{"transactions":[{"id":755547,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"LTIP Units","published_at":"2026-06-02T22:30:19.000Z","date":"2026-05-19","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":100000,"price":43.94,"value":4394000.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"In accordance with the terms of the First Amended and Restated Agreement of Limited Partnership of SL Green Operating Partnership, L.P., as amended (the \"Partnership Agreement\"), each LTIP Unit was converted into a Common Unit, and each resulting Common Unit was presented for redemption. At the election of the Issuer and in accordance with the terms of the Partnership Agreement, the Common Units presented for redemption were redeemed for cash, at a price per Common Unit based on the average of the closing prices of the Issuer's Common Stock for the ten consecutive trading days ending on May 18, 2026."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":1124369,"derivative":{"underlying":"Common Stock","underlying_shares":100000},"source":{"system":"sec-edgar","filing":"0001275645-26-000005","document":"form4-06022026_100615.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000127564526000005/form4-06022026_100615.xml","form_type":"4"}},{"id":901829,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"LTIP Units","published_at":"2026-02-18T00:12:18.000Z","date":"2026-02-12","kind":"grant","planned":false,"acquired":true,"shares":100617,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F3","text":"Represents LTIP Units originally issued in January 2023 that were earned based on the Issuer's total stockholder return during the period from January 1, 2023 through December 31, 2025, relative to the constituent companies of the Dow Jones US Real Estate Office Index at the start of such period that remained publicly traded at the conclusion of such period. The LTIP Units vested in full on December 31, 2025. Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional two-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) two years after the vesting date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Common Unit. Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents LTIP Units originally issued in January 2023 that were earned based on the Issuer's total stockholder return during the period from January 1, 2023 through December 31, 2025, relative to a group of New York City-centric publicly traded real estate investment trusts. The LTIP Units vested in full on December 31, 2025. Each LTIP Unit and Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\") acquired upon conversion of such LTIP Unit is subject to an additional two-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) two years after the vesting date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Represents LTIP Units originally issued in January 2023 that were earned based on the Issuer's total stockholder return during the period from January 1, 2023 through December 31, 2025, relative to the constituent companies of the Dow Jones US Real Estate Office Index at the start of such period that remained publicly traded at the conclusion of such period. The LTIP Units vested in full on December 31, 2025. Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional two-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) two years after the vesting date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Common Unit. Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":1224369,"derivative":{"underlying":"Common Stock","underlying_shares":100617},"source":{"system":"sec-edgar","filing":"0001275645-26-000003","document":"form4-02182026_120214.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000127564526000003/form4-02182026_120214.xml","form_type":"4"}},{"id":901828,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"LTIP Units","published_at":"2026-02-18T00:12:18.000Z","date":"2026-02-12","kind":"grant","planned":false,"acquired":true,"shares":100617,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Represents LTIP Units originally issued in January 2023 that were earned based on the Issuer's total stockholder return during the period from January 1, 2023 through December 31, 2025, relative to a group of New York City-centric publicly traded real estate investment trusts. The LTIP Units vested in full on December 31, 2025. Each LTIP Unit and Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\") acquired upon conversion of such LTIP Unit is subject to an additional two-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) two years after the vesting date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Common Unit. Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents LTIP Units originally issued in January 2023 that were earned based on the Issuer's total stockholder return during the period from January 1, 2023 through December 31, 2025, relative to a group of New York City-centric publicly traded real estate investment trusts. The LTIP Units vested in full on December 31, 2025. Each LTIP Unit and Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\") acquired upon conversion of such LTIP Unit is subject to an additional two-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) two years after the vesting date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Common Unit. Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Common Unit. Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":1123752,"derivative":{"underlying":"Common Stock","underlying_shares":100617},"source":{"system":"sec-edgar","filing":"0001275645-26-000003","document":"form4-02182026_120214.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000127564526000003/form4-02182026_120214.xml","form_type":"4"}},{"id":947662,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Phantom Stock Units","published_at":"2026-01-06T22:30:26.000Z","date":"2026-01-05","kind":"grant","planned":false,"acquired":true,"shares":5004.259,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The Phantom Stock Units convert to Common Stock on a 1-for-1 basis."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The Phantom Stock Units become payable in Common Stock (or in certain cases in cash) upon (unless the reporting person elects otherwise in accordance with the documents governing the applicable program) the earlier of (i) the January 1 coincident with or next following the earlier of (A) the reporting person's ceasing to be a director, and (B) the reporting person's death, and (ii) a change of control of the Issuer (as determined under such governing documents), in each case to the extent vested. In addition, the reporting person (i) has been permitted to elect to receive distributions in the form of installment payments, and (ii) may be permitted to receive distributions for certain unforeseeable emergencies."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The Phantom Stock Units become payable in Common Stock (or in certain cases in cash) upon (unless the reporting person elects otherwise in accordance with the documents governing the applicable program) the earlier of (i) the January 1 coincident with or next following the earlier of (A) the reporting person's ceasing to be a director, and (B) the reporting person's death, and (ii) a change of control of the Issuer (as determined under such governing documents), in each case to the extent vested. In addition, the reporting person (i) has been permitted to elect to receive distributions in the form of installment payments, and (ii) may be permitted to receive distributions for certain unforeseeable emergencies."}],"balance_after":5004.259,"derivative":{"underlying":"Common Stock","underlying_shares":5004.259},"source":{"system":"sec-edgar","filing":"0001275645-26-000001","document":"form4-01062026_100122.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000127564526000001/form4-01062026_100122.xml","form_type":"4"}},{"id":1289908,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"LTIP Units","published_at":"2025-02-01T00:14:24.000Z","date":"2025-01-29","kind":"grant","planned":false,"acquired":true,"shares":45735,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F4","text":"Represents LTIP Units originally issued in January 2022 that were earned based on the Issuer's total stockholder return during the period from January 1, 2022 through December 31, 2024, relative to the constituent companies of the Dow Jones US Real Estate Office Index at the start of such period that remained publicly traded at the conclusion of such period. The LTIP Units vested in full on December 31, 2024. Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional two-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) two years after the vesting date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Common Unit. Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Common Unit. Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"Represents LTIP Units originally issued in January 2022 that were earned based on the Issuer's total stockholder return during the period from January 1, 2022 through December 31, 2024, relative to the constituent companies of the Dow Jones US Real Estate Office Index at the start of such period that remained publicly traded at the conclusion of such period. The LTIP Units vested in full on December 31, 2024. Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional two-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) two years after the vesting date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Common Unit. Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":1023135,"derivative":{"underlying":"Common Stock","underlying_shares":45735},"source":{"system":"sec-edgar","filing":"0001415889-25-002586","document":"form4-02012025_120220.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000141588925002586/form4-02012025_120220.xml","form_type":"4"}},{"id":1289907,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"LTIP Units","published_at":"2025-02-01T00:14:24.000Z","date":"2025-01-29","kind":"grant","planned":false,"acquired":true,"shares":45735,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Represents LTIP Units originally issued in January 2022 that were earned based on the Issuer's total stockholder return during the period from January 1, 2022 through December 31, 2024, relative to a group of New York City-centric publicly traded real estate investment trusts. The LTIP Units vested in full on December 31, 2024. Each LTIP Unit and Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\") acquired upon conversion of such LTIP Unit is subject to an additional two-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) two years after the vesting date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Common Unit. Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents LTIP Units originally issued in January 2022 that were earned based on the Issuer's total stockholder return during the period from January 1, 2022 through December 31, 2024, relative to a group of New York City-centric publicly traded real estate investment trusts. The LTIP Units vested in full on December 31, 2024. Each LTIP Unit and Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\") acquired upon conversion of such LTIP Unit is subject to an additional two-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) two years after the vesting date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Common Unit. Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Common Unit. Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Reflects the forfeiture of 4,683 LTIP Units originally issued in January 2022 that were previously reported as earned based on the achievement of operational performance metrics for the year ended December 31, 2022, and which remained subject to additional performance-based vesting hurdles based on the Issuer's total shareholder return for the period from January 1, 2022 through December 31, 2024."}],"balance_after":977400,"derivative":{"underlying":"Common Stock","underlying_shares":45735},"source":{"system":"sec-edgar","filing":"0001415889-25-002586","document":"form4-02012025_120220.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000141588925002586/form4-02012025_120220.xml","form_type":"4"}},{"id":1311504,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Phantom Stock Units","published_at":"2025-01-07T01:56:17.000Z","date":"2025-01-02","kind":"other","planned":false,"acquired":false,"shares":3436.677,"price":68.38,"value":234999.97326,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each Phantom Stock Unit is the economic equivalent of one share of the Issuer's Common Stock."},{"field":"kind","element":"transactionCoding","label":"F3","text":"Represents settlement of Phantom Stock Units in cash, based on the price set forth in Column 8 above. Prior to payment, the reporting person had the right to transfer the value of the reporting person's Phantom Stock Units into an alternative investment account."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The Phantom Stock Units become payable in Common Stock (or in certain cases in cash) upon (unless the reporting person elects otherwise in accordance with the documents governing the applicable program) the earlier of (i) the January 1 coincident with or next following the earlier of (A) the reporting person's ceasing to be a director, and (B) the reporting person's death, and (ii) a change of control of the Issuer (as determined under such governing documents), in each case to the extent vested. In addition, the reporting person (i) has been permitted to elect to receive distributions in the form of installment payments, and (ii) may be permitted to receive distributions for certain unforeseeable emergencies."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The Phantom Stock Units become payable in Common Stock (or in certain cases in cash) upon (unless the reporting person elects otherwise in accordance with the documents governing the applicable program) the earlier of (i) the January 1 coincident with or next following the earlier of (A) the reporting person's ceasing to be a director, and (B) the reporting person's death, and (ii) a change of control of the Issuer (as determined under such governing documents), in each case to the extent vested. In addition, the reporting person (i) has been permitted to elect to receive distributions in the form of installment payments, and (ii) may be permitted to receive distributions for certain unforeseeable emergencies."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":3436.677},"source":{"system":"sec-edgar","filing":"0001415889-25-000947","document":"form4-01072025_010113.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000141588925000947/form4-01072025_010113.xml","form_type":"4"}},{"id":1311503,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Phantom Stock Units","published_at":"2025-01-07T01:56:17.000Z","date":"2025-01-02","kind":"grant","planned":false,"acquired":true,"shares":3436.677,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each Phantom Stock Unit is the economic equivalent of one share of the Issuer's Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The Phantom Stock Units become payable in Common Stock (or in certain cases in cash) upon (unless the reporting person elects otherwise in accordance with the documents governing the applicable program) the earlier of (i) the January 1 coincident with or next following the earlier of (A) the reporting person's ceasing to be a director, and (B) the reporting person's death, and (ii) a change of control of the Issuer (as determined under such governing documents), in each case to the extent vested. In addition, the reporting person (i) has been permitted to elect to receive distributions in the form of installment payments, and (ii) may be permitted to receive distributions for certain unforeseeable emergencies."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The Phantom Stock Units become payable in Common Stock (or in certain cases in cash) upon (unless the reporting person elects otherwise in accordance with the documents governing the applicable program) the earlier of (i) the January 1 coincident with or next following the earlier of (A) the reporting person's ceasing to be a director, and (B) the reporting person's death, and (ii) a change of control of the Issuer (as determined under such governing documents), in each case to the extent vested. In addition, the reporting person (i) has been permitted to elect to receive distributions in the form of installment payments, and (ii) may be permitted to receive distributions for certain unforeseeable emergencies."}],"balance_after":3436.677,"derivative":{"underlying":"Common Stock","underlying_shares":3436.677},"source":{"system":"sec-edgar","filing":"0001415889-25-000947","document":"form4-01072025_010113.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000141588925000947/form4-01072025_010113.xml","form_type":"4"}},{"id":1466337,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Units","published_at":"2024-07-01T20:41:48.000Z","date":"2024-07-01","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":38273,"price":46.35,"value":1773953.55,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The Stock Units were granted pursuant to the deferred compensation agreements (the \"Deferred Compensation Agreements\"), dated September 3, 2010 and November 8, 2013, respectively, entered into between the reporting person and the Issuer. Each Stock Unit represents a contingent right to receive the value of one share of common stock of the Issuer."},{"field":"kind","element":"transactionCoding","label":"F2","text":"Pursuant to the terms of the Deferred Compensation Agreements, the reporting person became entitled to the settlement of the Stock Units in connection with the reporting person's departure as President of the Issuer, with the amount payable based on the average of the closing prices of the Issuer's Common Stock for the ten consecutive trading days ending on December 31, 2023."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Pursuant to the terms of the Deferred Compensation Agreements, the reporting person became entitled to the settlement of the Stock Units in connection with the reporting person's departure as President of the Issuer, with the amount payable based on the average of the closing prices of the Issuer's Common Stock for the ten consecutive trading days ending on December 31, 2023."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Pursuant to the terms of the Deferred Compensation Agreements, vested Stock Units are generally to be settled in cash based on the value of the Issuer's Common Stock, calculated in accordance with the terms of the Deferred Compensation Agreements, on the earlier of the termination of the reporting person's employment or the effective date of a Change-in-Control (as defined in the Deferred Compensation Agreements)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Pursuant to the terms of the Deferred Compensation Agreements, vested Stock Units are generally to be settled in cash based on the value of the Issuer's Common Stock, calculated in accordance with the terms of the Deferred Compensation Agreements, on the earlier of the termination of the reporting person's employment or the effective date of a Change-in-Control (as defined in the Deferred Compensation Agreements)."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":38273},"source":{"system":"sec-edgar","filing":"0001415889-24-018605","document":"form4-07012024_080744.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000141588924018605/form4-07012024_080744.xml","form_type":"4"}},{"id":1655667,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"LTIP Units","published_at":"2024-02-07T22:42:05.000Z","date":"2024-02-05","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":120000,"price":46.36,"value":5563200.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"In accordance with the terms of the First Amended and Restated Agreement of Limited Partnership of SL Green Operating Partnership, L.P., as amended (the \"Partnership Agreement\"), each LTIP Unit was converted into a Common Unit, and each resulting Common Unit was presented for redemption. At the election of the Issuer and in accordance with the terms of the Partnership Agreement, the Common Units presented for redemption were redeemed for cash, at a price per Common Unit based on the average of the closing prices of the Issuer's Common Stock for the ten consecutive trading days ending on February 2, 2024."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":936348,"derivative":{"underlying":"Common Stock","underlying_shares":120000},"source":{"system":"sec-edgar","filing":"0001415889-24-002952","document":"form4-02072024_100257.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000141588924002952/form4-02072024_100257.xml","form_type":"4"}},{"id":1665566,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"LTIP Units","published_at":"2024-02-01T01:34:55.000Z","date":"2024-01-29","kind":"grant","planned":false,"acquired":true,"shares":56825,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F6","text":"Represents LTIP Units originally issued in January 2021 that were earned based on the Issuer's total stockholder return during the period from January 1, 2021 through December 31, 2023, relative to the constituent companies of the SNL Office REIT Index at the start of such period that remained publicly traded at the conclusion of such period. The LTIP Units vested in full on December 31, 2023. Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional two-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) two years after the vesting date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"Represents LTIP Units originally issued in January 2021 that were earned based on the Issuer's total stockholder return during the period from January 1, 2021 through December 31, 2023, relative to the constituent companies of the SNL Office REIT Index at the start of such period that remained publicly traded at the conclusion of such period. The LTIP Units vested in full on December 31, 2023. Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional two-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) two years after the vesting date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":1056348,"derivative":{"underlying":"Common Stock","underlying_shares":56825},"source":{"system":"sec-edgar","filing":"0001415889-24-002115","document":"form4-02012024_010251.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000141588924002115/form4-02012024_010251.xml","form_type":"4"}},{"id":1665565,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"LTIP Units","published_at":"2024-02-01T01:34:55.000Z","date":"2024-01-29","kind":"grant","planned":false,"acquired":true,"shares":19066,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F5","text":"Represents LTIP Units originally issued in January 2021 that were earned based on the Issuer's total stockholder return during the period from January 1, 2021 through December 31, 2023, relative to a group of New York City-centric publicly traded real estate investment trusts. The LTIP Units vested in full on December 31, 2023. Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional two-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) two years after the vesting date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Represents LTIP Units originally issued in January 2021 that were earned based on the Issuer's total stockholder return during the period from January 1, 2021 through December 31, 2023, relative to a group of New York City-centric publicly traded real estate investment trusts. The LTIP Units vested in full on December 31, 2023. Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional two-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) two years after the vesting date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":999523,"derivative":{"underlying":"Common Stock","underlying_shares":19066},"source":{"system":"sec-edgar","filing":"0001415889-24-002115","document":"form4-02012024_010251.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000141588924002115/form4-02012024_010251.xml","form_type":"4"}},{"id":1665564,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"LTIP Units","published_at":"2024-02-01T01:34:55.000Z","date":"2024-01-29","kind":"grant","planned":false,"acquired":true,"shares":88543,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Represents LTIP Units originally issued in January 2023 that were subject to performance-based vesting hurdles based on achievement of operational performance metrics for the year ended December 31, 2023, and which remain subject to additional performance-based vesting hurdles based on the Issuer's total shareholder return for the period from January 1, 2023 through December 31, 2025 (the \"TSR Performance Period\"). On January 29, 2024, the compensation committee of the Issuer determined the level of achievement of the operational performance-based vesting hurdles for these LTIP Units, resulting in 98,381 LTIP Units initially being earned, which amount will be adjusted upwards or downwards by up to 12.5% at the conclusion of the TSR Performance Period based on the Issuer's total shareholder return. The number of LTIP Units reported represents the maximum number of LTIP Units that may be earned based on the Issuer's total shareholder return during the TSR Performance Period."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Earned LTIP Units will vest on December 31, 2025, subject to continued employment. Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional two-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) two years after the vesting date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Reflects the forfeiture of 25,256 LTIP Units originally issued in January 2021 that were previously reported as earned based on the achievement of operational performance metrics for the year ended December 31, 2021, and which remained subject to additional performance-based vesting hurdles based on the Issuer's total shareholder return for the period from January 1, 2021 through December 31, 2023."}],"balance_after":980457,"derivative":{"underlying":"Common Stock","underlying_shares":88543},"source":{"system":"sec-edgar","filing":"0001415889-24-002115","document":"form4-02012024_010251.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000141588924002115/form4-02012024_010251.xml","form_type":"4"}},{"id":1683072,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Phantom Stock Units","published_at":"2024-01-10T02:04:28.000Z","date":"2024-01-05","kind":"other","planned":false,"acquired":false,"shares":5117.596,"price":45.92,"value":235000.00832,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each Phantom Stock Unit is the economic equivalent of one share of the Issuer's Common Stock."},{"field":"kind","element":"transactionCoding","label":"F3","text":"Represents settlement of Phantom Stock Units in cash, based on the price set forth in Column 8 above. Prior to payment, the reporting person had the right to transfer the value of the reporting person's Phantom Stock Units into an alternative investment account."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The Phantom Stock Units become payable in Common Stock (or in certain cases in cash) upon (unless the reporting person elects otherwise in accordance with the documents governing the applicable program) the earlier of (i) the January 1 coincident with or next following the earlier of (A) the reporting person's ceasing to be a director, and (B) the reporting person's death, and (ii) a change of control of the Issuer (as determined under such governing documents), in each case to the extent vested. In addition, the reporting person (i) has been permitted to elect to receive distributions in the form of installment payments, and (ii) may be permitted to receive distributions for certain unforeseeable emergencies."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The Phantom Stock Units become payable in Common Stock (or in certain cases in cash) upon (unless the reporting person elects otherwise in accordance with the documents governing the applicable program) the earlier of (i) the January 1 coincident with or next following the earlier of (A) the reporting person's ceasing to be a director, and (B) the reporting person's death, and (ii) a change of control of the Issuer (as determined under such governing documents), in each case to the extent vested. In addition, the reporting person (i) has been permitted to elect to receive distributions in the form of installment payments, and (ii) may be permitted to receive distributions for certain unforeseeable emergencies."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":5117.596},"source":{"system":"sec-edgar","filing":"0001415889-24-000885","document":"form4-01102024_020121.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000141588924000885/form4-01102024_020121.xml","form_type":"4"}},{"id":1683071,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Phantom Stock Units","published_at":"2024-01-10T02:04:28.000Z","date":"2024-01-05","kind":"grant","planned":false,"acquired":true,"shares":5117.596,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each Phantom Stock Unit is the economic equivalent of one share of the Issuer's Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The Phantom Stock Units become payable in Common Stock (or in certain cases in cash) upon (unless the reporting person elects otherwise in accordance with the documents governing the applicable program) the earlier of (i) the January 1 coincident with or next following the earlier of (A) the reporting person's ceasing to be a director, and (B) the reporting person's death, and (ii) a change of control of the Issuer (as determined under such governing documents), in each case to the extent vested. In addition, the reporting person (i) has been permitted to elect to receive distributions in the form of installment payments, and (ii) may be permitted to receive distributions for certain unforeseeable emergencies."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The Phantom Stock Units become payable in Common Stock (or in certain cases in cash) upon (unless the reporting person elects otherwise in accordance with the documents governing the applicable program) the earlier of (i) the January 1 coincident with or next following the earlier of (A) the reporting person's ceasing to be a director, and (B) the reporting person's death, and (ii) a change of control of the Issuer (as determined under such governing documents), in each case to the extent vested. In addition, the reporting person (i) has been permitted to elect to receive distributions in the form of installment payments, and (ii) may be permitted to receive distributions for certain unforeseeable emergencies."}],"balance_after":5117.596,"derivative":{"underlying":"Common Stock","underlying_shares":5117.596},"source":{"system":"sec-edgar","filing":"0001415889-24-000885","document":"form4-01102024_020121.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000141588924000885/form4-01102024_020121.xml","form_type":"4"}},{"id":1748894,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"PRESIDENT"}}],"security":"Common Stock","published_at":"2023-11-07T02:53:18.000Z","date":"2023-11-02","kind":"sale","planned":false,"acquired":false,"shares":176960,"price":32.08,"value":5676876.8,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from $32.02 to $32.61 per share. The reporting person undertakes to provide upon request by the U.S. Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Reflects the Reporting Person's current holdings and includes (i) shares of the Issuer's Employee Stock Repurchase Plan, (ii) the disposition on the Transaction Date of shares of Common Stock previously reported as indirectly held by the Reporting Person and (iii) an adjustment to reflect the reverse stock splits effected by the Issuer on January 20, 2021 and January 21, 2022, respectively."