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The amount acquired in column 4 represents equivalent rights accrued as a result of the Dividend on restricted stock units with respect to the Issuer's common stock (\"Original RSUs\") held by the reporting person. Each dividend equivalent right entitles the reporting person to receive one share of the Issuer's common stock upon the settlement of the Original RSUs and is subject to the same terms and conditions, including vesting and settlement, as the Original RSUs to which it relates. The grant of dividend equivalent rights was approved by the Issuer's board of directors pursuant to Rule 16b-3 of the Securities Exchange Act of 1934, as amended"}],"balance_after":43315.3,"source":{"system":"sec-edgar","filing":"0001123292-26-001355","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000112329226001355/form4.xml","form_type":"4"}},{"id":681222,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-08-19T22:24:29.000Z","date":"2026-08-17","kind":"gift","planned":false,"acquired":false,"shares":50000,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":266910.2,"source":{"system":"sec-edgar","filing":"0001123292-26-001139","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000112329226001139/form4.xml","form_type":"4"}},{"id":718241,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common stock","published_at":"2026-07-02T21:06:15.000Z","date":"2026-07-01","kind":"grant","planned":false,"acquired":true,"shares":7197,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents an award of restricted stock, which vests in four equal installments on July 1, 2027, October 1, 2027, January 1, 2028, and April 1, 2028."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The reporting person has no pecuniary interest in shares held by the Robert and Kate Niehaus Foundation. The reporting person's involvement with the foundation is limited to voting power in his capacity as a manager. Therefore, he will no longer report these shares under Section16 as he is not the beneficial owner within the meaning of Rule 16a-1(a)(2)."}],"balance_after":611772,"source":{"system":"sec-edgar","filing":"0001193125-26-294919","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000119312526294919/ownership.xml","form_type":"4"}},{"id":717705,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-07-02T20:07:22.000Z","date":"2026-06-30","kind":"grant","planned":false,"acquired":true,"shares":377.7,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"On May 20, 2026, the Issuer's board of directors declared a quarterly cash dividend in the amount of $0.15 per share of its common stock, payable on June 30, 2026 to stockholders of record of the common stock at the close of business on June 15, 2026 (the \"Dividend\"). The amount acquired in column 4 represents equivalent rights accrued as a result of the Dividend on restricted stock units with respect to the Issuer's common stock (\"Original RSUs\") held by the reporting person. Each dividend equivalent right entitles the reporting person to receive one share of the Issuer's common stock upon the settlement of the Original RSUs and is subject to the same terms and conditions, including vesting and settlement, as the Original RSUs to which it relates. The grant of dividend equivalent rights was approved by the Issuer's board of directors pursuant to Rule 16b-3 of the Securities Exchange Act of 1934, as amended."}],"balance_after":316910.2,"source":{"system":"sec-edgar","filing":"0001123292-26-000964","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000112329226000964/form4.xml","form_type":"4"}},{"id":782664,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common stock","published_at":"2026-05-12T20:05:07.000Z","date":"2026-05-07","kind":"gift","planned":false,"acquired":true,"shares":60000,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By The Robert and Kate Niehaus Foundation"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The reported transaction involved a transfer of securities by gift for which no payment of consideration was received by the reporting person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The Robert and Kate Niehaus Foundation is a 501(c)(3) foundation and the reporting person is on the management board of the charity."}],"balance_after":60000,"source":{"system":"sec-edgar","filing":"0001193125-26-219366","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000119312526219366/ownership.xml","form_type":"4"}},{"id":782663,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common stock","published_at":"2026-05-12T20:05:07.000Z","date":"2026-05-07","kind":"gift","planned":false,"acquired":false,"shares":60000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The reported transaction involved a transfer of securities by gift for which no payment of consideration was received by the reporting person."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The reported transaction involved a transfer of securities by gift for which no payment of consideration was received by the reporting person."}],"balance_after":604575,"source":{"system":"sec-edgar","filing":"0001193125-26-219366","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000119312526219366/ownership.xml","form_type":"4"}},{"id":782662,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common stock","published_at":"2026-05-12T20:05:07.000Z","date":"2025-11-12","kind":"other","planned":false,"acquired":true,"shares":346110,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Greenhill Capital Partners III, L.P. 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The amount acquired in column 4 represents equivalent rights accrued as a result of the Dividend on restricted stock units with respect to the Issuer's common stock (\"Original RSUs\") held by the reporting person. Each dividend equivalent right entitles the reporting person to receive one share of the Issuer's common stock upon the settlement of the Original RSUs and is subject to the same terms and conditions, including vesting and settlement, as the Original RSUs to which it relates. The grant of dividend equivalent rights was approved by the Issuer's board of directors pursuant to Rule 16b-3 of the Securities Exchange Act of 1934, as amended."}],"balance_after":316532.5,"source":{"system":"sec-edgar","filing":"0001123292-26-000536","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000112329226000536/form4.xml","form_type":"4"}},{"id":944316,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-01-08T02:43:27.000Z","date":"2026-01-06","kind":"grant","planned":false,"acquired":true,"shares":17315,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F2","text":"This security represents restricted stock units. Each restricted stock unit represents a contingent right to receive one share of common stock of the issuer."},{"field":"shares","element":"transactionShares","label":"F3","text":"The shares underlying these restricted stock units vest on January 6, 2027, subject to the reporting person's continued service with the issuer."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The restricted stock units were issued to the reporting person pursuant to the issuer's director compensation plan and include 6,493 restricted stock units issued in lieu of annual cash (i) board member retainer fees of $50,000 and (ii) board chair fees of $70,000."}],"balance_after":315789.6,"source":{"system":"sec-edgar","filing":"0001123292-26-000059","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000112329226000059/form4.xml","form_type":"4"}},{"id":944315,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-01-08T02:43:27.000Z","date":"2025-12-31","kind":"grant","planned":false,"acquired":true,"shares":1111.9,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"On December 4, 2025, the Issuer's board of directors declared a quarterly cash dividend in the amount of $0.15 per share of its common stock, payable on December 31, 2025 to stockholders of record of the common stock at the close of business on December 15, 2025 (the \"Dividend\"). The amount acquired in column 4 represents equivalent rights accrued as a result of the Dividend on restricted stock units with respect to the Issuer's common stock (\"Original RSUs\") held by the reporting person. Each dividend equivalent right entitles the reporting person to receive one share of the Issuer's common stock upon the settlement of the Original RSUs and is subject to the same terms and conditions, including vesting and settlement, as the Original RSUs to which it relates. The grant of dividend equivalent rights was approved by the Issuer's board of directors pursuant to Rule 16b-3 of the Securities Exchange Act of 1934, as amended."}],"balance_after":298474.6,"source":{"system":"sec-edgar","filing":"0001123292-26-000059","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000112329226000059/form4.xml","form_type":"4"}},{"id":1011963,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-10-29T20:57:19.000Z","date":"2025-10-28","kind":"purchase","planned":false,"acquired":true,"shares":30000,"price":17.49,"value":524700.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $17.29 to $17.71, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote to this Form 4."}],"balance_after":297362.7,"source":{"system":"sec-edgar","filing":"0001123292-25-000595","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000112329225000595/form4.xml","form_type":"4"}},{"id":1027027,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-10-02T21:56:43.000Z","date":"2025-09-30","kind":"grant","planned":false,"acquired":true,"shares":1097.4,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"On July 23, 2025, the Issuer announced that its board of directors declared a quarterly cash dividend in the amount of $0.15 per share of its common stock, payable on September 30, 2025 to stockholders of record of the common stock at the close of business on September 15, 2025 (the \"Dividend\"). The amount acquired in column 4 represents equivalent rights accrued as a result of the Dividend on restricted stock units with respect to the Issuer's common stock (\"Original RSUs\") held by the reporting person. Each dividend equivalent right entitles the reporting person to receive one share of the Issuer's common stock upon the settlement of the Original RSUs and is subject to the same terms and conditions, including vesting and settlement, as the Original RSUs to which it relates. 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The amount acquired in column 4 represents equivalent rights accrued on restricted stock units with respect to the Issuer's common stock (\"Original RSUs\") held by the reporting person as a result of the Dividend. Each dividend equivalent right entitles the reporting person to receive one share of the Issuer's common stock upon the settlement of the Original RSUs and is subject to the same terms and conditions, including vesting and settlement, as the Original RSUs to which it relates. The grant of dividend equivalent rights was approved by the Issuer's board of directors pursuant to Rule 16b-3 of the Securities Exchange Act of 1934, as amended."}],"balance_after":266265.3,"source":{"system":"sec-edgar","filing":"0001415889-25-019136","document":"form4-07022025_060709.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000141588925019136/form4-07022025_060709.xml","form_type":"4"}},{"id":1183150,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-04-02T20:15:33.000Z","date":"2025-03-31","kind":"grant","planned":false,"acquired":true,"shares":648.2,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"On March 6, 2025, the Issuer announced that its board of directors declared a quarterly cash dividend in the amount of $0.14 per share of its common stock, payable on March 31, 2025 to stockholders of record of the common stock at the close of business on March 17, 2025 (the \"Dividend\"). The amount acquired in column 4 represents equivalent rights accrued on restricted stock units with respect to the Issuer's common stock (\"Original RSUs\") held by the reporting person as a result of the Dividend. Each dividend equivalent right entitles the reporting person to receive one share of the Issuer's common stock upon the settlement of the Original RSUs and is subject to the same terms and conditions, including vesting and settlement, as the Original RSUs to which it relates. 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Each restricted stock unit represents a contingent right to receive one share of common stock of the issuer."