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The reporting person surrendered 4,191 shares of common stock underlying the stock options for payment of the exercise price, using the closing stock price on August 8, 2022 of $23.86, pursuant to the terms of the 2006 Employee Stock Incentive Plan."}],"balance_after":154642.366,"source":{"system":"sec-edgar","filing":"0000926282-22-000045","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/926282/000092628222000045/primary_doc.xml","form_type":"4"}},{"id":2188452,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP of Finance & CFO"}}],"security":"Common Stock","published_at":"2022-08-11T21:12:50.000Z","date":"2022-08-09","kind":"exercise","acquired":true,"shares":5271,"price":18.97,"value":99990.87,"ownership":{"direct":true},"balance_after":158833.366,"source":{"system":"sec-edgar","filing":"0000926282-22-000045","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/926282/000092628222000045/primary_doc.xml","form_type":"4"}},{"id":2188451,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP of Finance & CFO"}}],"security":"Common Stock","published_at":"2022-08-11T21:12:50.000Z","date":"2022-08-09","kind":"tax_withholding","acquired":false,"shares":3627,"price":23.86,"value":86540.22,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Represents shares surrendered to Adtran Holdings, Inc. to cover the exercise price of outstanding stock options. The reporting person received 2,017 shares of common stock on the net exercise of stock options to purchase 5,644 shares of common stock. The reporting person surrendered 3,627 shares of common stock underlying the stock options for payment of the exercise price, using the closing stock price on August 8, 2022 of $23.86, pursuant to the terms of the 2015 Employee Stock Incentive Plan."}],"balance_after":153562.366,"source":{"system":"sec-edgar","filing":"0000926282-22-000045","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/926282/000092628222000045/primary_doc.xml","form_type":"4"}},{"id":2188450,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP of Finance & CFO"}}],"security":"Common Stock","published_at":"2022-08-11T21:12:50.000Z","date":"2022-08-09","kind":"exercise","acquired":true,"shares":5644,"price":15.33,"value":86522.52,"ownership":{"direct":true},"balance_after":157189.366,"source":{"system":"sec-edgar","filing":"0000926282-22-000045","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/926282/000092628222000045/primary_doc.xml","form_type":"4"}},{"id":2188449,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP of Finance & CFO"}}],"security":"Common Stock","published_at":"2022-08-11T21:12:50.000Z","date":"2022-08-09","kind":"tax_withholding","acquired":false,"shares":3212,"price":23.86,"value":76638.32,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents shares surrendered to Adtran Holdings, Inc. to cover the exercise price of outstanding stock options. The reporting person received 1,304 shares of common stock on the net exercise of stock options to purchase 4,516 shares of common stock. The reporting person surrendered 3,212 shares of common stock underlying the stock options for payment of the exercise price, using the closing stock price on August 8, 2022 of $23.86, pursuant to the terms of the 2006 Employee Stock Incentive Plan."}],"balance_after":151545.366,"source":{"system":"sec-edgar","filing":"0000926282-22-000045","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/926282/000092628222000045/primary_doc.xml","form_type":"4"}},{"id":2188448,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP of Finance & CFO"}}],"security":"Common Stock","published_at":"2022-08-11T21:12:50.000Z","date":"2022-08-09","kind":"exercise","acquired":true,"shares":4516,"price":16.97,"value":76636.52,"ownership":{"direct":true},"balance_after":154757.366,"source":{"system":"sec-edgar","filing":"0000926282-22-000045","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/926282/000092628222000045/primary_doc.xml","form_type":"4"}},{"id":2209344,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP of Finance and CFO"}}],"security":"Phantom Stock","published_at":"2022-07-11T20:47:06.000Z","date":"2022-07-08","kind":"grant","acquired":true,"shares":21112.16,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"Represents shares of phantom stock of the Issuer that have been acquired through the automatic reinvestment of dividends paid on the Issuer's common stock, which phantom shares become payable in cash six months after the reporting person's separation of service with the Issuer."