}],"balance_after":6049.33,"source":{"system":"sec-edgar","filing":"0001415889-23-014815","document":"form4-11072023_021112.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000141588923014815/form4-11072023_021112.xml","form_type":"4"}},{"id":1810160,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"PRESIDENT"}}],"security":"LTIP Units","published_at":"2023-08-11T21:11:35.000Z","date":"2023-08-09","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":94862,"price":36.96,"value":3506099.52,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"In accordance with the terms of the First Amended and Restated Agreement of Limited Partnership of SL Green Operating Partnership, L.P., as amended (the \"Partnership Agreement\"), each LTIP Unit was converted into a Common Unit, and each resulting Common Unit was presented for redemption. At the election of the Issuer and in accordance with the terms of the Partnership Agreement, the Common Units presented for redemption were redeemed for cash, at a price per Common Unit based on the average of the closing prices of the Issuer's Common Stock for the ten consecutive trading days ending on August 8, 2023."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":917170,"derivative":{"underlying":"Common Stock","underlying_shares":94862},"source":{"system":"sec-edgar","filing":"0001415889-23-012150","document":"form4-08112023_090829.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000141588923012150/form4-08112023_090829.xml","form_type":"4"}},{"id":2017225,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"PRESIDENT"}}],"security":"LTIP Units","published_at":"2023-02-14T21:55:40.000Z","date":"2023-02-10","kind":"disposition_to_issuer","acquired":false,"shares":60000,"price":40.6,"value":2436000.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"In accordance with the terms of the First Amended and Restated Agreement of Limited Partnership of SL Green Operating Partnership, L.P., as amended (the \"Partnership Agreement\"), each LTIP Unit was converted into a Common Unit, and each resulting Common Unit was presented for redemption. At the election of the Issuer and in accordance with the terms of the Partnership Agreement, the Common Units presented for redemption were redeemed for cash, at a price per Common Unit based on the average of the closing prices of the Issuer's Common Stock for the ten consecutive trading days ending on February 9, 2023."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":1012032,"derivative":{"underlying":"Common Stock","underlying_shares":60000},"source":{"system":"sec-edgar","filing":"0001415889-23-002477","document":"form4-02142023_090207.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000141588923002477/form4-02142023_090207.xml","form_type":"4"}},{"id":2038860,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"PRESIDENT"}}],"security":"LTIP Units","published_at":"2023-02-02T01:18:13.000Z","date":"2023-01-30","kind":"grant","acquired":true,"shares":5818,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F8","text":"Represents LTIP Units issued in lieu of cash bonus in accordance with an election made by the reporting person."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional three-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) three years after the grant date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":1072032,"derivative":{"underlying":"Common Stock","underlying_shares":5818},"source":{"system":"sec-edgar","filing":"0001415889-23-001756","document":"form4-02022023_010204.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000141588923001756/form4-02022023_010204.xml","form_type":"4"}},{"id":2038859,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"PRESIDENT"}}],"security":"LTIP Units","published_at":"2023-02-02T01:18:13.000Z","date":"2023-01-30","kind":"grant","acquired":true,"shares":8269,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F7","text":"Represents LTIP Units originally issued in January 2020 that were earned based on the Issuer's total stockholder return during the period from January 1, 2020 through December 31, 2022, relative to a group of New York City-centric publicly traded real estate investment trusts. The LTIP Units vested in full on December 31, 2022. Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional two-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) two years after the vesting date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"Represents LTIP Units originally issued in January 2020 that were earned based on the Issuer's total stockholder return during the period from January 1, 2020 through December 31, 2022, relative to a group of New York City-centric publicly traded real estate investment trusts. The LTIP Units vested in full on December 31, 2022. Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional two-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) two years after the vesting date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":1066214,"derivative":{"underlying":"Common Stock","underlying_shares":8269},"source":{"system":"sec-edgar","filing":"0001415889-23-001756","document":"form4-02022023_010204.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000141588923001756/form4-02022023_010204.xml","form_type":"4"}},{"id":2038858,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"PRESIDENT"}}],"security":"LTIP Units","published_at":"2023-02-02T01:18:13.000Z","date":"2023-01-30","kind":"grant","acquired":true,"shares":64618,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F5","text":"Represents LTIP Units originally issued in January 2022 that were subject to performance-based vesting hurdles based on achievement of operational performance metrics for the year ended December 31, 2022, and which remain subject to additional performance-based vesting hurdles based on the Issuer's total shareholder return for the period from January 1, 2022 through December 31, 2024 (the \"TSR Performance Period\"). On January 30, 2023, the compensation committee of the Issuer determined the level of achievement of the operational performance-based vesting hurdles for these LTIP Units, resulting in 57,438 LTIP Units initially being earned, which amount will be adjusted upwards or downwards by up to 12.5% at the conclusion of the TSR Performance Period based on the Issuer's total shareholder return. The number of LTIP Units reported represents the maximum number of LTIP Units that may be earned based on the Issuer's total shareholder return during the TSR Performance Period."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"Earned LTIP Units will vest on December 31, 2024, subject to continued employment. Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional two-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) two years after the vesting date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":1057945,"derivative":{"underlying":"Common Stock","underlying_shares":64618},"source":{"system":"sec-edgar","filing":"0001415889-23-001756","document":"form4-02022023_010204.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000141588923001756/form4-02022023_010204.xml","form_type":"4"}},{"id":2038857,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"PRESIDENT"}}],"security":"LTIP Units","published_at":"2023-02-02T01:18:13.000Z","date":"2023-01-30","kind":"grant","acquired":true,"shares":104344,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Represents LTIP Units granted pursuant to an employment agreement dated as of December 31, 2021 between the reporting person and the Issuer, which vest in equal installments on each of January 1, 2024, January 1, 2025, and January 1, 2026, subject to continued employment."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional three-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) three years after the grant date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Reflects the forfeiture of 9,484 LTIP Units originally issued in January 2020 that were previously reported as earned based on the achievement of operational performance metrics for the year ended December 31, 2020, and which remained subject to additional performance-based vesting hurdles based on the Issuer's total shareholder return for the period from January 1, 2020 through December 31, 2022."}],"balance_after":993327,"derivative":{"underlying":"Common Stock","underlying_shares":104344},"source":{"system":"sec-edgar","filing":"0001415889-23-001756","document":"form4-02022023_010204.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000141588923001756/form4-02022023_010204.xml","form_type":"4"}},{"id":2086834,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"PRESIDENT"}}],"security":"LTIP Units","published_at":"2022-12-15T00:53:57.000Z","date":"2022-12-12","kind":"grant","acquired":true,"shares":31978,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents LTIP Units issued in lieu of cash bonus in accordance with an election made by the reporting person. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents LTIP Units issued in lieu of cash bonus in accordance with an election made by the reporting person. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional three-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) three years after the grant date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents LTIP Units issued in lieu of cash bonus in accordance with an election made by the reporting person. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":898467,"derivative":{"underlying":"Common Stock","underlying_shares":31978},"source":{"system":"sec-edgar","filing":"0001415889-22-012566","document":"form4-12152022_121247.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000141588922012566/form4-12152022_121247.xml","form_type":"4"}},{"id":2351005,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"LTIP Units","published_at":"2022-03-05T01:35:55.000Z","date":"2022-03-02","kind":"disposition_to_issuer","acquired":false,"shares":26779,"price":79.94,"value":2140713.26,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"In accordance with the terms of the First Amended and Restated Agreement of Limited Partnership of SL Green Operating Partnership, L.P., as amended (the \"Partnership Agreement\"), each LTIP Unit was converted into a Common Unit, and each resulting Common Unit was presented for redemption. At the election of the Issuer and in accordance with the terms of the Partnership Agreement, the Common Units presented for redemption were redeemed for cash, at a price per Common Unit based on the average of the closing prices of the Issuer's Common Stock for the ten consecutive trading days ending on March 1, 2022."