},{"field":"shares","element":"transactionShares","label":"F2","text":"The shares underlying this restricted stock unit award vest on January 6, 2026, subject to the reporting person's continued service with the issuer."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The restricted stock units were issued to the reporting person pursuant to the issuer's director compensation plan in lieu of (i) board chair fees in the amount of $70,000, and (ii) committee member fees in the amount of $20,000."}],"balance_after":265027.1,"source":{"system":"sec-edgar","filing":"0001415889-25-001133","document":"form4-01082025_090155.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000141588925001133/form4-01082025_090155.xml","form_type":"4"}},{"id":1306486,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-01-08T21:17:59.000Z","date":"2025-01-06","kind":"grant","planned":false,"acquired":true,"shares":6633,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"This security represents restricted stock units. Each restricted stock unit represents a contingent right to receive one share of common stock of the issuer."},{"field":"shares","element":"transactionShares","label":"F2","text":"The shares underlying this restricted stock unit award vest on January 6, 2026, subject to the reporting person's continued service with the issuer."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The restricted stock units were issued to the reporting person pursuant to the issuer's director compensation plan."}],"balance_after":262043.1,"source":{"system":"sec-edgar","filing":"0001415889-25-001133","document":"form4-01082025_090155.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000141588925001133/form4-01082025_090155.xml","form_type":"4"}},{"id":1314347,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-01-03T21:30:20.000Z","date":"2024-12-31","kind":"grant","planned":false,"acquired":true,"shares":585.8,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"On December 5, 2024, the Issuer announced that its board of directors declared a quarterly cash dividend in the amount of $0.14 per share of its common stock, payable on December 31, 2024 to stockholders of record of the common stock at the close of business on December 16, 2024 (the \"Dividend\"). The amount acquired in column 4 represents equivalent rights accrued on restricted stock units with respect to the Issuer's common stock (\"Original RSUs\") held by the reporting person as a result of the Dividend. Each dividend equivalent right entitles the reporting person to receive one share of the Issuer's common stock upon the settlement of the Original RSUs and is subject to the same terms and conditions, including vesting and settlement, as the Original RSUs to which it relates. The grant of dividend equivalent rights was approved by the Issuer's board of directors pursuant to Rule 16b-3 of the Securities Exchange Act of 1934, as amended."}],"balance_after":255410.1,"source":{"system":"sec-edgar","filing":"0001415889-25-000450","document":"form4-01032025_040104.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000141588925000450/form4-01032025_040104.xml","form_type":"4"}},{"id":1359467,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common stock","published_at":"2024-11-19T14:11:47.000Z","date":"2024-11-18","kind":"purchase","planned":false,"acquired":true,"shares":30000,"price":18.62,"value":558600.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions ranging from $18.52 to $18.79. The Reporting Person undertakes to provide Zeta Global Holdings Corp. (the \"Issuer\"), any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in footnote 1 to this Form 4."}],"balance_after":308558,"source":{"system":"sec-edgar","filing":"0000950170-24-128313","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000095017024128313/ownership.xml","form_type":"4"}},{"id":1359466,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common stock","published_at":"2024-11-19T14:09:13.000Z","date":"2024-08-08","kind":"other","planned":false,"acquired":true,"shares":217625,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Greenhill Capital Partners III, L.P. (\"GCP III\") distributed these shares to its partners on a pro rata basis for no consideration."}],"balance_after":278558,"source":{"system":"sec-edgar","filing":"0000950170-24-128311","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000095017024128311/ownership.xml","form_type":"4"}},{"id":1381870,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2024-10-24T20:57:06.000Z","date":"2024-10-23","kind":"exercise","planned":false,"acquired":false,"shares":38355,"price":3.65,"value":139995.75,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"This option was fully vested as of December 31, 2015."}],"balance_after":0,"derivative":{"exercise_price":9.18,"expiration_date":"2025-01-06","underlying":"Common Stock","underlying_shares":38355},"source":{"system":"sec-edgar","filing":"0001415889-24-025602","document":"form4-10242024_081002.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000141588924025602/form4-10242024_081002.xml","form_type":"4"}},{"id":1381869,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-10-24T20:57:06.000Z","date":"2024-10-23","kind":"sale","planned":false,"acquired":false,"shares":38355,"price":29.39,"value":1127253.45,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $29.14 to $29.64 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote."}],"balance_after":254824.3,"source":{"system":"sec-edgar","filing":"0001415889-24-025602","document":"form4-10242024_081002.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000141588924025602/form4-10242024_081002.xml","form_type":"4"}},{"id":1381868,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-10-24T20:57:06.000Z","date":"2024-10-23","kind":"exercise","planned":false,"acquired":true,"shares":38355,"price":9.18,"value":352098.9,"ownership":{"direct":true},"balance_after":293179.3,"source":{"system":"sec-edgar","filing":"0001415889-24-025602","document":"form4-10242024_081002.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000141588924025602/form4-10242024_081002.xml","form_type":"4"}},{"id":1394241,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-10-02T21:07:27.000Z","date":"2024-09-30","kind":"grant","planned":false,"acquired":true,"shares":555.7,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"On August 21, 2024, the Issuer announced that its board of directors declared a quarterly cash dividend in the amount of $0.14 per share of its common stock, payable on September 30, 2024 to stockholders of record of the common stock at the close of business on September 13, 2024 (the \"Dividend\"). The amount acquired in column 4 represents equivalent rights accrued on restricted stock units with respect to the Issuer's common stock (\"Original RSUs\") held by the reporting person as a result of the Dividend. Each dividend equivalent right entitles the reporting person to receive one share of the Issuer's common stock upon the settlement of the Original RSUs and is subject to the same terms and conditions, including vesting and settlement, as the Original RSUs to which it relates. The grant of dividend equivalent rights was approved by the Issuer's board of directors pursuant to Rule 16b-3 of the Securities Exchange Act of 1934, as amended."}],"balance_after":254824.3,"source":{"system":"sec-edgar","filing":"0001415889-24-024458","document":"form4-10022024_091023.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000141588924024458/form4-10022024_091023.xml","form_type":"4"}},{"id":1460274,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2024-07-03T18:00:02.000Z","date":"2024-07-01","kind":"grant","planned":false,"acquired":true,"shares":8241,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents an award of restricted stock, which vests in four equal installments on July 1, 2025, October 1, 2025, January 1, 2026, and April 1, 2026."}],"balance_after":60933,"source":{"system":"sec-edgar","filing":"0000950170-24-081284","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000095017024081284/ownership.xml","form_type":"4"}},{"id":1462725,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-07-02T20:30:20.000Z","date":"2024-06-28","kind":"grant","planned":false,"acquired":true,"shares":632.3,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"On May 23, 2024, the Issuer announced that its board of directors declared a quarterly cash dividend in the amount of $0.14 per share of its common stock, payable on June 28, 2024 to stockholders of record of the common stock at the close of business on June 14, 2024 (the \"Dividend\"). The amount acquired in column 4 represents equivalent rights accrued on restricted stock units with respect to the Issuer's common stock (\"Original RSUs\") held by the reporting person as a result of the Dividend. Each dividend equivalent right entitles the reporting person to receive one share of the Issuer's common stock upon the settlement of the Original RSUs and is subject to the same terms and conditions, including vesting and settlement, as the Original RSUs to which it relates. The grant of dividend equivalent rights was approved by the Issuer's board of directors pursuant to Rule 16b-3 of the Securities Exchange Act of 1934, as amended."}],"balance_after":254268.6,"source":{"system":"sec-edgar","filing":"0001415889-24-018908","document":"form4-07022024_040717.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000141588924018908/form4-07022024_040717.xml","form_type":"4"}},{"id":1553260,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-04-02T20:28:44.000Z","date":"2024-03-29","kind":"grant","planned":false,"acquired":true,"shares":595.8,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"On February 15, 2024, the Issuer announced that its board of directors declared a quarterly cash dividend in the amount of $0.13 per share of its common stock, payable on March 29, 2024 to stockholders of record of the common stock at the close of business on March 15, 2024 (the \"Dividend\"). The amount acquired in column 4 represents equivalent rights accrued on restricted stock units with respect to the Issuer's common stock (\"Original RSUs\") held by the reporting person as a result of the Dividend. Each dividend equivalent right entitles the reporting person to receive one share of the Issuer's common stock upon the settlement of the Original RSUs and is subject to the same terms and conditions, including vesting and settlement, as the Original RSUs to which it relates. The grant of dividend equivalent rights was approved by the Issuer's board of directors pursuant to Rule 16b-3 of the Securities Exchange Act of 1934, as amended."}],"balance_after":253636.3,"source":{"system":"sec-edgar","filing":"0001415889-24-009769","document":"form4-04022024_080430.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000141588924009769/form4-04022024_080430.xml","form_type":"4"}},{"id":1684072,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-01-08T22:23:53.000Z","date":"2024-01-04","kind":"grant","planned":false,"acquired":true,"shares":5036,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"This security represents restricted stock units. Each restricted stock unit represents a contingent right to receive one share of common stock of the issuer."},{"field":"shares","element":"transactionShares","label":"F2","text":"The shares underlying this restricted stock unit award vest on January 4, 2025, subject to the reporting person's continued service with the issuer."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The restricted stock units were issued to the reporting person pursuant to the issuer's director compensation plan."}],"balance_after":253040.5,"source":{"system":"sec-edgar","filing":"0001209191-24-001169","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919124001169/doc4.xml","form_type":"4"}},{"id":1691876,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-01-03T21:40:01.000Z","date":"2023-12-29","kind":"grant","planned":false,"acquired":true,"shares":376.8,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"On December 4, 2023, the Issuer announced that its board of directors declared a quarterly cash dividend in the amount of $0.13 per share of its common stock, payable on December 29, 2023 to stockholders of record of the common stock at the close of business on December 15, 2023 (the \"Dividend\"). The amount acquired in column 4 represents equivalent rights accrued on restricted stock units with respect to the Issuer's common stock (\"Original RSUs\") held by the reporting person as a result of the Dividend. Each dividend equivalent right entitles the reporting person to receive one share of the Issuer's common stock upon the settlement of the Original RSUs and is subject to the same terms and conditions, including vesting and settlement, as the Original RSUs to which it relates. The grant of dividend equivalent rights was approved by the Issuer's board of directors pursuant to Rule 16b-3 of the Securities Exchange Act of 1934, as amended."