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among ADTRAN, Inc.; ADVA Optical Networking SE; the Issuer (f/k/a Acorn HoldCo, Inc.); and Acorn MergeCo, Inc., ADTRAN, Inc. became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into a share of the Issuer's common stock; (b) each RSU measured in shares of ADTRAN, Inc.'s common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"kind","element":"transactionCoding","label":"F2","text":"(Continued from footnote 1) (c) each option to purchase ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into an option to purchase shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of ADTRAN, Inc. (representing the economic equivalent of one share of ADTRAN, Inc.'s common stock) converted, on a one-for-one basis, into a share of phantom stock of the Issuer on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among ADTRAN, Inc.; ADVA Optical Networking SE; the Issuer (f/k/a Acorn HoldCo, Inc.); and Acorn MergeCo, Inc., ADTRAN, Inc. became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into a share of the Issuer's common stock; (b) each RSU measured in shares of ADTRAN, Inc.'s common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"(Continued from footnote 1) (c) each option to purchase ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into an option to purchase shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of ADTRAN, Inc. (representing the economic equivalent of one share of ADTRAN, Inc.'s common stock) converted, on a one-for-one basis, into a share of phantom stock of the Issuer on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Represents shares of phantom stock of the Issuer that have been acquired through the automatic reinvestment of dividends paid on the Issuer's common stock, which phantom shares become payable in cash six months after the reporting person's separation of service with the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"Represents shares of phantom stock of the Issuer that have been acquired through the automatic reinvestment of dividends paid on the Issuer's common stock, which phantom shares become payable in cash six months after the reporting person's separation of service with the Issuer."}],"balance_after":21112.16,"derivative":{"underlying":"Common Stock","underlying_shares":21112.16},"source":{"system":"sec-edgar","filing":"0001209191-22-041796","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/926282/000120919122041796/doc4.xml","form_type":"4"}},{"id":2209343,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP of Finance and CFO"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2022-07-11T20:47:06.000Z","date":"2022-07-08","kind":"grant","acquired":true,"shares":13547,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among ADTRAN, Inc.; ADVA Optical Networking SE; the Issuer (f/k/a Acorn HoldCo, Inc.); and Acorn MergeCo, Inc., ADTRAN, Inc. became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into a share of the Issuer's common stock; (b) each RSU measured in shares of ADTRAN, Inc.'s common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"kind","element":"transactionCoding","label":"F2","text":"(Continued from footnote 1) (c) each option to purchase ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into an option to purchase shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of ADTRAN, Inc. (representing the economic equivalent of one share of ADTRAN, Inc.'s common stock) converted, on a one-for-one basis, into a share of phantom stock of the Issuer on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among ADTRAN, Inc.; ADVA Optical Networking SE; the Issuer (f/k/a Acorn HoldCo, Inc.); and Acorn MergeCo, Inc., ADTRAN, Inc. became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into a share of the Issuer's common stock; (b) each RSU measured in shares of ADTRAN, Inc.'s common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"(Continued from footnote 1) (c) each option to purchase ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into an option to purchase shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of ADTRAN, Inc. (representing the economic equivalent of one share of ADTRAN, Inc.'s common stock) converted, on a one-for-one basis, into a share of phantom stock of the Issuer on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The options granted to the reporting person vested in four annual installments beginning on the anniversary of the date of grant and were fully vested prior to the Effective Time."}],"balance_after":13547,"derivative":{"exercise_price":16.97,"expiration_date":"2022-11-06","underlying":"Common Stock","underlying_shares":13547},"source":{"system":"sec-edgar","filing":"0001209191-22-041796","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/926282/000120919122041796/doc4.xml","form_type":"4"}},{"id":2209342,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP of Finance and CFO"}}],"security":"Incentive Stock Option (Right to Buy)","published_at":"2022-07-11T20:47:06.000Z","date":"2022-07-08","kind":"grant","acquired":true,"shares":4515,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among ADTRAN, Inc.; ADVA Optical Networking SE; the Issuer (f/k/a Acorn HoldCo, Inc.); and Acorn MergeCo, Inc., ADTRAN, Inc. became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into a share of the Issuer's common stock; (b) each RSU measured in shares of ADTRAN, Inc.'s