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":866489,"derivative":{"underlying":"Common Stock","underlying_shares":26779},"source":{"system":"sec-edgar","filing":"0001104659-22-030765","document":"tm228496-2_4seq1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000110465922030765/tm228496-2_4seq1.xml","form_type":"4"}},{"id":2417202,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"LTIP Units","published_at":"2022-02-03T01:32:02.000Z","date":"2022-01-31","kind":"disposition_to_issuer","acquired":false,"shares":120000,"price":76.41,"value":9169200.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Common Unit. Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"In accordance with the terms of the First Amended and Restated Agreement of Limited Partnership of SL Green Operating Partnership, L.P., as amended (the \"Partnership Agreement\"), each LTIP Unit was converted into a Common Unit, and each resulting Common Unit was presented for redemption. At the election of the Issuer and in accordance with the terms of the Partnership Agreement, the Common Units presented for redemption were redeemed for cash, at a price per Common Unit based on the average of the closing prices of the Issuer's Common Stock for the ten consecutive trading days ending on January 28, 2022."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Common Unit. Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Common Unit. Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":893268,"derivative":{"underlying":"Common Stock","underlying_shares":120000},"source":{"system":"sec-edgar","filing":"0001179110-22-000722","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911022000722/edgar.xml","form_type":"4"}},{"id":2417201,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"LTIP Units","published_at":"2022-02-03T01:32:02.000Z","date":"2022-01-31","kind":"grant","acquired":true,"shares":113650,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Represents LTIP Units originally issued in February 2021 that were subject to performance-based vesting hurdles based on achievement of operational performance metrics for the year ended December 31, 2021, and which remain subject to additional performance-based vesting hurdles based on the Issuer's total shareholder return for the period from January 1, 2021 through December 31, 2023 (the \"TSR Performance Period\"). On January 31, 2022, the compensation committee of the Issuer determined the level of achievement of the operational performance-based vesting hurdles for these LTIP Units, resulting in 101,022 LTIP Units initially being earned, which amount will be adjusted upwards or downwards by up to 12.5% at the conclusion of the TSR Performance Period based on the Issuer's total shareholder return. The number of LTIP Units reported represents the maximum number of LTIP Units that may be earned based on the Issuer's total shareholder return during the TSR Performance Period."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Earned LTIP Units will vest on December 31, 2023, subject to continued employment. Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional two-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) two years after the vesting date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Reflects an adjustment of 10 LTIP Units to correct for a scrivener's error in the Reporting Person's Form 4 filed on January 21, 2022."}],"balance_after":1013268,"derivative":{"underlying":"Common Stock","underlying_shares":113650},"source":{"system":"sec-edgar","filing":"0001179110-22-000722","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911022000722/edgar.xml","form_type":"4"}},{"id":2429025,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"LTIP Units","published_at":"2022-01-22T00:33:36.000Z","date":"2022-01-19","kind":"grant","acquired":true,"shares":21378,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F5","text":"Represents LTIP Units originally issued in January 2019 that were earned based on the Issuer's total stockholder return during the period from January 1, 2019 through December 31, 2021, relative to the constituent companies of the SNL Office REIT Index at the start of such period that remained publicly traded at the conclusion of such period.  The LTIP Units vested in full on December 31, 2021. Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional two-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) two years after the vesting date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Represents LTIP Units originally issued in January 2019 that were earned based on the Issuer's total stockholder return during the period from January 1, 2019 through December 31, 2021, relative to the constituent companies of the SNL Office REIT Index at the start of such period that remained publicly traded at the conclusion of such period.  The LTIP Units vested in full on December 31, 2021. Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional two-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) two years after the vesting date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":899608,"derivative":{"underlying":"Common Stock","underlying_shares":21378},"source":{"system":"sec-edgar","filing":"0001179110-22-000562","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911022000562/edgar.xml","form_type":"4"}},{"id":2429024,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"LTIP Units","published_at":"2022-01-22T00:33:36.000Z","date":"2022-01-19","kind":"grant","acquired":true,"shares":47636,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Represents LTIP Units granted pursuant to an employment agreement dated as of December 31, 2021 between the reporting person and the Issuer, which vest in equal installments on each of January 1, 2023, January 1, 2024 and January 1, 2025, subject to continued employment."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional three-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) three years after the grant date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Reflects the forfeiture of 13,836 LTIP Units originally issued in January 2019 that were previously reported as earned based on the achievement of operational performance metrics for the year ended December 31, 2019, and which remained subject to additional performance-based vesting hurdles based on the Issuer's total shareholder return for the period from January 1, 2019 through December 31, 2021."}],"balance_after":878240,"derivative":{"underlying":"Common Stock","underlying_shares":47636},"source":{"system":"sec-edgar","filing":"0001179110-22-000562","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911022000562/edgar.xml","form_type":"4"}},{"id":2472114,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"LTIP Units","published_at":"2021-12-16T00:51:45.000Z","date":"2021-12-13","kind":"grant","acquired":true,"shares":29439,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents LTIP Units issued in lieu of cash bonus in accordance with an election made by the reporting person. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents LTIP Units issued in lieu of cash bonus in accordance with an election made by the reporting person. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional three-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) three years after the grant date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents LTIP Units issued in lieu of cash bonus in accordance with an election made by the reporting person. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":844440,"derivative":{"underlying":"Common Stock","underlying_shares":29439},"source":{"system":"sec-edgar","filing":"0001179110-21-011005","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911021011005/edgar.xml","form_type":"4"}},{"id":2859951,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2021-02-16T22:26:46.000Z","date":"2021-02-16","kind":"sale","acquired":false,"shares":12836,"price":65,"value":834340.0,"ownership":{"direct":true},"balance_after":106133.07,"source":{"system":"sec-edgar","filing":"0001179110-21-001714","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911021001714/edgar.xml","form_type":"4"}},{"id":2859950,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2021-02-16T22:26:46.000Z","date":"2021-02-12","kind":"sale","acquired":false,"shares":89498,"price":65.09,"value":5825424.82,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from $65.00 to $65.57 per share, inclusive. The reporting person undertakes to provide upon request by the U.S. Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":118969.07,"source":{"system":"sec-edgar","filing":"0001179110-21-001714","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911021001714/edgar.xml","form_type":"4"}},{"id":2859949,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2021-02-16T22:26:46.000Z","date":"2021-02-11","kind":"sale","acquired":false,"shares":5928,"price":65,"value":385320.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from $65.00 to $65.01 per share, inclusive. The reporting person undertakes to provide upon request by the U.S. Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares sold at each separate price."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 1674.80 shares of the Issuer's Common Stock purchased through the Issuer's Employee Stock Repurchase Plan."}],"balance_after":208467.07,"source":{"system":"sec-edgar","filing":"0001179110-21-001714","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911021001714/edgar.xml","form_type":"4"}},{"id":2867189,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"LTIP Units","published_at":"2021-02-11T21:52:40.000Z","date":"2021-02-09","kind":"disposition_to_issuer","acquired":false,"shares":139708,"price":65.19,"value":9107564.52,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"In accordance with the terms of the First Amended and Restated Agreement of Limited Partnership of SL Green Operating Partnership, L.P., as amended (the \"Partnership Agreement\"), each LTIP Unit was converted into a Common Unit, and each resulting Common Unit was presented for redemption. At the election of the Issuer and in accordance with the terms of the Partnership Agreement, the Common Units presented for redemption were redeemed for cash, at a price per Common Unit based on the average of the closing prices of the Issuer's Common Stock for the ten consecutive trading days ending on February 8, 2021."