}],"balance_after":248004.5,"source":{"system":"sec-edgar","filing":"0001209191-24-000402","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919124000402/doc4.xml","form_type":"4"}},{"id":1767170,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-10-03T20:39:01.000Z","date":"2023-09-29","kind":"grant","planned":false,"acquired":true,"shares":339.9,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F5","text":"On September 5, 2023, the Issuer announced that its board of directors declared a quarterly cash dividend in the amount of $0.13 per share of its common stock, payable on September 29, 2023 to stockholders of record of the common stock at the close of business on September 15, 2023 (the \"Dividend\"). The amount acquired in column 4 represents equivalent rights accrued on restricted stock units with respect to the Issuer's common stock (\"Original RSUs\") held by the reporting person as a result of the Dividend. Each dividend equivalent right entitles the reporting person to receive one share of the Issuer's common stock upon the settlement of the Original RSUs and is subject to the same terms and conditions, including vesting and settlement, as the Original RSUs to which it relates. The grant of dividend equivalent rights was approved by the Issuer's board of directors pursuant to Rule 16b-3 of the Securities Exchange Act of 1934, as amended."}],"balance_after":247627.7,"source":{"system":"sec-edgar","filing":"0001209191-23-051516","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919123051516/doc4.xml","form_type":"4"}},{"id":1767169,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-10-03T20:39:01.000Z","date":"2023-05-09","kind":"grant","planned":false,"acquired":true,"shares":237,"price":63.16,"value":14968.92,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"This security represents restricted stock units. Each restricted stock unit represents a contingent right to receive one share of common stock of the Issuer."},{"field":"shares","element":"transactionShares","label":"F2","text":"The shares underlying this restricted stock unit award vest in full on May 9, 2024, subject to the reporting person's continued service with the Issuer."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The restricted stock units were issued to the reporting person pursuant to the Issuer's director compensation plan in lieu of committee member fees in the amount of $15,000, representing a prorated portion of the Issuer's standard annual audit committee member retainer."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Amount beneficially owned following the transaction reflects the non-reportable cancellation of 71 restricted stock units previously granted to the reporting person upon his resignation from the Issuer's compensation committee concurrently with his appointment to the Issuer's audit committee."}],"balance_after":247287.8,"source":{"system":"sec-edgar","filing":"0001209191-23-051516","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919123051516/doc4.xml","form_type":"4"}},{"id":1836672,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-07-05T20:38:29.000Z","date":"2023-07-01","kind":"grant","planned":false,"acquired":true,"shares":17564,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents an award of restricted stock, which vests in four equal installments on July 1, 2024, October 1, 2024, January 1, 2025 and April 1, 2025."}],"balance_after":52692,"source":{"system":"sec-edgar","filing":"0000950170-23-031679","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000095017023031679/ownership.xml","form_type":"4"}},{"id":1839551,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-07-03T18:19:01.000Z","date":"2023-06-30","kind":"grant","planned":false,"acquired":true,"shares":248.1,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"On May 5, 2023, the Issuer announced that its board of directors declared a quarterly cash dividend in the amount of $0.13 per share of its common stock, payable on June 30, 2023 to stockholders of record of the common stock at the close of business on June 15, 2023 (the \"Dividend\"). The amount acquired in column 4 represents equivalent rights accrued on restricted stock units with respect to the Issuer's common stock (\"Original RSUs\") held by the reporting person as a result of the Dividend. Each dividend equivalent right entitles the reporting person to receive one share of the Issuer's common stock upon the settlement of the Original RSUs and is subject to the same terms and conditions, including vesting and settlement, as the Original RSUs to which it relates. The grant of dividend equivalent rights was approved by the Issuer's board of directors pursuant to Rule 16b-3 of the Securities Exchange Act of 1934, as amended."}],"balance_after":247121.8,"source":{"system":"sec-edgar","filing":"0001209191-23-040488","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919123040488/doc4.xml","form_type":"4"}},{"id":1908135,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2023-05-02T21:22:13.000Z","date":"2023-05-01","kind":"exercise","planned":false,"acquired":false,"shares":55776,"price":2.51,"value":139997.76,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The shares underlying this option vested in four equal quarterly installments on the last day of each calendar quarter during 2014 and are immediately exercisable."}],"balance_after":0,"derivative":{"exercise_price":6.2,"expiration_date":"2024-01-06","underlying":"Common Stock","underlying_shares":55776},"source":{"system":"sec-edgar","filing":"0001209191-23-026602","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919123026602/doc4.xml","form_type":"4"}},{"id":1908134,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-05-02T21:22:13.000Z","date":"2023-05-01","kind":"sale","planned":false,"acquired":false,"shares":11344,"price":64.49,"value":731574.56,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $64.35 to $64.68, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this form Form 4."}],"balance_after":246873.7,"source":{"system":"sec-edgar","filing":"0001209191-23-026602","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919123026602/doc4.xml","form_type":"4"}},{"id":1908133,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-05-02T21:22:13.000Z","date":"2023-05-01","kind":"sale","planned":false,"acquired":false,"shares":44432,"price":63.49,"value":2820987.68,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $63.19 to $64.02, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this form Form 4."}],"balance_after":258217.7,"source":{"system":"sec-edgar","filing":"0001209191-23-026602","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919123026602/doc4.xml","form_type":"4"}},{"id":1908132,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-05-02T21:22:13.000Z","date":"2023-05-01","kind":"exercise","planned":false,"acquired":true,"shares":55776,"price":6.2,"value":345811.2,"ownership":{"direct":true},"balance_after":302649.7,"source":{"system":"sec-edgar","filing":"0001209191-23-026602","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919123026602/doc4.xml","form_type":"4"}},{"id":1932213,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-04-03T20:28:09.000Z","date":"2023-03-30","kind":"grant","planned":false,"acquired":true,"shares":250.9,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"On December 8, 2022, the Issuer announced that its board of directors declared a quarterly cash dividend in the amount of $0.13 per share of its common stock, payable on March 30, 2023 to stockholders of record of the common stock at the close of business on March 15, 2023 (the \"Dividend\"). The amount acquired in column 4 represents equivalent rights accrued on restricted stock units with respect to the Issuer's common stock (\"Original RSUs\") held by the reporting person as a result of the Dividend. Each dividend equivalent right entitles the reporting person to receive one share of the Issuer's common stock upon the settlement of the Original RSUs and is subject to the same terms and conditions, including vesting and settlement, as the Original RSUs to which it relates. The grant of dividend equivalent rights was approved by the Issuer's board of directors pursuant to Rule 16b-3 of the Securities Exchange Act of 1934, as amended."}],"balance_after":246873.7,"source":{"system":"sec-edgar","filing":"0001209191-23-022208","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919123022208/doc4.xml","form_type":"4"}},{"id":1956967,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}}],"security":"Common Stock","published_at":"2023-03-13T11:55:30.000Z","date":"2023-03-08","kind":"sale","acquired":false,"shares":5837,"price":11.04,"value":64440.48,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 17, 2022."},{"field":"shares","element":"transactionShares","label":"F2","text":"Aggregate shares sold consist of (i) 2,933 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P., of which GCP Managing Partner III, L.P. (\"Greenhill III GP\") is the general partner; (ii) 573 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P., of which Greenhill III GP is the general partner; (iii) 1,223 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P. of which Greenhill III GP is the general partner; (iv) 530 shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P. of which Greenhill III GP is the general partner; (v) 567 shares of Class A common stock held directly by GCP Capital Partners IV, L.P. of which GCP Managing Partner IV, L.P. (\"GCP IV GP\") is the general partner; and"},{"field":"shares","element":"transactionShares","label":"F3","text":"(Continued from Footnote 2) (vi) 11 shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P. of which GCP IV GP is the general partner."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported is a weighted average price. These shares were purchased in multiple transactions ranging from $11.00 to $11.12, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission and any security holder of Zeta Global Holdings Corp., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"Total shares consists of: (i) 7,201,374 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P.; (ii) 1,410,594 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P.; (iii) 3,003,431 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P.; (iv) 1,300,806 shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P.; (v) 1,407,245 shares of Class A common stock held directly by GCP Capital Partners IV, L.P.; and (vi) 26,510 shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P. Also includes 896,931 shares of restricted Class A common stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of GCP IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":15246891,"source":{"system":"sec-edgar","filing":"0000899243-23-008207","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924323008207/doc4.xml","form_type":"4"}},{"id":1966299,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}}],"security":"Common Stock","published_at":"2023-03-08T01:17:31.000Z","date":"2023-03-07","kind":"sale","acquired":false,"shares":7911,"price":11,"value":87021.0,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F5","text":"Aggregate shares sold consist of (i) 56,929 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P., of which GCP Managing Partner III, L.P. (\"Greenhill III GP\") is the general partner; (ii) 11,152 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P., of which Greenhill III GP is the general partner; (iii) 23,743 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P. of which Greenhill III GP is the general partner; (iv) 10,283 shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P. of which Greenhill III GP is the general partner; (v) 10,968 shares of Class A common stock held directly by GCP Capital Partners IV, L.P. of which GCP Managing Partner IV, L.P. (\"GCP IV GP\") is the general partner; and"},{"field":"shares","element":"transactionShares","label":"F6","text":"(Continued from Footnote 5) (vi) 206 shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P. of which GCP IV GP is the general partner."