common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"kind","element":"transactionCoding","label":"F2","text":"(Continued from footnote 1) (c) each option to purchase ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into an option to purchase shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of ADTRAN, Inc. (representing the economic equivalent of one share of ADTRAN, Inc.'s common stock) converted, on a one-for-one basis, into a share of phantom stock of the Issuer on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among ADTRAN, Inc.; ADVA Optical Networking SE; the Issuer (f/k/a Acorn HoldCo, Inc.); and Acorn MergeCo, Inc., ADTRAN, Inc. became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into a share of the Issuer's common stock; (b) each RSU measured in shares of ADTRAN, Inc.'s common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"(Continued from footnote 1) (c) each option to purchase ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into an option to purchase shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of ADTRAN, Inc. (representing the economic equivalent of one share of ADTRAN, Inc.'s common stock) converted, on a one-for-one basis, into a share of phantom stock of the Issuer on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The options granted to the reporting person vested in four annual installments beginning on the anniversary of the date of grant and were fully vested prior to the Effective Time."}],"balance_after":4515,"derivative":{"exercise_price":16.97,"expiration_date":"2022-11-06","underlying":"Common Stock","underlying_shares":4515},"source":{"system":"sec-edgar","filing":"0001209191-22-041796","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/926282/000120919122041796/doc4.xml","form_type":"4"}},{"id":2209341,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP of Finance and CFO"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2022-07-11T20:47:06.000Z","date":"2022-07-08","kind":"grant","acquired":true,"shares":12843,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among ADTRAN, Inc.; ADVA Optical Networking SE; the Issuer (f/k/a Acorn HoldCo, Inc.); and Acorn MergeCo, Inc., ADTRAN, Inc. became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into a share of the Issuer's common stock; (b) each RSU measured in shares of ADTRAN, Inc.'s common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"kind","element":"transactionCoding","label":"F2","text":"(Continued from footnote 1) (c) each option to purchase ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into an option to purchase shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of ADTRAN, Inc. (representing the economic equivalent of one share of ADTRAN, Inc.'s common stock) converted, on a one-for-one basis, into a share of phantom stock of the Issuer on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among ADTRAN, Inc.; ADVA Optical Networking SE; the Issuer (f/k/a Acorn HoldCo, Inc.); and Acorn MergeCo, Inc., ADTRAN, Inc. became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into a share of the Issuer's common stock; (b) each RSU measured in shares of ADTRAN, Inc.'s common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"(Continued from footnote 1) (c) each option to purchase ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into an option to purchase shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of ADTRAN, Inc. (representing the economic equivalent of one share of ADTRAN, Inc.'s common stock) converted, on a one-for-one basis, into a share of phantom stock of the Issuer on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The options granted to the reporting person vested in four annual installments beginning on the anniversary of the date of grant and were fully vested prior to the Effective Time."}],"balance_after":12843,"derivative":{"exercise_price":23.64,"expiration_date":"2023-11-02","underlying":"Common Stock","underlying_shares":12843},"source":{"system":"sec-edgar","filing":"0001209191-22-041796","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/926282/000120919122041796/doc4.xml","form_type":"4"}},{"id":2209340,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP of Finance and CFO"}}],"security":"Incentive Stock Option (Right to Buy)","published_at":"2022-07-11T20:47:06.000Z","date":"2022-07-08","kind":"grant","acquired":true,"shares":5219,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among ADTRAN, Inc.; ADVA Optical Networking SE; the Issuer (f/k/a Acorn HoldCo, Inc.); and Acorn MergeCo, Inc., ADTRAN, Inc. became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into a share of the Issuer's common stock; (b) each RSU measured in shares of ADTRAN, Inc.'s common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"kind","element":"transactionCoding","label":"F2","text":"(Continued from footnote 1) (c) each option to purchase ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into an option to purchase shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of ADTRAN, Inc. (representing the economic