{"transactions":[{"id":1423113,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":51030,"kind":"person","name":"Bakst Evan","position":1,"cik":"0001733939","reported_name":"Bakst Evan","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-08-26T20:32:07.000Z","date":"2024-08-23","kind":"purchase","planned":false,"acquired":true,"shares":35000,"price":5.76,"value":201600.0,"ownership":{"direct":false,"nature":"By The DEB Children's Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $5.73 to $5.78, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote."}],"balance_after":50000,"source":{"system":"sec-edgar","filing":"0001415889-24-022232","document":"form4-08262024_080804.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000141588924022232/form4-08262024_080804.xml","form_type":"4"}},{"id":1478661,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":51030,"kind":"person","name":"Bakst Evan","position":1,"cik":"0001733939","reported_name":"Bakst Evan","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-06-14T20:30:14.000Z","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":1105785,"source":{"system":"sec-edgar","filing":"0001415889-24-016928","document":"form4-06142024_040610.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000141588924016928/form4-06142024_040610.xml","form_type":"4"}},{"id":1572049,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":51030,"kind":"person","name":"Bakst Evan","position":1,"cik":"0001733939","reported_name":"Bakst Evan","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-03-18T15:35:17.000Z","date":"2024-03-14","kind":"purchase","planned":false,"acquired":true,"shares":15000,"price":13.53,"value":202950.0,"ownership":{"direct":false,"nature":"By The DEB Children's Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $13.50 to $13.55, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote."}],"balance_after":15000,"source":{"system":"sec-edgar","filing":"0001415889-24-008205","document":"form4-03182024_030310.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000141588924008205/form4-03182024_030310.xml","form_type":"4"}},{"id":1797487,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":51030,"kind":"person","name":"Bakst Evan","position":1,"cik":"0001733939","reported_name":"Bakst Evan","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-08-25T00:34:11.000Z","date":"2023-08-23","kind":"sale","planned":true,"acquired":false,"shares":8700,"price":14.92,"value":129804.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 23, 2023, to satisfy certain tax withholding obligations of the reporting person resulting from the vesting of restricted stock units."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $14.84 to $15.03, 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":1089038,"source":{"system":"sec-edgar","filing":"0001415889-23-012623","document":"form4-08252023_120802.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000141588923012623/form4-08252023_120802.xml","form_type":"4"}},{"id":1847590,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":51030,"kind":"person","name":"Bakst Evan","position":1,"cik":"0001733939","reported_name":"Bakst Evan","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-06-22T00:02:32.000Z","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":1097738,"source":{"system":"sec-edgar","filing":"0001415889-23-010120","document":"form4-06222023_120627.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000141588923010120/form4-06222023_120627.xml","form_type":"4"}},{"id":2227124,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":51030,"kind":"person","name":"Bakst Evan","position":1,"cik":"0001733939","reported_name":"Bakst Evan","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Warrants (right to buy)","published_at":"2022-06-17T19:30:46.000Z","date":"2022-06-15","kind":"other","acquired":false,"shares":400000,"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":400000},"source":{"system":"sec-edgar","filing":"0001179110-22-003361","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000117911022003361/edgar.xml","form_type":"4"}},{"id":2227123,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":51030,"kind":"person","name":"Bakst Evan","position":1,"cik":"0001733939","reported_name":"Bakst Evan","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-06-17T19:30:46.000Z","date":"2022-06-15","kind":"grant","acquired":true,"shares":18546,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F2","text":"On June 15, 2022, issuer granted to the reporting person 18,546 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":"F2","text":"On June 15, 2022, issuer granted to the reporting person 18,546 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":"shares","element":"transactionShares","label":"F2","text":"On June 15, 2022, issuer granted to the reporting person 18,546 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":"F2","text":"On June 15, 2022, issuer granted to the reporting person 18,546 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":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"On June 15, 2022, issuer granted to the reporting person 18,546 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":1087830,"source":{"system":"sec-edgar","filing":"0001179110-22-003361","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000117911022003361/edgar.xml","form_type":"4"}},{"id":2227122,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":51030,"kind":"person","name":"Bakst Evan","position":1,"cik":"0001733939","reported_name":"Bakst Evan","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-06-17T19:30:46.000Z","date":"2022-06-15","kind":"disposition_to_issuer","acquired":false,"shares":117077,"price":6.83,"value":799635.91,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares withheld by issuer to satisfy the exercise price for the warrant shares."