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":815001,"derivative":{"underlying":"Common Stock","underlying_shares":139708},"source":{"system":"sec-edgar","filing":"0001179110-21-001593","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911021001593/edgar.xml","form_type":"4"}},{"id":2877059,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"LTIP Units","published_at":"2021-02-05T22:26:59.000Z","date":"2021-02-04","kind":"grant","acquired":true,"shares":42680,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Represents LTIP Units originally issued in January 2020 that were subject to performance-based vesting hurdles based on achievement of operational performance metrics for the year ended December 31, 2020, and which remain subject to additional performance-based vesting hurdles based on the Issuer's total shareholder return for the period from January 1, 2020 through December 31, 2022 (the \"TSR Performance Period\"). On February 4, 2021, the compensation committee of the Issuer determined the level of achievement of the operational performance-based vesting hurdles for these LTIP Units, resulting in 37,938 LTIP Units initially being earned, which amount will be adjusted upwards or downwards by up to 12.5% at the conclusion of the TSR Performance Period based on the Issuer's total shareholder return. The number of LTIP Units reported represents the maximum number of LTIP Units that may be earned based on the Issuer's total shareholder return during the TSR Performance Period."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Earned LTIP Units will vest on December 31, 2022, subject to continued employment. Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional two-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) two years after the vesting date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":954709,"derivative":{"underlying":"Common Stock","underlying_shares":42680},"source":{"system":"sec-edgar","filing":"0001179110-21-001349","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911021001349/edgar.xml","form_type":"4"}},{"id":2899585,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"LTIP Units","published_at":"2021-01-23T00:24:25.000Z","date":"2021-01-22","kind":"grant","acquired":true,"shares":110233,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Represents LTIP Units granted pursuant to an employment agreement dated as of December 21, 2018 between the reporting person and the Issuer, which vest in equal installments on each of January 1, 2022, January 1, 2023 and January 1, 2024, subject to continued employment."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional three-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) three years after the grant date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":912029,"derivative":{"underlying":"Common Stock","underlying_shares":110233},"source":{"system":"sec-edgar","filing":"0001179110-21-000802","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911021000802/edgar.xml","form_type":"4"}},{"id":2944982,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"LTIP Units","published_at":"2020-12-15T23:26:04.000Z","date":"2020-12-11","kind":"grant","acquired":true,"shares":27231,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents LTIP Units issued in lieu of cash bonus in accordance with an election made by the reporting person. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents LTIP Units issued in lieu of cash bonus in accordance with an election made by the reporting person. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional three-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) three years after the grant date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents LTIP Units issued in lieu of cash bonus in accordance with an election made by the reporting person. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":801796,"derivative":{"underlying":"Common Stock","underlying_shares":27231},"source":{"system":"sec-edgar","filing":"0001179110-20-011950","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911020011950/edgar.xml","form_type":"4"}},{"id":3257073,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"LTIP Units","published_at":"2020-02-21T21:54:06.000Z","date":"2020-02-19","kind":"disposition_to_issuer","acquired":false,"shares":134163,"price":94.65,"value":12698527.95,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"In accordance with the terms of the First Amended and Restated Agreement of Limited Partnership of SL Green Operating Partnership, L.P., as amended (the \"Partnership Agreement\"), each LTIP Unit was converted into a Common Unit, and each resulting Common Unit was presented for redemption. At the election of the Issuer and in accordance with the terms of the Partnership Agreement, the Common Units presented for redemption were redeemed for cash, at a price per Common Unit based on the average of the closing prices of the Issuer's Common Stock for the ten consecutive trading days ending on February 19, 2020."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":774565,"derivative":{"underlying":"Common Stock","underlying_shares":134163},"source":{"system":"sec-edgar","filing":"0001179110-20-002031","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911020002031/edgar.xml","form_type":"4"}},{"id":3289264,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"LTIP Units","published_at":"2020-02-05T22:51:34.000Z","date":"2020-02-03","kind":"grant","acquired":true,"shares":470,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F4","text":"Represents LTIP Units issued in lieu of cash bonus in accordance with an election made by the reporting person."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional three-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) three years after the grant date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":908728,"derivative":{"underlying":"Common Stock","underlying_shares":470},"source":{"system":"sec-edgar","filing":"0001179110-20-001166","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911020001166/edgar.xml","form_type":"4"}},{"id":3289263,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"LTIP Units","published_at":"2020-02-05T22:51:34.000Z","date":"2020-02-03","kind":"grant","acquired":true,"shares":62259,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Represents LTIP Units originally issued in January 2019 that were subject to performance-based vesting hurdles based on achievement of operational performance metrics for the year ended December 31, 2019, and which remain subject to additional performance-based vesting hurdles based on the Issuer's total shareholder return for the period from January 1, 2019 through December 31, 2021 (the \"TSR Performance Period\"). On February 3, 2020, the compensation committee of the Issuer determined the level of achievement of the operational performance-based vesting hurdles for these LTIP Units, resulting in 55,341 LTIP Units initially being earned, which amount will be adjusted upwards or downwards by up to 12.5% at the conclusion of the TSR Performance Period based on the Issuer's total shareholder return. The number of LTIP Units reported represents the maximum number of LTIP Units that may be earned based on the Issuer's total shareholder return during the TSR Performance Period."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Earned LTIP Units will vest on December 31, 2021, subject to continued employment. Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional two-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) two years after the vesting date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":908258,"derivative":{"underlying":"Common Stock","underlying_shares":62259},"source":{"system":"sec-edgar","filing":"0001179110-20-001166","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911020001166/edgar.xml","form_type":"4"}},{"id":3305453,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"LTIP Units","published_at":"2020-01-22T22:27:57.000Z","date":"2020-01-18","kind":"grant","acquired":true,"shares":38340,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Represents LTIP Units granted pursuant to an employment agreement dated as of December 21, 2018 between the reporting person and the Issuer, which vest in equal installments on each of January 1, 2021, January 1, 2022 and January 1, 2023, subject to continued employment."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional three-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) three years after the grant date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":845999,"derivative":{"underlying":"Common Stock","underlying_shares":38340},"source":{"system":"sec-edgar","filing":"0001179110-20-000708","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911020000708/edgar.xml","form_type":"4"}},{"id":3332752,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"LTIP Units","published_at":"2019-12-23T22:06:55.000Z","date":"2019-12-20","kind":"grant","acquired":true,"shares":23121,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents LTIP Units issued in lieu of cash bonus in accordance with an election made by the reporting person. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents LTIP Units issued in lieu of cash bonus in accordance with an election made by the reporting person. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional three-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) three years after the grant date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents LTIP Units issued in lieu of cash bonus in accordance with an election made by the reporting person. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":807659,"derivative":{"underlying":"Common Stock","underlying_shares":23121},"source":{"system":"sec-edgar","filing":"0001179110-19-013125","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911019013125/edgar.xml","form_type":"4"}},{"id":3654197,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"LTIP Units","published_at":"2019-02-16T00:32:39.000Z","date":"2019-02-14","kind":"disposition_to_issuer","acquired":false,"shares":138447,"price":92.41,"value":12793887.27,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"In accordance with the terms of the First Amended and Restated Agreement of Limited Partnership of SL Green Operating Partnership, L.P., as amended (the \"Partnership Agreement\"), each LTIP Unit was converted into a Common Unit, and each resulting Common Unit was presented for redemption. At the election of the Issuer and in accordance with the terms of the Partnership Agreement, the Common Units presented for redemption were redeemed for cash, at a price per Common Unit based on the average of the closing prices of the Issuer's Common Stock for the ten consecutive trading days ending on February 13, 2019."