equivalent of one share of ADTRAN, Inc.'s common stock) converted, on a one-for-one basis, into a share of phantom stock of the Issuer on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among ADTRAN, Inc.; ADVA Optical Networking SE; the Issuer (f/k/a Acorn HoldCo, Inc.); and Acorn MergeCo, Inc., ADTRAN, Inc. became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into a share of the Issuer's common stock; (b) each RSU measured in shares of ADTRAN, Inc.'s common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"(Continued from footnote 1) (c) each option to purchase ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into an option to purchase shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of ADTRAN, Inc. (representing the economic equivalent of one share of ADTRAN, Inc.'s common stock) converted, on a one-for-one basis, into a share of phantom stock of the Issuer on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The options granted to the reporting person vested in four annual installments beginning on the anniversary of the date of grant and were fully vested prior to the Effective Time."}],"balance_after":5219,"derivative":{"exercise_price":23.64,"expiration_date":"2023-11-02","underlying":"Common Stock","underlying_shares":5219},"source":{"system":"sec-edgar","filing":"0001209191-22-041796","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/926282/000120919122041796/doc4.xml","form_type":"4"}},{"id":2209339,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP of Finance and CFO"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2022-07-11T20:47:06.000Z","date":"2022-07-08","kind":"grant","acquired":true,"shares":17307,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among ADTRAN, Inc.; ADVA Optical Networking SE; the Issuer (f/k/a Acorn HoldCo, Inc.); and Acorn MergeCo, Inc., ADTRAN, Inc. became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into a share of the Issuer's common stock; (b) each RSU measured in shares of ADTRAN, Inc.'s common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"kind","element":"transactionCoding","label":"F2","text":"(Continued from footnote 1) (c) each option to purchase ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into an option to purchase shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of ADTRAN, Inc. (representing the economic equivalent of one share of ADTRAN, Inc.'s common stock) converted, on a one-for-one basis, into a share of phantom stock of the Issuer on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among ADTRAN, Inc.; ADVA Optical Networking SE; the Issuer (f/k/a Acorn HoldCo, Inc.); and Acorn MergeCo, Inc., ADTRAN, Inc. became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into a share of the Issuer's common stock; (b) each RSU measured in shares of ADTRAN, Inc.'s common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"(Continued from footnote 1) (c) each option to purchase ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into an option to purchase shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of ADTRAN, Inc. (representing the economic equivalent of one share of ADTRAN, Inc.'s common stock) converted, on a one-for-one basis, into a share of phantom stock of the Issuer on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The options granted to the reporting person vested in four annual installments beginning on the anniversary of the date of grant and were fully vested prior to the Effective Time."}],"balance_after":17307,"derivative":{"exercise_price":18.97,"expiration_date":"2024-11-15","underlying":"Common Stock","underlying_shares":17307},"source":{"system":"sec-edgar","filing":"0001209191-22-041796","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/926282/000120919122041796/doc4.xml","form_type":"4"}},{"id":2209338,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP of Finance and CFO"}}],"security":"Incentive Stock Option (Right to Buy)","published_at":"2022-07-11T20:47:06.000Z","date":"2022-07-08","kind":"grant","acquired":true,"shares":5271,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among ADTRAN, Inc.; ADVA Optical Networking SE; the Issuer (f/k/a Acorn HoldCo, Inc.); and Acorn MergeCo, Inc., ADTRAN, Inc. became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into a share of the Issuer's common stock; (b) each RSU measured in shares of ADTRAN, Inc.'s common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"kind","element":"transactionCoding","label":"F2","text":"(Continued from footnote 1) (c) each option to purchase ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into an option to purchase shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of ADTRAN, Inc. (representing the economic equivalent of one share of ADTRAN, Inc.'s common stock) converted, on a one-for-one basis, into a share of phantom stock of the Issuer on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among ADTRAN, Inc.; ADVA Optical Networking SE; the Issuer (f/k/a Acorn HoldCo, Inc.); and Acorn