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The price reported is a weighted average price. These shares were purchased in multiple transactions ranging from $11.00 to $11.02, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission and any security holder of Zeta Global Holdings Corp., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F8","text":"Total shares consists of: (i) 7,204,307 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P.; (ii) 1,411,167 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P.; (iii) 3,004,654 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P.; (iv) 1,301,336 shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P.; (v) 1,407,812 shares of Class A common stock held directly by GCP Capital Partners IV, L.P.; and (vi) 26,521 shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P. Also includes 896,931 shares of restricted Class A common stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of GCP IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":15252728,"source":{"system":"sec-edgar","filing":"0000899243-23-007419","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924323007419/doc4.xml","form_type":"4"}},{"id":1966298,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}}],"security":"Common Stock","published_at":"2023-03-08T01:17:31.000Z","date":"2023-03-06","kind":"sale","acquired":false,"shares":29283,"price":11.02,"value":322698.66,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported is a weighted average price. These shares were purchased in multiple transactions ranging from $11.00 to $11.11, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission and any security holder of Zeta Global Holdings Corp., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of GCP IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":15260639,"source":{"system":"sec-edgar","filing":"0000899243-23-007419","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924323007419/doc4.xml","form_type":"4"}},{"id":1966297,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}}],"security":"Common Stock","published_at":"2023-03-08T01:17:31.000Z","date":"2023-03-03","kind":"sale","acquired":false,"shares":76087,"price":11.01,"value":837717.87,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 17, 2022."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were purchased in multiple transactions ranging from $11.00 to $11.03, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission and any security holder of Zeta Global Holdings Corp., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of GCP IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":15289922,"source":{"system":"sec-edgar","filing":"0000899243-23-007419","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924323007419/doc4.xml","form_type":"4"}},{"id":1987432,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}}],"security":"Common Stock","published_at":"2023-02-28T23:55:10.000Z","date":"2023-02-27","kind":"sale","acquired":false,"shares":380882,"price":11.11,"value":4231599.02,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"Aggregate shares sold consist of (i) 277,335 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P., of which GCP Managing Partner III, L.P. (\"Greenhill III GP\") is the general partner; (ii) 54,325 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P., of which Greenhill III GP is the general partner; (iii) 115,668 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P. of which Greenhill III GP is the general partner; (iv) 50,097 shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P. of which Greenhill III GP is the general partner; (v) 53,435 shares of Class A common stock held directly by GCP Capital Partners IV, L.P. of which GCP Managing Partner IV, L.P. (\"GCP IV GP\") is the general partner; and"},{"field":"shares","element":"transactionShares","label":"F5","text":"(Continued from Footnote 4) (vi) 1,007 shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P. of which GCP IV GP is the general partner."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported is a weighted average price. These shares were purchased in multiple transactions ranging from $11.00 to $11.28, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission and any security holder of Zeta Global Holdings Corp., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F7","text":"Total shares consists of: (i) 7,261,236 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P.; (ii) 1,422,319 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P.; (iii) 3,028,397 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P.; (iv) 1,311,619 shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P.; (v) 1,418,780 shares of Class A common stock held directly by GCP Capital Partners IV, L.P.; and (vi) 26,727 shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P. Also includes 896,931 shares of restricted Class A common stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of GCP IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":15366009,"source":{"system":"sec-edgar","filing":"0000899243-23-006465","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924323006465/doc4.xml","form_type":"4"}},{"id":1987431,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}}],"security":"Common Stock","published_at":"2023-02-28T23:55:10.000Z","date":"2023-02-24","kind":"sale","acquired":false,"shares":170985,"price":10.31,"value":1762855.35,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 17, 2022."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were purchased in multiple transactions ranging from $10.00 to $10.55, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission and any security holder of Zeta Global Holdings Corp., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of GCP IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":15746891,"source":{"system":"sec-edgar","filing":"0000899243-23-006465","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924323006465/doc4.xml","form_type":"4"}},{"id":1992965,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-02-24T21:42:33.000Z","date":"2023-02-23","kind":"sale","acquired":false,"shares":200,"price":63.31,"value":12662.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $63.30 to $63.31, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4."}],"balance_after":246622.8,"source":{"system":"sec-edgar","filing":"0001209191-23-012744","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919123012744/doc4.xml","form_type":"4"}},{"id":1992964,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-02-24T21:42:33.000Z","date":"2023-02-23","kind":"sale","acquired":false,"shares":34800,"price":62.84,"value":2186832.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $62.25 to $63.21, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4."}],"balance_after":246822.8,"source":{"system":"sec-edgar","filing":"0001209191-23-012744","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919123012744/doc4.xml","form_type":"4"}},{"id":1992963,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-02-24T21:42:33.000Z","date":"2023-02-22","kind":"sale","acquired":false,"shares":3224,"price":63.29,"value":204046.96,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $63.07 to $63.59, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4."}],"balance_after":281622.8,"source":{"system":"sec-edgar","filing":"0001209191-23-012744","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919123012744/doc4.xml","form_type":"4"}},{"id":1992962,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-02-24T21:42:33.000Z","date":"2023-02-22","kind":"sale","acquired":false,"shares":31776,"price":62.75,"value":1993944.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $62.07 to $63.06, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4."}],"balance_after":284846.8,"source":{"system":"sec-edgar","filing":"0001209191-23-012744","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919123012744/doc4.xml","form_type":"4"}},{"id":2007952,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}}],"security":"Common Stock","published_at":"2023-02-18T00:50:05.000Z","date":"2023-02-16","kind":"sale","acquired":false,"shares":10200,"price":10,"value":102000.0,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"Aggregate shares sold consist of (i) 70,410 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P., of which GCP Managing Partner III, L.P. (\"Greenhill III GP\") is the general partner; (ii) 13,792 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P., of which Greenhill III GP is the general partner; (iii) 29,365 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P. of which Greenhill III GP is the general partner; (iv) 12,718 shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P. of which Greenhill III GP is the general partner; (v) 13,565 shares of Class A common stock held directly by GCP Capital Partners IV, L.P. of which GCP Managing Partner IV, L.P. (\"GCP IV GP\") is the general partner; and"},{"field":"shares","element":"transactionShares","label":"F5","text":"(Continued from Footnote 4) (vi) 255 shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P. of which GCP IV GP is the general partner."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported is a weighted average price. These shares were purchased in multiple transactions ranging from $10.00 to $10.01, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission and any security holder of Zeta Global Holdings Corp., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F7","text":"Total shares consists of: (i) 7,538,571 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P.; (ii) 1,476,644 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P.; (iii) 3,144,065 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P.; (iv) 1,361,716 shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P.; (v) 1,472,215 shares of Class A common stock held directly by GCP Capital Partners IV, L.P.; and (vi) 27,734 shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P. Also includes 896,931 shares of restricted Class A common stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of GCP IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":15917876,"source":{"system":"sec-edgar","filing":"0000899243-23-005561","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924323005561/doc4.xml","form_type":"4"}},{"id":2007951,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}}],"security":"Common Stock","published_at":"2023-02-18T00:50:05.000Z","date":"2023-02-15","kind":"sale","acquired":false,"shares":129905,"price":10.23,"value":1328928.15,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 17, 2022."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were purchased in multiple transactions ranging from $10.00 to $10.48, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission and any security holder of Zeta Global Holdings Corp., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of GCP IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":15928076,"source":{"system":"sec-edgar","filing":"0000899243-23-005561","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924323005561/doc4.xml","form_type":"4"}},{"id":2030788,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}}],"security":"Common Stock","published_at":"2023-02-07T00:56:12.000Z","date":"2023-02-03","kind":"sale","acquired":false,"shares":48641,"price":10.22,"value":497111.02,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"Aggregate shares sold consist of (i) 82,373 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P., of which GCP Managing Partner III, L.P. (\"Greenhill III GP\") is the general partner; (ii) 16,135 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P., of which Greenhill III GP is the general partner; (iii) 34,355 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P. of which Greenhill III GP is the general partner; (iv) 14,879 shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P. of which Greenhill III GP is the general partner; (v) 15,869 shares of Class A common stock held directly by GCP Capital Partners IV, L.P. of which GCP Managing Partner IV, L.P. (\"GCP IV GP\") is the general partner; and"},{"field":"shares","element":"transactionShares","label":"F5","text":"(Continued from Footnote 4) (vi) 299 shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P. of which GCP IV GP is the general partner."