{"transactions":[{"id":739389,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":38616,"kind":"person","name":"Berkowitz Mortimer III","position":1,"cik":"0001364333","reported_name":"Berkowitz Mortimer III","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-06-12T21:30:08.000Z","date":"2026-06-10","kind":"grant","planned":false,"acquired":true,"shares":32012,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"On June 10, 2026, issuer granted to the reporting person 32,012 restricted stock units. Each restricted stock unit represents a contingent right to receive one share of issuer's common stock. The restricted stock units vest on the earlier of (a) the next annual meeting of stockholders and (b) the death or resignation of the reporting person. In the event of death or resignation of the reporting person, the grant will vest pro-rata based on the number of actual days served by the reporting person from the time of the grant to such death or resignation, divided by 365."},{"field":"kind","element":"transactionCoding","label":"F1","text":"On June 10, 2026, issuer granted to the reporting person 32,012 restricted stock units. Each restricted stock unit represents a contingent right to receive one share of issuer's common stock. The restricted stock units vest on the earlier of (a) the next annual meeting of stockholders and (b) the death or resignation of the reporting person. In the event of death or resignation of the reporting person, the grant will vest pro-rata based on the number of actual days served by the reporting person from the time of the grant to such death or resignation, divided by 365."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On June 10, 2026, issuer granted to the reporting person 32,012 restricted stock units. Each restricted stock unit represents a contingent right to receive one share of issuer's common stock. The restricted stock units vest on the earlier of (a) the next annual meeting of stockholders and (b) the death or resignation of the reporting person. In the event of death or resignation of the reporting person, the grant will vest pro-rata based on the number of actual days served by the reporting person from the time of the grant to such death or resignation, divided by 365."}],"balance_after":650062,"source":{"system":"sec-edgar","filing":"0001364333-26-000002","document":"form4-06122026_050601.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000136433326000002/form4-06122026_050601.xml","form_type":"4"}},{"id":1042575,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":38616,"kind":"person","name":"Berkowitz Mortimer III","position":1,"cik":"0001364333","reported_name":"Berkowitz Mortimer III","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-09-11T23:30:06.000Z","date":"2025-09-09","kind":"sale","planned":false,"acquired":false,"shares":62500,"price":15.97,"value":998125.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $15.90 to $16.04, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote."}],"balance_after":618050,"source":{"system":"sec-edgar","filing":"0001415889-25-024313","document":"form4-09112025_070901.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000141588925024313/form4-09112025_070901.xml","form_type":"4"}},{"id":1111195,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":38616,"kind":"person","name":"Berkowitz Mortimer III","position":1,"cik":"0001364333","reported_name":"Berkowitz Mortimer III","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-06-13T21:30:05.000Z","date":"2025-06-11","kind":"grant","planned":false,"acquired":true,"shares":15131,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"On June 11, 2025, issuer granted to the reporting person 15,131 restricted stock units. Each restricted stock unit represents a contingent right to receive one share of issuer's common stock. The restricted stock units vest on the earlier of (a) the next annual meeting of stockholders and (b) the death or resignation of the reporting person. In the event of death or resignation of the reporting person, the grant will vest pro-rata based on the number of actual days served by the reporting person from the time of the grant to such death or resignation, divided by 365."},{"field":"kind","element":"transactionCoding","label":"F1","text":"On June 11, 2025, issuer granted to the reporting person 15,131 restricted stock units. Each restricted stock unit represents a contingent right to receive one share of issuer's common stock. The restricted stock units vest on the earlier of (a) the next annual meeting of stockholders and (b) the death or resignation of the reporting person. In the event of death or resignation of the reporting person, the grant will vest pro-rata based on the number of actual days served by the reporting person from the time of the grant to such death or resignation, divided by 365."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On June 11, 2025, issuer granted to the reporting person 15,131 restricted stock units. Each restricted stock unit represents a contingent right to receive one share of issuer's common stock. The restricted stock units vest on the earlier of (a) the next annual meeting of stockholders and (b) the death or resignation of the reporting person. In the event of death or resignation of the reporting person, the grant will vest pro-rata based on the number of actual days served by the reporting person from the time of the grant to such death or resignation, divided by 365."