MergeCo, Inc., ADTRAN, Inc. became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into a share of the Issuer's common stock; (b) each RSU measured in shares of ADTRAN, Inc.'s common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"(Continued from footnote 1) (c) each option to purchase ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into an option to purchase shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of ADTRAN, Inc. (representing the economic equivalent of one share of ADTRAN, Inc.'s common stock) converted, on a one-for-one basis, into a share of phantom stock of the Issuer on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The options granted to the reporting person vested in four annual installments beginning on the anniversary of the date of grant and were fully vested prior to the Effective Time."}],"balance_after":5271,"derivative":{"exercise_price":18.97,"expiration_date":"2024-11-15","underlying":"Common Stock","underlying_shares":5271},"source":{"system":"sec-edgar","filing":"0001209191-22-041796","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/926282/000120919122041796/doc4.xml","form_type":"4"}},{"id":2209337,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP of Finance and CFO"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2022-07-11T20:47:06.000Z","date":"2022-07-08","kind":"grant","acquired":true,"shares":16934,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among ADTRAN, Inc.; ADVA Optical Networking SE; the Issuer (f/k/a Acorn HoldCo, Inc.); and Acorn MergeCo, Inc., ADTRAN, Inc. became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into a share of the Issuer's common stock; (b) each RSU measured in shares of ADTRAN, Inc.'s common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"kind","element":"transactionCoding","label":"F2","text":"(Continued from footnote 1) (c) each option to purchase ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into an option to purchase shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of ADTRAN, Inc. (representing the economic equivalent of one share of ADTRAN, Inc.'s common stock) converted, on a one-for-one basis, into a share of phantom stock of the Issuer on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among ADTRAN, Inc.; ADVA Optical Networking SE; the Issuer (f/k/a Acorn HoldCo, Inc.); and Acorn MergeCo, Inc., ADTRAN, Inc. became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into a share of the Issuer's common stock; (b) each RSU measured in shares of ADTRAN, Inc.'s common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"(Continued from footnote 1) (c) each option to purchase ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into an option to purchase shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of ADTRAN, Inc. (representing the economic equivalent of one share of ADTRAN, Inc.'s common stock) converted, on a one-for-one basis, into a share of phantom stock of the Issuer on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The options granted to the reporting person vested in four annual installments beginning on the anniversary of the date of grant and were fully vested prior to the Effective Time."}],"balance_after":16934,"derivative":{"exercise_price":15.33,"expiration_date":"2025-11-14","underlying":"Common Stock","underlying_shares":16934},"source":{"system":"sec-edgar","filing":"0001209191-22-041796","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/926282/000120919122041796/doc4.xml","form_type":"4"}},{"id":2209336,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP of Finance and CFO"}}],"security":"Incentive Stock Option (Right to Buy)","published_at":"2022-07-11T20:47:06.000Z","date":"2022-07-08","kind":"grant","acquired":true,"shares":5644,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among ADTRAN, Inc.; ADVA Optical Networking SE; the Issuer (f/k/a Acorn HoldCo, Inc.); and Acorn MergeCo, Inc., ADTRAN, Inc. became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into a share of the Issuer's common stock; (b) each RSU measured in shares of ADTRAN, Inc.'s common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"kind","element":"transactionCoding","label":"F2","text":"(Continued from footnote 1) (c) each option to purchase ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into an option to purchase shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of ADTRAN, Inc. (representing the economic equivalent of one share of ADTRAN, Inc.'s common stock) converted, on a one-for-one basis, into a share of phantom stock of the Issuer on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among ADTRAN, Inc.; ADVA Optical Networking SE; the Issuer (f/k/a Acorn HoldCo, Inc.); and Acorn MergeCo, Inc., ADTRAN, Inc. became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into a share of the Issuer's common stock; (b) each RSU measured in shares of ADTRAN, Inc.'s common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"(Continued from footnote 1) (c) each option to purchase ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into an option to purchase shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of ADTRAN, Inc. (representing the economic equivalent of one share of ADTRAN, Inc.'s common stock) converted, on a one-for-one basis, into a share of phantom stock of the Issuer on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The options granted to the reporting person vested in four annual installments beginning on the anniversary of the date of grant and were fully vested prior to the Effective Time."