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported is a weighted average price. These shares were purchased in multiple transactions ranging from $10.00 to $10.35, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission and any security holder of Zeta Global Holdings Corp., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F7","text":"Total shares consists of: (i) 7,608,981 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P.; (ii) 1,490,436 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P.; (iii) 3,173,430 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P.; (iv) 1,374,434 shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P.; (v) 1,485,780 shares of Class A common stock held directly by GCP Capital Partners IV, L.P.; and (vi) 27,989 shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P.. Also includes 896,931 shares of restricted Class A common stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of GCP IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":16057981,"source":{"system":"sec-edgar","filing":"0000899243-23-004106","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924323004106/doc4.xml","form_type":"4"}},{"id":2030787,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}}],"security":"Common Stock","published_at":"2023-02-07T00:56:12.000Z","date":"2023-02-02","kind":"sale","acquired":false,"shares":115269,"price":10.07,"value":1160758.83,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 17, 2022."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were purchased in multiple transactions ranging from $10.00 to $10.21, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission and any security holder of Zeta Global Holdings Corp., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of GCP IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":16106622,"source":{"system":"sec-edgar","filing":"0000899243-23-004106","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924323004106/doc4.xml","form_type":"4"}},{"id":2046538,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}}],"security":"Common Stock","published_at":"2023-01-25T23:31:27.000Z","date":"2023-01-24","kind":"sale","acquired":false,"shares":80099,"price":9.07,"value":726497.93,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"Aggregate shares sold consist of (i) 44,880 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P., of which GCP Managing Partner III, L.P. (\"Greenhill III GP\") is the general partner; (ii) 8,791 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P., of which Greenhill III GP is the general partner; (iii) 18,718 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P. of which Greenhill III GP is the general partner; (iv) 8,108 shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P. of which Greenhill III GP is the general partner; (v) 8,650 shares of Class A common stock held directly by GCP Capital Partners IV, L.P. of which GCP Managing Partner IV, L.P. (\"GCP IV GP\") is the general partner; and"},{"field":"shares","element":"transactionShares","label":"F5","text":"(Continued from Footnote 4) (vi) 164 shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P. of which GCP IV GP is the general partner."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported is a weighted average price. These shares were purchased in multiple transactions ranging from $9.00 to $9.22, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission and any security holder of Zeta Global Holdings Corp., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F7","text":"Total shares consists of: (i) 7,691,354 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P.; (ii) 1,506,571 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P.; (iii) 3,207,785 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P.; (iv) 1,389,313 shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P.; (v) 1,501,649 shares of Class A common stock held directly by GCP Capital Partners IV, L.P.; and (vi) 28,288 shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P.. Also includes 896,931 shares of restricted Class A common stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of GCP IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":16221891,"source":{"system":"sec-edgar","filing":"0000899243-23-002679","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924323002679/doc4.xml","form_type":"4"}},{"id":2046537,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}}],"security":"Common Stock","published_at":"2023-01-25T23:31:27.000Z","date":"2023-01-23","kind":"sale","acquired":false,"shares":9212,"price":9,"value":82908.0,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 17, 2022."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were purchased in multiple transactions ranging from $9.00 to $9.01, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission and any security holder of Zeta Global Holdings Corp., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of GCP IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":16301990,"source":{"system":"sec-edgar","filing":"0000899243-23-002679","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924323002679/doc4.xml","form_type":"4"}},{"id":2058688,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-01-09T21:54:45.000Z","date":"2023-01-05","kind":"grant","acquired":true,"shares":1081,"price":53.18,"value":57487.58,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"This security represents restricted stock units. Each restricted stock unit represents a contingent right to receive one share of common stock of the issuer."},{"field":"shares","element":"transactionShares","label":"F2","text":"The shares underlying this restricted stock unit award vest on January 5, 2024, subject to the reporting person's continued service with the issuer."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The restricted stock units were issued to the reporting person pursuant to the issuer's director compensation plan in lieu of (i) board chair fees in the amount of $50,000, and (ii) committee member fees in the amount of $7,500."}],"balance_after":316622.8,"source":{"system":"sec-edgar","filing":"0001209191-23-002578","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919123002578/doc4.xml","form_type":"4"}},{"id":2058687,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-01-09T21:54:45.000Z","date":"2023-01-05","kind":"grant","acquired":true,"shares":3760,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"This security represents restricted stock units. Each restricted stock unit represents a contingent right to receive one share of common stock of the issuer."},{"field":"shares","element":"transactionShares","label":"F2","text":"The shares underlying this restricted stock unit award vest on January 5, 2024, subject to the reporting person's continued service with the issuer."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The restricted stock units were issued to the reporting person pursuant to the issuer's director compensation plan."}],"balance_after":315541.8,"source":{"system":"sec-edgar","filing":"0001209191-23-002578","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919123002578/doc4.xml","form_type":"4"}},{"id":2083944,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}}],"security":"Common Stock","published_at":"2022-12-16T22:21:47.000Z","date":"2022-12-14","kind":"sale","acquired":false,"shares":56958,"price":9.08,"value":517178.64,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 17, 2022."},{"field":"shares","element":"transactionShares","label":"F2","text":"Aggregate shares sold consist of (i) 28,624 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P., of which GCP Managing Partner III, L.P. (\"Greenhill III GP\") is the general partner; (ii) 5,607 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P., of which Greenhill III GP is the general partner; (iii) 11,938 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P. of which Greenhill III GP is the general partner; (iv) 5,170 shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P. of which Greenhill III GP is the general partner; (v) 5,515 shares of Class A common stock held directly by GCP Capital Partners IV, L.P. of which GCP Managing Partner IV, L.P. (\"GCP IV GP\") is the general partner; and"},{"field":"shares","element":"transactionShares","label":"F3","text":"(Continued from Footnote 2) (vi) 104 shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P. of which GCP IV GP is the general partner."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported is a weighted average price. These shares were purchased in multiple transactions ranging from $9.00 to $9.26, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission and any security holder of Zeta Global Holdings Corp., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"Total shares consists of: (i) 7,736,234 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P.; (ii) 1,515,362 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P.; (iii) 3,226,503 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P.; (iv) 1,397,421 shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P.; (v) 1,510,299 shares of Class A common stock held directly by GCP Capital Partners IV, L.P.; and (vi) 28,452 shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P.. Also includes 896,931 shares of restricted Class A common stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of GCP IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":16311202,"source":{"system":"sec-edgar","filing":"0000899243-22-038854","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924322038854/doc4.xml","form_type":"4"}},{"id":2088181,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}}],"security":"Common Stock","published_at":"2022-12-14T01:05:28.000Z","date":"2022-12-13","kind":"sale","acquired":false,"shares":68513,"price":9.24,"value":633060.12,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F5","text":"Aggregate shares sold consist of (i) 110,949 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P., of which GCP Managing Partner III, L.P. (\"Greenhill III GP\") is the general partner; (ii) 21,732 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P., of which Greenhill III GP is the general partner; (iii) 46,272 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P. of which Greenhill III GP is the general partner; (iv) 20,040 shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P. of which Greenhill III GP is the general partner; (v) 21,374 shares of Class A common stock held directly by GCP Capital Partners IV, L.P. of which GCP Managing Partner IV, L.P. (\"GCP IV GP\") is the general partner; and"},{"field":"shares","element":"transactionShares","label":"F6","text":"(Continued from Footnote 5) (vi) 403 shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P. of which GCP IV GP is the general partner."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The price reported is a weighted average price. These shares were purchased in multiple transactions ranging from $9.02 to $9.60, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission and any security holder of Zeta Global Holdings Corp., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F8","text":"Total shares consists of: (i) 7,764,858 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P.; (ii) 1,520,969 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P.; (iii) 3,238,441 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P.; (iv) 1,402,591 shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P.; (v) 1,515,814 shares of Class A common stock held directly by GCP Capital Partners IV, L.P.; and (vi) 28,556 shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P.. Also includes 896,931 shares of restricted Class A common stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of GCP IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":16368160,"source":{"system":"sec-edgar","filing":"0000899243-22-038367","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924322038367/doc4.xml","form_type":"4"}},{"id":2088180,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}}],"security":"Common Stock","published_at":"2022-12-14T01:05:28.000Z","date":"2022-12-12","kind":"sale","acquired":false,"shares":129843,"price":9.22,"value":1197152.46,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported is a weighted average price. These shares were purchased in multiple transactions ranging from $9.00 to $9.43, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission and any security holder of Zeta Global Holdings Corp., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of GCP IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":16436673,"source":{"system":"sec-edgar","filing":"0000899243-22-038367","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924322038367/doc4.xml","form_type":"4"}},{"id":2088179,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}}],"security":"Common Stock","published_at":"2022-12-14T01:05:28.000Z","date":"2022-12-09","kind":"sale","acquired":false,"shares":22414,"price":9.01,"value":201950.14,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 17, 2022."