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":784538,"derivative":{"underlying":"Common Stock","underlying_shares":138447},"source":{"system":"sec-edgar","filing":"0001179110-19-002025","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911019002025/edgar.xml","form_type":"4"}},{"id":3698362,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"LTIP Units","published_at":"2019-01-10T22:53:04.000Z","date":"2019-01-08","kind":"grant","acquired":true,"shares":38951,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Each LTIP Unit and Common Unit acquired upon conversion of such LTIP Unit is subject to an additional three-year no-sell provision pursuant to which such LTIP Unit and Common Unit generally may not be transferred, and the redemption right associated with the Common Unit may not be exercised, until the earlier of (i) three years after the grant date, (ii) termination of the reporting person's employment or (iii) a change in control of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents LTIP Units issued pursuant to the Issuer's equity based compensatory programs. Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. The redemption right generally cannot be exercised until two years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":922985,"derivative":{"underlying":"Common Stock","underlying_shares":38951},"source":{"system":"sec-edgar","filing":"0001179110-19-000676","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911019000676/edgar.xml","form_type":"4"}},{"id":3719814,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"LTIP Units","published_at":"2018-12-27T01:02:57.000Z","date":"2018-12-21","kind":"grant","acquired":true,"shares":21224,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. LTIP Units are generally not convertible without the consent of the Issuer until three years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. LTIP Units are generally not convertible without the consent of the Issuer until three years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. LTIP Units are generally not convertible without the consent of the Issuer until three years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":884034,"derivative":{"underlying":"Common Stock","underlying_shares":21224},"source":{"system":"sec-edgar","filing":"0001179110-18-014270","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911018014270/edgar.xml","form_type":"4"}},{"id":3847653,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Stock Option (Right to Buy)","published_at":"2018-08-10T21:56:42.000Z","date":"2018-08-08","kind":"exercise","acquired":false,"shares":65000,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":0,"derivative":{"exercise_price":91.43,"exercise_date":"2016-12-31","expiration_date":"2018-11-08","underlying":"Common Stock","underlying_shares":65000},"source":{"system":"sec-edgar","filing":"0001179110-18-010520","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911018010520/edgar.xml","form_type":"4"}},{"id":3847652,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2018-08-10T21:56:42.000Z","date":"2018-08-08","kind":"sale","acquired":false,"shares":65000,"price":105.34,"value":6847100.0,"ownership":{"direct":true},"balance_after":212720.27,"source":{"system":"sec-edgar","filing":"0001179110-18-010520","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911018010520/edgar.xml","form_type":"4"}},{"id":3847651,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2018-08-10T21:56:42.000Z","date":"2018-08-08","kind":"exercise","acquired":true,"shares":65000,"price":91.43,"value":5942950.0,"ownership":{"direct":true},"balance_after":277720.27,"source":{"system":"sec-edgar","filing":"0001179110-18-010520","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911018010520/edgar.xml","form_type":"4"}},{"id":4098145,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"LTIP Units","published_at":"2018-01-18T01:25:20.000Z","date":"2018-01-15","kind":"grant","acquired":true,"shares":56000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F3","text":"Represents 56,000 LTIP Units granted in connection with the automatic one year extension of the term of the employment agreement between the reporting person and the Issuer dated November 8, 2013, as amended."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. LTIP Units are generally not convertible without the consent of the Issuer until three years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. LTIP Units are generally not convertible without the consent of the Issuer until three years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The LTIP Units will vest on December 31, 2018, subject to continued employment."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. LTIP Units are generally not convertible without the consent of the Issuer until three years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":862810,"derivative":{"underlying":"Common Stock","underlying_shares":56000},"source":{"system":"sec-edgar","filing":"0001179110-18-000937","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911018000937/edgar.xml","form_type":"4"}},{"id":4098144,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"LTIP Units","published_at":"2018-01-18T01:25:20.000Z","date":"2018-01-15","kind":"grant","acquired":true,"shares":37698,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. LTIP Units are generally not convertible without the consent of the Issuer until three years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. LTIP Units are generally not convertible without the consent of the Issuer until three years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of an LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. LTIP Units are generally not convertible without the consent of the Issuer until three years from the date of the grant. The rights to convert LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Reflects forfeiture of 65,066 LTIP Units previously issued pursuant to the SL Green Realty Corp. 2014 Long-Term Outperformance Plan (the \"2014 Plan\") due to the fact that the performance-based vesting criteria under the 2014 Plan were not satisfied."}],"balance_after":806810,"derivative":{"underlying":"Common Stock","underlying_shares":37698},"source":{"system":"sec-edgar","filing":"0001179110-18-000937","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911018000937/edgar.xml","form_type":"4"}},{"id":4113307,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Stock Units","published_at":"2018-01-04T01:13:03.000Z","date":"2018-01-01","kind":"grant","acquired":true,"shares":5436,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each Stock Unit was granted pursuant to a deferred compensation agreement, dated November 8, 2013, as amended, entered into between the reporting person and the Issuer (the \"Deferred Compensation Agreement\") and represents a contingent right to receive the value of one share of common stock of the Issuer (the \"Deferred Compensation Amount\")."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The Stock Units vest on December 31, 2018, subject to the reporting person's continued employment through such vesting date. The Deferred Compensation Amount will be delivered to the reporting person no later than 30 days following the earliest of (i) the reporting person's death, (ii) the date of the reporting person's separation from service with the Issuer, and (iii) the effective date of a Change-in-Control (as defined in the Deferred Compensation Agreement)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The Stock Units vest on December 31, 2018, subject to the reporting person's continued employment through such vesting date. The Deferred Compensation Amount will be delivered to the reporting person no later than 30 days following the earliest of (i) the reporting person's death, (ii) the date of the reporting person's separation from service with the Issuer, and (iii) the effective date of a Change-in-Control (as defined in the Deferred Compensation Agreement)."}],"balance_after":38273,"derivative":{"underlying":"Common Stock","underlying_shares":5436},"source":{"system":"sec-edgar","filing":"0001179110-18-000435","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911018000435/edgar.xml","form_type":"4"}},{"id":4490126,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"LTIP Units","published_at":"2017-01-17T22:49:25.000Z","date":"2017-01-11","kind":"grant","acquired":true,"shares":32533,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F2","text":"Represents LTIP Units issued pursuant to the SL Green Realty Corp. 2014 Long-Term Outperformance Plan (the \"2014 Plan\"). The LTIP Units granted pursuant to the 2014 Plan will vest 50% on August 31, 2017, and 50% on August 31, 2018, subject to the achievement of performance criteria and continued employment."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of a vested LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. LTIP Units are generally not convertible without the consent of the Issuer until two years from the date of the grant. The rights to convert vested LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"shares","element":"transactionShares","label":"F3","text":"This Form 4/A is being filed to correct the number of derivative securities acquired in the reported transaction from 14,982 to 32,533 and to correct the number of derivative securities beneficially owned following the reported transaction from 816,627 to 834,178."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of a vested LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. LTIP Units are generally not convertible without the consent of the Issuer until two years from the date of the grant. The rights to convert vested LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Represents LTIP Units issued pursuant to the SL Green Realty Corp. 2014 Long-Term Outperformance Plan (the \"2014 Plan\"). The LTIP Units granted pursuant to the 2014 Plan will vest 50% on August 31, 2017, and 50% on August 31, 2018, subject to the achievement of performance criteria and continued employment."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\"). Each Common Unit acquired upon conversion of a vested LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. LTIP Units are generally not convertible without the consent of the Issuer until two years from the date of the grant. The rights to convert vested LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F3","text":"This Form 4/A is being filed to correct the number of derivative securities acquired in the reported transaction from 14,982 to 32,533 and to correct the number of derivative securities beneficially owned following the reported transaction from 816,627 to 834,178."