}],"balance_after":680550,"source":{"system":"sec-edgar","filing":"0001415889-25-017261","document":"form4-06132025_050601.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000141588925017261/form4-06132025_050601.xml","form_type":"4"}},{"id":1478664,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":38616,"kind":"person","name":"Berkowitz Mortimer III","position":1,"cik":"0001364333","reported_name":"Berkowitz Mortimer III","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-06-14T20:30:22.000Z","date":"2024-06-12","kind":"grant","planned":false,"acquired":true,"shares":16747,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"On June 12, 2024, issuer granted to the reporting person 16,747 restricted stock units. Each restricted stock unit represents a contingent right to receive one share of issuer's common stock. The restricted stock units vest on the earlier of (a) the next annual meeting of stockholders and (b) the death or resignation of the reporting person. In the event of death or resignation of the reporting person, the grant will vest pro-rata based on the number of actual days served by the reporting person from the time of the grant to such death or resignation, divided by 365."},{"field":"kind","element":"transactionCoding","label":"F1","text":"On June 12, 2024, issuer granted to the reporting person 16,747 restricted stock units. Each restricted stock unit represents a contingent right to receive one share of issuer's common stock. The restricted stock units vest on the earlier of (a) the next annual meeting of stockholders and (b) the death or resignation of the reporting person. In the event of death or resignation of the reporting person, the grant will vest pro-rata based on the number of actual days served by the reporting person from the time of the grant to such death or resignation, divided by 365."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On June 12, 2024, issuer granted to the reporting person 16,747 restricted stock units. Each restricted stock unit represents a contingent right to receive one share of issuer's common stock. The restricted stock units vest on the earlier of (a) the next annual meeting of stockholders and (b) the death or resignation of the reporting person. In the event of death or resignation of the reporting person, the grant will vest pro-rata based on the number of actual days served by the reporting person from the time of the grant to such death or resignation, divided by 365."}],"balance_after":665419,"source":{"system":"sec-edgar","filing":"0001415889-24-016932","document":"form4-06142024_040618.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000141588924016932/form4-06142024_040618.xml","form_type":"4"}},{"id":1847589,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":38616,"kind":"person","name":"Berkowitz Mortimer III","position":1,"cik":"0001364333","reported_name":"Berkowitz Mortimer III","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-06-21T23:56:42.000Z","date":"2023-06-20","kind":"grant","planned":false,"acquired":true,"shares":9908,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"On June 20, 2023, issuer granted to the reporting person 9,908 restricted stock units. Each restricted stock unit represents a contingent right to receive one share of issuer's common stock. The restricted stock units vest on the earlier of (a) the next annual meeting of stockholders and (b) the death or resignation of the reporting person. In the event of death or resignation of the reporting person, the grant will vest pro-rata based on the number of actual days served by the reporting person from the time of the grant to such death or resignation, divided by 365."},{"field":"kind","element":"transactionCoding","label":"F1","text":"On June 20, 2023, issuer granted to the reporting person 9,908 restricted stock units. Each restricted stock unit represents a contingent right to receive one share of issuer's common stock. The restricted stock units vest on the earlier of (a) the next annual meeting of stockholders and (b) the death or resignation of the reporting person. In the event of death or resignation of the reporting person, the grant will vest pro-rata based on the number of actual days served by the reporting person from the time of the grant to such death or resignation, divided by 365."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On June 20, 2023, issuer granted to the reporting person 9,908 restricted stock units. Each restricted stock unit represents a contingent right to receive one share of issuer's common stock. The restricted stock units vest on the earlier of (a) the next annual meeting of stockholders and (b) the death or resignation of the reporting person. In the event of death or resignation of the reporting person, the grant will vest pro-rata based on the number of actual days served by the reporting person from the time of the grant to such death or resignation, divided by 365."