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were purchased in multiple transactions ranging from $9.00 to $9.09, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission and any security holder of Zeta Global Holdings Corp., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of GCP IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":16566516,"source":{"system":"sec-edgar","filing":"0000899243-22-038367","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924322038367/doc4.xml","form_type":"4"}},{"id":2114713,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}}],"security":"Common Stock","published_at":"2022-11-16T23:26:55.000Z","date":"2022-11-15","kind":"sale","acquired":false,"shares":5704,"price":9.04,"value":51564.16,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"Aggregate shares sold consist of (i) 16,565 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P., of which GCP Managing Partner III, L.P. (\"Greenhill III GP\") is the general partner; (ii) 3,245 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P., of which Greenhill III GP is the general partner; (iii) 6,909 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P. of which Greenhill III GP is the general partner; (iv) 2,992 shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P. of which Greenhill III GP is the general partner; (v) 3,191 shares of Class A common stock held directly by GCP Capital Partners IV, L.P. of which GCP Managing Partner IV, L.P. (\"GCP IV GP\") is the general partner; and"},{"field":"shares","element":"transactionShares","label":"F5","text":"(Continued from Footnote 4) (vi) 59 shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P. of which GCP IV GP is the general partner."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported is a weighted average price. These shares were purchased in multiple transactions ranging from $9.00 to $9.20, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission and any security holder of Zeta Global Holdings Corp., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F7","text":"Total shares consists of: (i) 7,875,807 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P.; (ii) 1,542,701 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P.; (iii) 3,284,713 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P.; (iv) 1,422,631 shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P.; (v) 1,537,188 shares of Class A common stock held directly by GCP Capital Partners IV, L.P.; and (vi) 28,959 shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P.. Also includes 896,931 shares of restricted Class A common stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of GCP IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":16588930,"source":{"system":"sec-edgar","filing":"0000899243-22-036038","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924322036038/doc4.xml","form_type":"4"}},{"id":2114712,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}}],"security":"Common Stock","published_at":"2022-11-16T23:26:55.000Z","date":"2022-11-14","kind":"sale","acquired":false,"shares":27257,"price":9.01,"value":245585.57,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 17, 2022."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were purchased in multiple transactions ranging from $9.00 to $9.04, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission and any security holder of Zeta Global Holdings Corp., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of GCP IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":16594634,"source":{"system":"sec-edgar","filing":"0000899243-22-036038","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924322036038/doc4.xml","form_type":"4"}},{"id":2129683,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}}],"security":"Common Stock","published_at":"2022-10-31T20:16:18.000Z","date":"2022-10-28","kind":"sale","acquired":false,"shares":175536,"price":8.09,"value":1420086.24,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 17, 2022."},{"field":"shares","element":"transactionShares","label":"F2","text":"Aggregate shares sold consist of (i) 88,216 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P., of which GCP Managing Partner III, L.P. (\"Greenhill III GP\") is the general partner; (ii) 17,280 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P., of which Greenhill III GP is the general partner; (iii) 36,791 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P. of which Greenhill III GP is the general partner; (iv) 15,934 shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P. of which Greenhill III GP is the general partner; (v) 16,995 shares of Class A common stock held directly by GCP Capital Partners IV, L.P. of which GCP Managing Partner IV, L.P. (\"GCP IV GP\") is the general partner; and"},{"field":"shares","element":"transactionShares","label":"F3","text":"(Continued from Footnote 2) (vi) 320 shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P. of which GCP IV GP is the general partner."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported is a weighted average price. These shares were purchased in multiple transactions ranging from $8.00 to $8.30, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission and any security holder of Zeta Global Holdings Corp., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"Total shares consists of: (i) 7,892,371 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P.; (ii) 1,545,944 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P.; (iii) 3,291,622 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P.; (iv) 1,425,624 shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P.; (v) 1,540,381 shares of Class A common stock held directly by GCP Capital Partners IV, L.P.; and (vi) 29,018 shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P.. Also includes 896,931 shares of restricted Class A common stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of GCP IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":16621891,"source":{"system":"sec-edgar","filing":"0000899243-22-034546","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924322034546/doc4.xml","form_type":"4"}},{"id":2131115,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}}],"security":"Common Stock","published_at":"2022-10-28T00:30:40.000Z","date":"2022-10-27","kind":"sale","acquired":false,"shares":54039,"price":8.01,"value":432852.39,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 17, 2022."},{"field":"shares","element":"transactionShares","label":"F5","text":"Aggregate shares sold consist of (i) 75,112 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P., of which GCP Managing Partner III, L.P. (\"Greenhill III GP\") is the general partner; (ii) 14,714 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P., of which Greenhill III GP is the general partner; (iii) 31,327 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P. of which Greenhill III GP is the general partner; (iv) 13,567 shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P. of which Greenhill III GP is the general partner; (v) 14,471 shares of Class A common stock held directly by GCP Capital Partners IV, L.P. of which GCP Managing Partner IV, L.P. (\"GCP IV GP\") is the general partner; and"},{"field":"shares","element":"transactionShares","label":"F6","text":"(Continued from Footnote 5) (vi) 273 shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P. of which GCP IV GP is the general partner."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The price reported is a weighted average price. These shares were purchased in multiple transactions ranging from $8.00 to $8.14, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission and any security holder of Zeta Global Holdings Corp., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F8","text":"Total shares consists of: (i) 7,980,587 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P.; (ii) 1,563,224 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P.; (iii) 3,328,413 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P.; (iv) 1,441,558 shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P.; (v) 1,557,376 shares of Class A common stock held directly by GCP Capital Partners IV, L.P.; and (vi) 29,338 shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P.. Also includes 896,931 shares of restricted Class A common stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of GCP IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":16797427,"source":{"system":"sec-edgar","filing":"0000899243-22-034362","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924322034362/doc4.xml","form_type":"4"}},{"id":2131114,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}}],"security":"Common Stock","published_at":"2022-10-28T00:30:40.000Z","date":"2022-10-26","kind":"sale","acquired":false,"shares":56690,"price":8.04,"value":455787.6,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 17, 2022."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported is a weighted average price. These shares were purchased in multiple transactions ranging from $8.00 to $8.16, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission and any security holder of Zeta Global Holdings Corp., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of GCP IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":16851466,"source":{"system":"sec-edgar","filing":"0000899243-22-034362","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924322034362/doc4.xml","form_type":"4"}},{"id":2131113,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}}],"security":"Common Stock","published_at":"2022-10-28T00:30:40.000Z","date":"2022-10-25","kind":"sale","acquired":false,"shares":38735,"price":8.01,"value":310267.35,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 17, 2022."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were purchased in multiple transactions ranging from $8.00 to $8.05, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission and any security holder of Zeta Global Holdings Corp., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of GCP IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":16908156,"source":{"system":"sec-edgar","filing":"0000899243-22-034362","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924322034362/doc4.xml","form_type":"4"}},{"id":2188266,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}}],"security":"Common Stock","published_at":"2022-08-11T10:05:13.000Z","date":"2022-08-08","kind":"sale","acquired":false,"shares":114164,"price":7,"value":799148.0,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"Aggregate shares sold consist of (i) 100,509 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P., of which GCP Managing Partner III, L.P. (\"Greenhill III GP\") is the general partner; (ii) 19,688 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P., of which Greenhill III GP is the general partner; (iii) 41,919 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P. of which Greenhill III GP is the general partner; (iv) 18,155  shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P. of which Greenhill III GP is the general partner; (v) 19,364 shares of Class A common stock held directly by GCP Capital Partners IV, L.P. of which GCP Managing Partner IV, L.P. (\"GCP IV GP\") is the general partner; and"},{"field":"shares","element":"transactionShares","label":"F5","text":"(Continued from Footnote 4) (vi) 365 shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P. of which GCP IV GP is the general partner."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported is a weighted average price. These shares were purchased in multiple transactions ranging from $7.00 to $7.07, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission and any security holder of Zeta Global Holdings Corp., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F7","text":"Total shares consists of: (i) 8,055,699 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P.; (ii) 1,577,938 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P.; (iii) 3,359,740 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P.; (iv) 1,455,125 shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P.; (v) 1,571,847  shares of Class A common stock held directly by GCP Capital Partners IV, L.P.; and (vi) 29,611shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P.. Also includes 896,931 shares of restricted Class A common stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of GCP IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":16946891,"source":{"system":"sec-edgar","filing":"0000899243-22-028323","document":"doc4a.