}],"balance_after":5644,"derivative":{"exercise_price":15.33,"expiration_date":"2025-11-14","underlying":"Common Stock","underlying_shares":5644},"source":{"system":"sec-edgar","filing":"0001209191-22-041796","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/926282/000120919122041796/doc4.xml","form_type":"4"}},{"id":2209335,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP of Finance and CFO"}}],"security":"Common Stock","published_at":"2022-07-11T20:47:06.000Z","date":"2022-07-08","kind":"grant","acquired":true,"shares":247.958,"ownership":{"direct":false,"nature":"401(k) Plan"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among ADTRAN, Inc.; ADVA Optical Networking SE; the Issuer (f/k/a Acorn HoldCo, Inc.); and Acorn MergeCo, Inc., ADTRAN, Inc. became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into a share of the Issuer's common stock; (b) each RSU measured in shares of ADTRAN, Inc.'s common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"kind","element":"transactionCoding","label":"F2","text":"(Continued from footnote 1) (c) each option to purchase ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into an option to purchase shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of ADTRAN, Inc. (representing the economic equivalent of one share of ADTRAN, Inc.'s common stock) converted, on a one-for-one basis, into a share of phantom stock of the Issuer on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among ADTRAN, Inc.; ADVA Optical Networking SE; the Issuer (f/k/a Acorn HoldCo, Inc.); and Acorn MergeCo, Inc., ADTRAN, Inc. became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into a share of the Issuer's common stock; (b) each RSU measured in shares of ADTRAN, Inc.'s common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"(Continued from footnote 1) (c) each option to purchase ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into an option to purchase shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of ADTRAN, Inc. (representing the economic equivalent of one share of ADTRAN, Inc.'s common stock) converted, on a one-for-one basis, into a share of phantom stock of the Issuer on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."}],"balance_after":247.958,"source":{"system":"sec-edgar","filing":"0001209191-22-041796","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/926282/000120919122041796/doc4.xml","form_type":"4"}},{"id":2209334,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP of Finance and CFO"}}],"security":"Common Stock","published_at":"2022-07-11T20:47:06.000Z","date":"2022-07-08","kind":"grant","acquired":true,"shares":150241.366,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among ADTRAN, Inc.; ADVA Optical Networking SE; the Issuer (f/k/a Acorn HoldCo, Inc.); and Acorn MergeCo, Inc., ADTRAN, Inc. became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into a share of the Issuer's common stock; (b) each RSU measured in shares of ADTRAN, Inc.'s common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"kind","element":"transactionCoding","label":"F2","text":"(Continued from footnote 1) (c) each option to purchase ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into an option to purchase shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of ADTRAN, Inc. (representing the economic equivalent of one share of ADTRAN, Inc.'s common stock) converted, on a one-for-one basis, into a share of phantom stock of the Issuer on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"shares","element":"transactionShares","label":"F3","text":"Includes 123,853 time-based restricted stock units (\"RSUs\") that settle upon vesting in shares of the Issuer's common stock, 26,524 of which were converted from RSUs measured in ADTRAN, Inc.'s common stock owned by the reporting person prior to the Effective Time (as defined below), and 97,329 of which were acquired in connection with the conversion of a target number of unearned performance stock units (\"PSUs\") measured in shares of ADTRAN, Inc.'s common stock owned by the reporting person prior to the Effective Time (as defined below)."