}],"balance_after":648672,"source":{"system":"sec-edgar","filing":"0001415889-23-010112","document":"form4-06212023_110637.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000141588923010112/form4-06212023_110637.xml","form_type":"4"}},{"id":1894816,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":38616,"kind":"person","name":"Berkowitz Mortimer III","position":1,"cik":"0001364333","reported_name":"Berkowitz Mortimer III","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Warrants (right to buy)","published_at":"2023-05-12T22:48:59.000Z","date":"2023-05-12","kind":"exercise","planned":false,"acquired":false,"shares":107937,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":0,"derivative":{"exercise_price":3.5,"exercise_date":"2018-05-17","expiration_date":"2023-05-17","underlying":"Common Stock","underlying_shares":107937},"source":{"system":"sec-edgar","filing":"0001415889-23-007923","document":"form4-05122023_100550.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000141588923007923/form4-05122023_100550.xml","form_type":"4"}},{"id":1894815,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":38616,"kind":"person","name":"Berkowitz Mortimer III","position":1,"cik":"0001364333","reported_name":"Berkowitz Mortimer III","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-05-12T22:48:59.000Z","date":"2023-05-12","kind":"tax_withholding","planned":false,"acquired":false,"shares":24294,"price":15.55,"value":377771.7,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On May 12, 2023, the reporting person exercised warrants to purchase 107,937 shares of the issuer's common stock for $3.50 per share. The reporting person paid the exercise price on a cashless basis, resulting in the issuer withholding 24,294 of the warrant shares to pay the exercise price and issuing to the reporting person 83,643 shares."}],"balance_after":638764,"source":{"system":"sec-edgar","filing":"0001415889-23-007923","document":"form4-05122023_100550.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000141588923007923/form4-05122023_100550.xml","form_type":"4"}},{"id":1894814,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":38616,"kind":"person","name":"Berkowitz Mortimer III","position":1,"cik":"0001364333","reported_name":"Berkowitz Mortimer III","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-05-12T22:48:59.000Z","date":"2023-05-12","kind":"exercise","planned":false,"acquired":true,"shares":107937,"price":3.5,"value":377779.5,"ownership":{"direct":true},"balance_after":663058,"source":{"system":"sec-edgar","filing":"0001415889-23-007923","document":"form4-05122023_100550.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000141588923007923/form4-05122023_100550.xml","form_type":"4"}},{"id":1960702,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":38616,"kind":"person","name":"Berkowitz Mortimer III","position":1,"cik":"0001364333","reported_name":"Berkowitz Mortimer III","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Warrants (right to buy)","published_at":"2023-03-09T20:29:16.000Z","date":"2023-03-07","kind":"exercise","acquired":false,"shares":107937,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Porcupine Investment Partners, LLC"},"balance_after":0,"derivative":{"exercise_price":3.5,"exercise_date":"2018-05-17","expiration_date":"2023-05-17","underlying":"Common Stock","underlying_shares":107937},"source":{"system":"sec-edgar","filing":"0001415889-23-004574","document":"form4-03092023_080311.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000141588923004574/form4-03092023_080311.xml","form_type":"4"}},{"id":1960701,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":38616,"kind":"person","name":"Berkowitz Mortimer III","position":1,"cik":"0001364333","reported_name":"Berkowitz Mortimer III","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-03-09T20:29:16.000Z","date":"2023-03-07","kind":"tax_withholding","acquired":false,"shares":23820,"price":15.86,"value":377785.2,"ownership":{"direct":false,"nature":"By Porcupine Investment Partners, LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On March 7, 2023, the reporting person exercised warrants to purchase 107,937 shares of the issuer's common stock for $3.50 per share. The reporting person paid the exercise price on a cashless basis, resulting in the issuer withholding 23,820 of the warrant shares to pay the exercise price and issuing to the reporting person 84,117 shares."}],"balance_after":611102,"source":{"system":"sec-edgar","filing":"0001415889-23-004574","document":"form4-03092023_080311.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000141588923004574/form4-03092023_080311.xml","form_type":"4"}},{"id":1960700,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":38616,"kind":"person","name":"Berkowitz Mortimer III","position":1,"cik":"0001364333","reported_name":"Berkowitz Mortimer III","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-03-09T20:29:16.000Z","date":"2023-03-07","kind":"exercise","acquired":true,"shares":107937,"price":3.5,"value":377779.5,"ownership":{"direct":false,"nature":"By Porcupine Investment Partners, LLC"},"balance_after":634922,"source":{"system":"sec-edgar","filing":"0001415889-23-004574","document":"form4-03092023_080311.