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924322028323/doc4a.xml","form_type":"4/A","original_submission_date":"2022-08-08"}},{"id":2188265,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}}],"security":"Common Stock","published_at":"2022-08-11T10:05:13.000Z","date":"2022-08-05","kind":"sale","acquired":false,"shares":47994,"price":7.05,"value":338357.7,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported is a weighted average price. These shares were purchased in multiple transactions ranging from $7.00 to $7.20, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission and any security holder of Zeta Global Holdings Corp., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of GCP IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":17061055,"source":{"system":"sec-edgar","filing":"0000899243-22-028323","document":"doc4a.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924322028323/doc4a.xml","form_type":"4/A","original_submission_date":"2022-08-08"}},{"id":2188264,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}}],"security":"Common Stock","published_at":"2022-08-11T10:05:13.000Z","date":"2022-08-04","kind":"sale","acquired":false,"shares":37842,"price":7.06,"value":267164.52,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported is a weighted average price. These shares were purchased in multiple transactions ranging from $7.00 to $7.27, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission and any security holder of Zeta Global Holdings Corp., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of GCP IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":17109049,"source":{"system":"sec-edgar","filing":"0000899243-22-028323","document":"doc4a.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924322028323/doc4a.xml","form_type":"4/A","original_submission_date":"2022-08-08"}},{"id":2192043,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Other"}}],"security":"Common Stock","published_at":"2022-08-09T01:59:01.000Z","date":"2022-08-03","kind":"sale","acquired":false,"shares":200000,"price":7.03,"value":1406000.0,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares of Class A common stock sold and consists of: (i) 100,509 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P., of which GCP Managing Partner III, L.P. (\"Greenhill III GP\") is the general partner; (ii) 19,688 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P., of which Greenhill III GP is the general partner; (iii) 41,919 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P. of which Greenhill III GP is the general partner; (iv) 18,155  shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P. of which Greenhill III GP is the general partner; (v) 19,364 shares of Class A common stock held directly by GCP Capital Partners IV, L.P. of which GCP Managing Partner IV, L.P. (\"GCP IV GP\") is the general partner; and"},{"field":"shares","element":"transactionShares","label":"F2","text":"(Continued from Footnote 1) (vi) 365 shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P. of which GCP IV GP is the general partner."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions ranging from $7.00 to $7.27, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission and any security holder of Zeta Global Holdings Corp., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Consists of: (i) 8,055,699 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P.; (ii) 1,577,938 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P.; (iii) 3,359,740 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P.; (iv) 1,455,125 shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P.; (v) 1,571,847  shares of Class A common stock held directly by GCP Capital Partners IV, L.P.; and (vi) 29,611shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P.. Also includes 896,931 shares of restricted Class A common stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of GCP IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":16946891,"source":{"system":"sec-edgar","filing":"0000899243-22-028036","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924322028036/doc4.xml","form_type":"4"}},{"id":2194398,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-08-04T22:06:09.000Z","date":"2022-08-03","kind":"sale","acquired":false,"shares":10539,"price":45.51,"value":479629.89,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $45.46 to $45.57, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4."}],"balance_after":311781.8,"source":{"system":"sec-edgar","filing":"0001209191-22-044456","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919122044456/doc4.xml","form_type":"4"}},{"id":2194397,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-08-04T22:06:09.000Z","date":"2022-08-03","kind":"sale","acquired":false,"shares":19461,"price":45.01,"value":875939.61,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $44.46 to $45.45, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4."}],"balance_after":322320.8,"source":{"system":"sec-edgar","filing":"0001209191-22-044456","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919122044456/doc4.xml","form_type":"4"}},{"id":2212192,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2022-07-06T20:05:40.000Z","date":"2022-07-01","kind":"grant","acquired":true,"shares":35128,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents an award of restricted stock which vests in four equal installments on July 1, 2023, October 1, 2023, January 1, 2024 and April 1, 2024."}],"balance_after":35128,"source":{"system":"sec-edgar","filing":"0000899243-22-025332","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924322025332/doc4.xml","form_type":"4"}},{"id":2439917,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-01-07T22:06:06.000Z","date":"2022-01-05","kind":"grant","acquired":true,"shares":1499,"price":38.34,"value":57471.66,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"This security represents restricted stock units. Each restricted stock unit represents a contingent right to receive one share of common stock of the issuer."},{"field":"shares","element":"transactionShares","label":"F2","text":"The shares underlying this restricted stock unit award vest on January 5, 2023, subject to the reporting person's continued service with the issuer."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The restricted stock units were issued to the reporting person pursuant to the issuer's director compensation plan in lieu of (i) board chair fees in the amount of $50,000 and (ii) committee member fees in the amount of $7,500."}],"balance_after":341781.8,"source":{"system":"sec-edgar","filing":"0001209191-22-002444","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919122002444/doc4.xml","form_type":"4"}},{"id":2439916,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-01-07T22:06:06.000Z","date":"2022-01-05","kind":"grant","acquired":true,"shares":4564,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"This security represents restricted stock units. Each restricted stock unit represents a contingent right to receive one share of common stock of the issuer."},{"field":"shares","element":"transactionShares","label":"F2","text":"The shares underlying this restricted stock unit award vest on January 5, 2023, subject to the reporting person's continued service with the issuer."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The restricted stock units were issued to the reporting person pursuant to the issuer's director compensation plan."}],"balance_after":340282.8,"source":{"system":"sec-edgar","filing":"0001209191-22-002444","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919122002444/doc4.xml","form_type":"4"}},{"id":2480939,"issuer":{"id":3649,"kind":"organization","name":"Zeta Global Holdings Corp."},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":115639,"kind":"organization","name":"Greenhill Capital Partners III, L.P.","position":2,"cik":"0001505996","reported_name":"Greenhill Capital Partners III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":115640,"kind":"organization","name":"Greenhill Capital Partners (Employees) III, L.P.","position":3,"cik":"0001505994","reported_name":"Greenhill Capital Partners (Employees) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":115641,"kind":"organization","name":"Greenhill Capital Partners (GHL) III, L.P.","position":4,"cik":"0001505993","reported_name":"Greenhill Capital Partners (GHL) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":115642,"kind":"organization","name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","position":5,"cik":"0001505995","reported_name":"Greenhill Capital Partners (Cayman Islands) III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":115643,"kind":"organization","name":"GCP Capital Partners (Cayman) IV, L.P.","position":6,"cik":"0001724988","reported_name":"GCP Capital Partners (Cayman) IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":115644,"kind":"organization","name":"GCP Capital Partners IV, L.P.","position":7,"cik":"0001724991","reported_name":"GCP Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-12-08T21:38:33.000Z","date":"2021-06-14","kind":"sale","acquired":false,"shares":1047877,"price":10,"value":10478770.0,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares of Class A common stock sold in the Issuer's Initial Public Offering and consists of: (i) 527,843 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P., of which GCP Managing Partner III, L.P. (\"Greenhill III GP\") is the general partner; (ii) 103,393 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P., of which Greenhill III GP is the general partner; (iii) 220,144 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P. of which Greenhill III GP is the general partner; (iv) 95,345 shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P. of which Greenhill III GP is the general partner; (v) 99,282 shares of Class A common stock held directly by GCP Capital Partners IV, L.P. of which GCP Managing Partner IV, L.P. (\"Greenhill IV GP\") is the general partner; and"},{"field":"shares","element":"transactionShares","label":"F2","text":"(Continued from Footnote 1) (vi) 1,870 shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P. of which Greenhill IV GP is the general partner."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Consists of: (i) 8,156,208 shares of Class A common stock held directly by Greenhill Capital Partners III, L.P.; (ii) 1,597,626 shares of Class A common stock held directly by Greenhill Capital Partners (Cayman Islands) III, L.P.; (iii) 3,401,659 shares of Class A common stock held directly by Greenhill Capital Partners (Employees) III, L.P.; (iv) 1,473,280 shares of Class A common stock held directly by Greenhill Capital Partners (GHL) III, L.P.; (v) 1,591,211 shares of Class A common stock held directly by GCP Capital Partners IV, L.P.; and (vi) 29,976 shares of Class A common stock held directly by GCP Capital Partners (Cayman) IV, L.P.. Also includes 896,931 shares of restricted Class A common stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"The general partner of Greenhill III GP is GCP Managing Partner III GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. The general partner of Greenhill IV GP is GCP Managing Partner IV GP, LLC, which has sole voting and investment power. Robert Niehaus, Frank Pottow, Boris Gutin and Cyrus Hormazdi are the members of the investment committee of GCP Capital Partners, LLC, the investment manager of each of the Greenhill shareholders, and share such powers. Mr. Niehaus, a member of the Issuer's board of directors, is a member of the investment committee of Greenhill Capital Partners, and may be deemed to share voting and investment power over the shares held by the entities associated with Greenhill Capital Partners."}],"balance_after":17146891,"source":{"system":"sec-edgar","filing":"0000899243-21-047337","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851003/000089924321047337/doc4.xml","form_type":"4"}},{"id":2614686,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2021-08-04T22:06:20.000Z","date":"2021-08-02","kind":"exercise","acquired":false,"shares":15557,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"This option is fully vested and exercisable. The shares underlying this option vested in four equal quarterly installments on the last day of each calendar quarter during 2013."