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among ADTRAN, Inc.; ADVA Optical Networking SE; the Issuer (f/k/a Acorn HoldCo, Inc.); and Acorn MergeCo, Inc., ADTRAN, Inc. became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into a share of the Issuer's common stock; (b) each RSU measured in shares of ADTRAN, Inc.'s common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"(Continued from footnote 1) (c) each option to purchase ADTRAN, Inc.'s common stock converted, on a one-for-one basis, into an option to purchase shares of the Issuer's common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of ADTRAN, Inc. (representing the economic equivalent of one share of ADTRAN, Inc.'s common stock) converted, on a one-for-one basis, into a share of phantom stock of the Issuer on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes 123,853 time-based restricted stock units (\"RSUs\") that settle upon vesting in shares of the Issuer's common stock, 26,524 of which were converted from RSUs measured in ADTRAN, Inc.'s common stock owned by the reporting person prior to the Effective Time (as defined below), and 97,329 of which were acquired in connection with the conversion of a target number of unearned performance stock units (\"PSUs\") measured in shares of ADTRAN, Inc.'s common stock owned by the reporting person prior to the Effective Time (as defined below)."}],"balance_after":150241.366,"source":{"system":"sec-edgar","filing":"0001209191-22-041796","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/926282/000120919122041796/doc4.xml","form_type":"4"}},{"id":2210222,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Phantom Stock","published_at":"2022-07-08T20:20:08.000Z","date":"2022-07-08","kind":"disposition_to_issuer","acquired":false,"shares":21112.16,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":21112.16},"source":{"system":"sec-edgar","filing":"0001209191-22-041634","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/926282/000120919122041634/doc4.xml","form_type":"4"}},{"id":2210221,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2022-07-08T20:20:08.000Z","date":"2022-07-08","kind":"disposition_to_issuer","acquired":false,"shares":13547,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."}],"balance_after":0,"derivative":{"exercise_price":16.97,"underlying":"Common Stock","underlying_shares":13547},"source":{"system":"sec-edgar","filing":"0001209191-22-041634","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/926282/000120919122041634/doc4.xml","form_type":"4"}},{"id":2210220,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Incentive Stock Option (Right to Buy)","published_at":"2022-07-08T20:20:08.000Z","date":"2022-07-08","kind":"disposition_to_issuer","acquired":false,"shares":4515,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."}],"balance_after":0,"derivative":{"exercise_price":16.97,"underlying":"Common Stock","underlying_shares":4515},"source":{"system":"sec-edgar","filing":"0001209191-22-041634","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/926282/000120919122041634/doc4.xml","form_type":"4"}},{"id":2210219,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2022-07-08T20:20:08.000Z","date":"2022-07-08","kind":"disposition_to_issuer","acquired":false,"shares":12843,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."}],"balance_after":0,"derivative":{"exercise_price":23.64,"underlying":"Common Stock","underlying_shares":12843},"source":{"system":"sec-edgar","filing":"0001209191-22-041634","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/926282/000120919122041634/doc4.xml","form_type":"4"}},{"id":2210218,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Incentive Stock Option (Right to Buy)","published_at":"2022-07-08T20:20:08.000Z","date":"2022-07-08","kind":"disposition_to_issuer","acquired":false,"shares":5219,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."}],"balance_after":0,"derivative":{"exercise_price":23.64,"underlying":"Common Stock","underlying_shares":5219},"source":{"system":"sec-edgar","filing":"0001209191-22-041634","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/926282/000120919122041634/doc4.xml","form_type":"4"}},{"id":2210217,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2022-07-08T20:20:08.000Z","date":"2022-07-08","kind":"disposition_to_issuer","acquired":false,"shares":17307,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."}],"balance_after":0,"derivative":{"exercise_price":18.97,"underlying":"Common Stock","underlying_shares":17307},"source":{"system":"sec-edgar","filing":"0001209191-22-041634","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/926282/000120919122041634/doc4.xml","form_type":"4"}},{"id":2210216,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Incentive Stock Option (Right to Buy)","published_at":"2022-07-08T20:20:08.000Z","date":"2022-07-08","kind":"disposition_to_issuer","acquired":false,"shares":5271,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."}],"balance_after":0,"derivative":{"exercise_price":18.97,"underlying":"Common Stock","underlying_shares":5271},"source":{"system":"sec-edgar","filing":"0001209191-22-041634","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/926282/000120919122041634/doc4.xml","form_type":"4"}},{"id":2210215,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2022-07-08T20:20:08.000Z","date":"2022-07-08","kind":"disposition_to_issuer","acquired":false,"shares":16934,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."