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"This Form 4/A is being filed to correct the number of derivative securities acquired in the reported transaction from 14,982 to 32,533 and to correct the number of derivative securities beneficially owned following the reported transaction from 816,627 to 834,178."}],"balance_after":834178,"derivative":{"underlying":"Common Stock","underlying_shares":32533},"source":{"system":"sec-edgar","filing":"0001179110-17-000974","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911017000974/edgar.xml","form_type":"4/A","original_submission_date":"2017-01-13"}},{"id":4491241,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"LTIP Units","published_at":"2017-01-14T00:24:25.000Z","date":"2017-01-11","kind":"grant","acquired":true,"shares":14982,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F6","text":"Represents LTIP Units issued pursuant to the SL Green Realty Corp. 2014 Long-Term Outperformance Plan (the \"2014 Plan\"). The LTIP Units granted pursuant to the 2014 Plan will vest 50% on August 31, 2017, and 50% on August 31, 2018, subject to the achievement of performance criteria and continued employment."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\").  Each Common Unit acquired upon conversion of a vested LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. LTIP Units are generally not convertible without the consent of the Issuer until two years from the date of the grant. The rights to convert vested LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\").  Each Common Unit acquired upon conversion of a vested LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. LTIP Units are generally not convertible without the consent of the Issuer until two years from the date of the grant. The rights to convert vested LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"Represents LTIP Units issued pursuant to the SL Green Realty Corp. 2014 Long-Term Outperformance Plan (the \"2014 Plan\"). The LTIP Units granted pursuant to the 2014 Plan will vest 50% on August 31, 2017, and 50% on August 31, 2018, subject to the achievement of performance criteria and continued employment."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\").  Each Common Unit acquired upon conversion of a vested LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. LTIP Units are generally not convertible without the consent of the Issuer until two years from the date of the grant. The rights to convert vested LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":816627,"derivative":{"underlying":"Common Stock","underlying_shares":14982},"source":{"system":"sec-edgar","filing":"0001179110-17-000948","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911017000948/edgar.xml","form_type":"4"}},{"id":4491240,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"LTIP Units","published_at":"2017-01-14T00:24:25.000Z","date":"2017-01-11","kind":"grant","acquired":true,"shares":54545,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F4","text":"Represents 54,545 LTIP Units granted in connection with the automatic one year extension of the term of the employment agreement between the reporting person and the Issuer dated November 8, 2016, as amended."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\").  Each Common Unit acquired upon conversion of a vested LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. LTIP Units are generally not convertible without the consent of the Issuer until two years from the date of the grant. The rights to convert vested LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\").  Each Common Unit acquired upon conversion of a vested LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. LTIP Units are generally not convertible without the consent of the Issuer until two years from the date of the grant. The rights to convert vested LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"The LTIP Units will vest on December 31, 2017, subject to continued employment."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\").  Each Common Unit acquired upon conversion of a vested LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. LTIP Units are generally not convertible without the consent of the Issuer until two years from the date of the grant. The rights to convert vested LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":801645,"derivative":{"underlying":"Common Stock","underlying_shares":54545},"source":{"system":"sec-edgar","filing":"0001179110-17-000948","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911017000948/edgar.xml","form_type":"4"}},{"id":4491239,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"LTIP Units","published_at":"2017-01-14T00:24:25.000Z","date":"2017-01-11","kind":"grant","acquired":true,"shares":3781,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F2","text":"Represents LTIP Units that had been granted subject to performance-based vesting hurdles for which the compensation committee of the Issuer determined that the performance-based vesting hurdles had been achieved."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\").  Each Common Unit acquired upon conversion of a vested LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. LTIP Units are generally not convertible without the consent of the Issuer until two years from the date of the grant. The rights to convert vested LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\").  Each Common Unit acquired upon conversion of a vested LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. LTIP Units are generally not convertible without the consent of the Issuer until two years from the date of the grant. The rights to convert vested LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The LTIP Units will vest on June 30, 2017, subject to continued employment."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\").  Each Common Unit acquired upon conversion of a vested LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. LTIP Units are generally not convertible without the consent of the Issuer until two years from the date of the grant. The rights to convert vested LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":747100,"derivative":{"underlying":"Common Stock","underlying_shares":3781},"source":{"system":"sec-edgar","filing":"0001179110-17-000948","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911017000948/edgar.xml","form_type":"4"}},{"id":4491238,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"LTIP Units","published_at":"2017-01-14T00:24:25.000Z","date":"2017-01-11","kind":"grant","acquired":true,"shares":33577,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\").  Each Common Unit acquired upon conversion of a vested LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. LTIP Units are generally not convertible without the consent of the Issuer until two years from the date of the grant. The rights to convert vested LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\").  Each Common Unit acquired upon conversion of a vested LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. LTIP Units are generally not convertible without the consent of the Issuer until two years from the date of the grant. The rights to convert vested LTIP Units into Common Units and redeem Common Units do not have expiration dates."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, each vested LTIP Unit may be converted, at the election of the holder, into a Class A Unit of limited partnership interest in SL Green Operating Partnership, L.P. (a \"Common Unit\").  Each Common Unit acquired upon conversion of a vested LTIP Unit may be presented for redemption, at the election of the holder, for cash equal to the then fair market value of a share of the Issuer's Common Stock, except that the Issuer may, at its election, acquire each Common Unit so presented for one share of Common Stock. LTIP Units are generally not convertible without the consent of the Issuer until two years from the date of the grant. The rights to convert vested LTIP Units into Common Units and redeem Common Units do not have expiration dates."}],"balance_after":743319,"derivative":{"underlying":"Common Stock","underlying_shares":33577},"source":{"system":"sec-edgar","filing":"0001179110-17-000948","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911017000948/edgar.xml","form_type":"4"}},{"id":4503670,"issuer":{"id":4029,"kind":"organization","name":"SL GREEN REALTY CORP","symbol":"SLG"},"owners":[{"id":42514,"kind":"person","name":"MATHIAS ANDREW W","position":1,"cik":"0001275645","reported_name":"MATHIAS ANDREW W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Stock Units","published_at":"2017-01-04T22:59:27.000Z","date":"2017-01-01","kind":"grant","acquired":true,"shares":5120,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each Stock Unit was granted pursuant to a deferred compensation agreement, dated November 8, 2013, as amended, entered into between the reporting person and the Issuer (the \"Deferred Compensation Agreement\") and represents a contingent right to receive the value of one share of common stock of the Issuer (the \"Deferred Compensation Amount\")."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The Stock Units vest on December 31, 2017, subject to the reporting person's continued employment through such vesting date. The Deferred Compensation Amount will be delivered to the reporting person no later than 30 days following the earliest of (i) the reporting person's death, (ii) the date of the reporting person's separation from service with the Issuer, and (iii) the effective date of a Change-in-Control (as defined in the Deferred Compensation Agreement)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The Stock Units vest on December 31, 2017, subject to the reporting person's continued employment through such vesting date. The Deferred Compensation Amount will be delivered to the reporting person no later than 30 days following the earliest of (i) the reporting person's death, (ii) the date of the reporting person's separation from service with the Issuer, and (iii) the effective date of a Change-in-Control (as defined in the Deferred Compensation Agreement)."}],"balance_after":32837,"derivative":{"underlying":"Common Stock","underlying_shares":5120},"source":{"system":"sec-edgar","filing":"0001179110-17-000329","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1040971/000117911017000329/edgar.xml","form_type":"4"}}]}