}],"balance_after":0,"derivative":{"exercise_price":6.86,"expiration_date":"2023-01-04","underlying":"Common Stock","underlying_shares":15557},"source":{"system":"sec-edgar","filing":"0001209191-21-049740","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919121049740/doc4.xml","form_type":"4"}},{"id":2614685,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2021-08-04T22:06:20.000Z","date":"2021-08-02","kind":"exercise","acquired":false,"shares":13754,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"This option is fully vested and exercisable. The shares underlying this option vested in four equal quarterly installments on the last day of each calendar quarter during 2012."}],"balance_after":0,"derivative":{"exercise_price":7.19,"expiration_date":"2022-01-05","underlying":"Common Stock","underlying_shares":13754},"source":{"system":"sec-edgar","filing":"0001209191-21-049740","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919121049740/doc4.xml","form_type":"4"}},{"id":2614684,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-08-04T22:06:20.000Z","date":"2021-08-02","kind":"sale","acquired":false,"shares":29311,"price":42.09,"value":1233699.99,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.90 to $42.42, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4."}],"balance_after":335718.8,"source":{"system":"sec-edgar","filing":"0001209191-21-049740","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919121049740/doc4.xml","form_type":"4"}},{"id":2614683,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-08-04T22:06:20.000Z","date":"2021-08-02","kind":"exercise","acquired":true,"shares":15557,"price":6.86,"value":106721.02,"ownership":{"direct":true},"balance_after":365029.8,"source":{"system":"sec-edgar","filing":"0001209191-21-049740","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919121049740/doc4.xml","form_type":"4"}},{"id":2614682,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-08-04T22:06:20.000Z","date":"2021-08-02","kind":"exercise","acquired":true,"shares":13754,"price":7.19,"value":98891.26,"ownership":{"direct":true},"balance_after":349472.8,"source":{"system":"sec-edgar","filing":"0001209191-21-049740","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919121049740/doc4.xml","form_type":"4"}},{"id":2845974,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-02-19T21:08:45.000Z","date":"2021-02-17","kind":"sale","acquired":false,"shares":30798,"price":48.46,"value":1492471.08,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $48.20 to $48.72, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"The Reporting Person may also be deemed to be the indirect beneficial owner of shares of common stock currently held by The Robert and Kate Niehaus Foundation, a charitable 501(c)(3) entity. As a tax-exempt organization, no part of the foundation's income can inure to the benefit of a private individual; therefore, the Reporting Person does not have a pecuniary interest in the foundation's shares and he disclaims any such pecuniary interest for purposes of the reporting requirements under Section 16 of the Securities Exchange Act of 1934, as amended."}],"balance_after":335718.8,"source":{"system":"sec-edgar","filing":"0001209191-21-012329","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919121012329/doc4.xml","form_type":"4"}},{"id":2845973,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-02-19T21:08:45.000Z","date":"2021-02-17","kind":"sale","acquired":false,"shares":19202,"price":47.78,"value":917471.56,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $47.19 to $48.18, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4."}],"balance_after":366516.8,"source":{"system":"sec-edgar","filing":"0001209191-21-012329","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919121012329/doc4.xml","form_type":"4"}},{"id":2912112,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-01-08T22:23:19.000Z","date":"2021-01-06","kind":"grant","acquired":true,"shares":1381,"price":41.63,"value":57491.03,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"This security represents restricted stock units. Each restricted stock unit represents a contingent right to receive one share of common stock of the issuer."},{"field":"shares","element":"transactionShares","label":"F2","text":"The shares underlying this restricted stock unit award vest on January 6, 2022, subject to the reporting person's continued service with the issuer."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The restricted stock units were issued to the reporting person pursuant to the issuer's director compensation plan in lieu of (i) board chair fees in the amount of $50,000 and (ii) committee member fees in the amount of $7,500."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"The reporting person may also be deemed to be the indirect beneficial owner of shares of common stock currently held by The Robert and Kate Niehaus Foundation, a charitable 501(c)(3) entity. As a tax-exempt organization, no part of the foundation's income can inure to the benefit of a private individual; therefore, the reporting person does not have a pecuniary interest in the foundation's shares and he disclaims any such pecuniary interest for purposes of the reporting requirements under Section 16 of the Securities Exchange Act of 1934, as amended."}],"balance_after":385718.8,"source":{"system":"sec-edgar","filing":"0001209191-21-002766","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919121002766/doc4.xml","form_type":"4"}},{"id":2912111,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-01-08T22:23:19.000Z","date":"2021-01-06","kind":"grant","acquired":true,"shares":3002,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"This security represents restricted stock units. Each restricted stock unit represents a contingent right to receive one share of common stock of the issuer."},{"field":"shares","element":"transactionShares","label":"F2","text":"The shares underlying this restricted stock unit award vest on January 6, 2022, subject to the reporting person's continued service with the issuer."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The restricted stock units were issued to the reporting person pursuant to the issuer's director compensation plan."}],"balance_after":384337.8,"source":{"system":"sec-edgar","filing":"0001209191-21-002766","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919121002766/doc4.xml","form_type":"4"}},{"id":3120189,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-06-05T22:05:59.000Z","date":"2020-06-04","kind":"sale","acquired":false,"shares":25000,"price":25.53,"value":638250.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $25.24 to $25.89, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The Reporting Person may also be deemed to be the indirect beneficial owner of shares of common stock currently held by The Robert and Kate Niehaus Foundation, a nonprofit tax-exempt organization under Section 501(c)(3) of the Internal Revenue Code (the \"Foundation\"). As a tax-exempt organization, no part of the Foundation's income can inure to the benefit of a private individual; therefore, the Reporting Person does not have a pecuniary interest in the Foundation's shares and he disclaims any such pecuniary interest for purposes of the reporting requirements under Section 16 of the Securities Exchange Act of 1934, as amended."}],"balance_after":381335.8,"source":{"system":"sec-edgar","filing":"0001209191-20-034774","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919120034774/doc4.xml","form_type":"4"}},{"id":3120188,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-06-05T22:05:59.000Z","date":"2020-06-03","kind":"sale","acquired":false,"shares":25000,"price":25.66,"value":641500.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $25.57 to $25.75, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The Reporting Person may also be deemed to be the indirect beneficial owner of shares of common stock currently held by The Robert and Kate Niehaus Foundation, a nonprofit tax-exempt organization under Section 501(c)(3) of the Internal Revenue Code (the \"Foundation\"). As a tax-exempt organization, no part of the Foundation's income can inure to the benefit of a private individual; therefore, the Reporting Person does not have a pecuniary interest in the Foundation's shares and he disclaims any such pecuniary interest for purposes of the reporting requirements under Section 16 of the Securities Exchange Act of 1934, as amended."}],"balance_after":406335.8,"source":{"system":"sec-edgar","filing":"0001209191-20-034774","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919120034774/doc4.xml","form_type":"4"}},{"id":3224423,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-03-05T22:13:29.000Z","date":"2020-02-28","kind":"gift","acquired":false,"shares":50000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents a bona fide gift to The Robert and Kate Niehaus Foundation, a nonprofit tax-exempt organization under Section 501(c)(3) of the Internal Revenue Code (the \"Foundation\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The reporting person may also be deemed to be the indirect beneficial owner of 100,000 shares of common stock currently held by the Foundation. As a tax-exempt organization, no part of the foundation's income can inure to the benefit of a private individual; therefore, the reporting person does not have a pecuniary interest in the foundation's shares and he disclaims any such pecuniary interest for purposes of the reporting requirements under Section 16 of the Securities Exchange Act of 1934, as amended."}],"balance_after":431335.8,"source":{"system":"sec-edgar","filing":"0001209191-20-016677","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919120016677/doc4.xml","form_type":"4"}},{"id":3315200,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-01-09T02:13:18.000Z","date":"2020-01-06","kind":"grant","acquired":true,"shares":2296.3,"price":25.04,"value":57499.352,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"This security represents restricted stock units. Each restricted stock unit represents a contingent right to receive one share of common stock of the issuer."},{"field":"shares","element":"transactionShares","label":"F2","text":"The shares underlying this restricted stock unit award vest on January 6, 2021, subject to the reporting person's continued service with the issuer."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The restricted stock units were issued to the reporting person pursuant to the issuer's director compensation plan in lieu of (i) board chair fees in the amount of $50,000, and (ii) committee member fees in the amount of $7,500."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"The reporting person may also be deemed to be the indirect beneficial owner of 70,000 shares of common stock currently held by The Robert and Kate Niehaus Foundation, a charitable 501(c)(3) entity. As a tax-exempt organization, no part of the foundation's income can inure to the benefit of a private individual; therefore, the reporting person does not have a pecuniary interest in the foundation's shares and he disclaims any such pecuniary interest for purposes of the reporting requirements under Section 16 of the Securities Exchange Act of 1934, as amended."}],"balance_after":481335.8,"source":{"system":"sec-edgar","filing":"0001209191-20-002651","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919120002651/doc4.xml","form_type":"4"}},{"id":3315199,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-01-09T02:13:18.000Z","date":"2020-01-06","kind":"grant","acquired":true,"shares":4992,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"This security represents restricted stock units. Each restricted stock unit represents a contingent right to receive one share of common stock of the issuer."},{"field":"shares","element":"transactionShares","label":"F2","text":"The shares underlying this restricted stock unit award vest on January 6, 2021, subject to the reporting person's continued service with the issuer."}],"balance_after":479039.5,"source":{"system":"sec-edgar","filing":"0001209191-20-002651","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1418819/000120919120002651/doc4.xml","form_type":"4"}},{"id":3315192,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":21601,"kind":"person","name":"NIEHAUS ROBERT H","position":1,"cik":"0001241677","reported_name":"NIEHAUS ROBERT H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-01-09T02:11:46.000Z","date":"2019-03-11","kind":"gift","acquired":false,"shares":100000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents a bona fide gift to The Robert and Kate Niehaus Foundation, a nonprofit tax-exempt organization under Section 501(c)(3) of the Internal Revenue Code for which the reporting person has investment power over the reported shares.  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