}],"balance_after":0,"derivative":{"exercise_price":15.33,"underlying":"Common Stock","underlying_shares":16934},"source":{"system":"sec-edgar","filing":"0001209191-22-041634","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/926282/000120919122041634/doc4.xml","form_type":"4"}},{"id":2210214,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Incentive Stock Option (Right to Buy)","published_at":"2022-07-08T20:20:08.000Z","date":"2022-07-08","kind":"disposition_to_issuer","acquired":false,"shares":5644,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."}],"balance_after":0,"derivative":{"exercise_price":15.33,"underlying":"Common Stock","underlying_shares":5644},"source":{"system":"sec-edgar","filing":"0001209191-22-041634","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/926282/000120919122041634/doc4.xml","form_type":"4"}},{"id":2210213,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2022-07-08T20:20:08.000Z","date":"2022-07-08","kind":"disposition_to_issuer","acquired":false,"shares":247.958,"ownership":{"direct":false,"nature":"401(k) Plan"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001209191-22-041634","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/926282/000120919122041634/doc4.xml","form_type":"4"}},{"id":2210212,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2022-07-08T20:20:08.000Z","date":"2022-07-08","kind":"disposition_to_issuer","acquired":false,"shares":52912.366,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Includes 26,524 time-based restricted stock units (\"RSUs\") that settle upon vesting in shares of the Issuer's common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Pursuant to that certain Business Combination Agreement, dated August 30, 2021, by and among the Issuer, ADVA Optical Networking SE, Acorn HoldCo, Inc. (now named ADTRAN Holdings, Inc. (\"Holdings\")), and Acorn MergeCo, Inc., the Issuer became a wholly owned subsidiary of Holdings on July 8, 2022 (the \"Effective Time\"). At the Effective Time, (a) each share of the Issuer's common stock converted, on a one-for-one basis, into a share of Holdings' common stock; (b) each RSU measured in shares of the Issuer's common stock, whether vested or unvested, converted, on a one-for-one basis, into an RSU measured in shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding RSU immediately prior to the Effective Time;"},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"(Continued from footnote 2) (c) each option to purchase the Issuer's common stock converted, on a one-for-one basis, into an option to purchase shares of Holdings' common stock on the same terms and conditions as were applicable to the corresponding option immediately prior to the Effective Time; and (d) each share of phantom stock of the Issuer (representing the economic equivalent of one share of the Issuer's common stock) converted, on a one-for-one basis, into a share of phantom stock of Holdings on the same terms and conditions as were applicable to the corresponding phantom stock immediately prior to the Effective Time."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001209191-22-041634","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/926282/000120919122041634/doc4.xml","form_type":"4"}},{"id":2242917,"issuer":{"id":5331,"kind":"organization","name":"ADTRAN Holdings, Inc."},"owners":[{"id":115222,"kind":"person","name":"Foliano Michael","position":1,"cik":"0001300513","reported_name":"Foliano Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Dividend Equivalent Rights","published_at":"2022-06-06T20:35:25.000Z","date":"2022-06-02","kind":"grant","acquired":true,"shares":98.458,"price":19.21,"value":1891.37818,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Each share of phantom stock represents a right to receive one share of common stock at the cash value thereof."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"The phantom stock becomes payable six months after the reporting person's separation of service with the Company. The reporting person may transfer the phantom stock account into an alternative investment at any time."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The phantom stock becomes payable six months after the reporting person's separation of service with the Company. The reporting person may transfer the phantom stock account into an alternative investment at any time."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The phantom stock becomes payable six months after the reporting person's separation of service with the Company. 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The reporting person may transfer the phantom stock account into an alternative investment at any time."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"The phantom stock becomes payable six months after the reporting person's separation of service with the Company. 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