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000141588923004574/form4-03092023_080311.xml","form_type":"4"}},{"id":2233787,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":38616,"kind":"person","name":"Berkowitz Mortimer III","position":1,"cik":"0001364333","reported_name":"Berkowitz Mortimer III","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-06-13T15:59:07.000Z","date":"2022-06-09","kind":"purchase","acquired":true,"shares":16000,"price":7.2,"value":115200.0,"ownership":{"direct":true},"footnotes":[{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"Includes shares owned by Reporting Person and shares owned by Reporting Person's spouse."}],"balance_after":555121,"source":{"system":"sec-edgar","filing":"0001179110-22-003286","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000117911022003286/edgar.xml","form_type":"4"}},{"id":2237402,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":38616,"kind":"person","name":"Berkowitz Mortimer III","position":1,"cik":"0001364333","reported_name":"Berkowitz Mortimer III","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Warrants (right to buy)","published_at":"2022-06-09T23:30:08.000Z","date":"2022-06-09","kind":"exercise","acquired":false,"shares":200000,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Porcupine Investment Partners, LLC"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Reporting Person is the managing member of Porcupine Investment Partners, LLC and may be deemed to beneficially own the securities held by Porcupine Investment Partners, LLC. Reporting Person, however, disclaims beneficial ownership of such securities except as to the extent of his pecuniary interest therein."}],"balance_after":0,"derivative":{"exercise_price":2,"exercise_date":"2017-06-15","expiration_date":"2022-06-15","underlying":"Common Stock","underlying_shares":200000},"source":{"system":"sec-edgar","filing":"0001179110-22-003278","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000117911022003278/edgar.xml","form_type":"4"}},{"id":2237401,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":38616,"kind":"person","name":"Berkowitz Mortimer III","position":1,"cik":"0001364333","reported_name":"Berkowitz Mortimer III","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Warrants (right to buy)","published_at":"2022-06-09T23:30:08.000Z","date":"2022-06-07","kind":"exercise","acquired":false,"shares":200000,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":0,"derivative":{"exercise_price":2,"exercise_date":"2017-06-15","expiration_date":"2022-06-15","underlying":"Common Stock","underlying_shares":200000},"source":{"system":"sec-edgar","filing":"0001179110-22-003278","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000117911022003278/edgar.xml","form_type":"4"}},{"id":2237400,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":38616,"kind":"person","name":"Berkowitz Mortimer III","position":1,"cik":"0001364333","reported_name":"Berkowitz Mortimer III","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-06-09T23:30:08.000Z","date":"2022-06-09","kind":"exercise","acquired":true,"shares":200000,"price":2,"value":400000.0,"ownership":{"direct":false,"nature":"By Porcupine Investment Partners, LLC"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Reporting Person is the managing member of Porcupine Investment Partners, LLC and may be deemed to beneficially own the securities held by Porcupine Investment Partners, LLC. 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(b) the pro rata distribution of 1,742,546 shares of the Issuer's common stock by HealthpointCapital Partners II, L.P. to its limited partners for no consideration (the \"Fund II Distribution\"); (c) the receipt of 2,807 shares of the Issuer's common stock by the Reporting Person in the Fund I Distribution as a limited partner of HealthpointCapital Partners, L.P.; and (d) the receipt of 8,396 shares of the Issuer's common stock by the Reporting Person in the Fund II Distribution as a limited partner of HealthpointCapital Partners II, L.P."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes shares owned by the Reporting Person and shares owned by the Reporting Person's spouse."}],"balance_after":339121,"source":{"system":"sec-edgar","filing":"0000899243-18-017196","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000089924318017196/doc4.xml","form_type":"4"}},{"id":3888109,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":38616,"kind":"person","name":"Berkowitz Mortimer III","position":1,"cik":"0001364333","reported_name":"Berkowitz Mortimer III","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-06-19T21:00:50.000Z","date":"2018-06-15","kind":"other","acquired":true,"shares":2807,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This Form 4 is being filed to report (a) the pro rata distribution of 906,431 shares of the Issuer's common stock by HealthpointCapital Partners, L.P. to its limited partners for no consideration (the \"Fund I Distribution\"); 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