}],"balance_after":1069284,"source":{"system":"sec-edgar","filing":"0001179110-22-003361","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000117911022003361/edgar.xml","form_type":"4"}},{"id":2227121,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":51030,"kind":"person","name":"Bakst Evan","position":1,"cik":"0001733939","reported_name":"Bakst Evan","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-06-17T19:30:46.000Z","date":"2022-06-15","kind":"other","acquired":true,"shares":400000,"price":2,"value":800000.0,"ownership":{"direct":true},"balance_after":1186361,"source":{"system":"sec-edgar","filing":"0001179110-22-003361","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000117911022003361/edgar.xml","form_type":"4"}},{"id":2491890,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":51030,"kind":"person","name":"Bakst Evan","position":1,"cik":"0001733939","reported_name":"Bakst Evan","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-11-30T17:19:47.000Z","date":"2021-11-26","kind":"purchase","acquired":true,"shares":10000,"price":10.57,"value":105700.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $10.53 to $10.63, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $10.53 to $10.63, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote."}],"balance_after":786361,"source":{"system":"sec-edgar","filing":"0001179110-21-010453","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000117911021010453/edgar.xml","form_type":"4"}},{"id":2660366,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":51030,"kind":"person","name":"Bakst Evan","position":1,"cik":"0001733939","reported_name":"Bakst Evan","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-06-21T18:14:56.000Z","date":"2021-06-16","kind":"grant","acquired":true,"shares":10221,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"On June 16, 2021, issuer granted to the reporting person 10,221 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-rated 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":"shares","element":"transactionShares","label":"F1","text":"On June 16, 2021, issuer granted to the reporting person 10,221 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-rated 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 16, 2021, issuer granted to the reporting person 10,221 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-rated 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":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"On June 16, 2021, issuer granted to the reporting person 10,221 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-rated 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":776361,"source":{"system":"sec-edgar","filing":"0001179110-21-006867","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000117911021006867/edgar.xml","form_type":"4"}},{"id":3104052,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":51030,"kind":"person","name":"Bakst Evan","position":1,"cik":"0001733939","reported_name":"Bakst Evan","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-06-19T21:52:42.000Z","date":"2020-06-17","kind":"grant","acquired":true,"shares":21142,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"On June 17, 2020, issuer granted to the reporting person 21,142 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 12 month anniversary of the grant date."},{"field":"shares","element":"transactionShares","label":"F1","text":"On June 17, 2020, issuer granted to the reporting person 21,142 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 12 month anniversary of the grant date."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On June 17, 2020, issuer granted to the reporting person 21,142 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 12 month anniversary of the grant date."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"On June 17, 2020, issuer granted to the reporting person 21,142 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 12 month anniversary of the grant date."}],"balance_after":766140,"source":{"system":"sec-edgar","filing":"0001179110-20-007662","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000117911020007662/edgar.xml","form_type":"4"}},{"id":3478563,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":51030,"kind":"person","name":"Bakst Evan","position":1,"cik":"0001733939","reported_name":"Bakst Evan","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-06-25T21:47:55.000Z","date":"2019-06-21","kind":"grant","acquired":true,"shares":18086,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"On June 21, 2019, issuer granted to the reporting person 18,086 restricted stock units. Each restricted stock unit represents a contingent right to receive one share of issuer's common stock."},{"field":"security","element":"securityTitle","label":"F2","text":"The restricted stock units vest on the earlier of (i) the 12 month anniversary of the grant date and (ii) the date of issuer's next annual meeting of stockholders."},{"field":"shares","element":"transactionShares","label":"F1","text":"On June 21, 2019, issuer granted to the reporting person 18,086 restricted stock units. Each restricted stock unit represents a contingent right to receive one share of issuer's common stock."},{"field":"shares","element":"transactionShares","label":"F2","text":"The restricted stock units vest on the earlier of (i) the 12 month anniversary of the grant date and (ii) the date of issuer's next annual meeting of stockholders."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"On June 21, 2019, issuer granted to the reporting person 18,086 restricted stock units. Each restricted stock unit represents a contingent right to receive one share of issuer's common stock."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The restricted stock units vest on the earlier of (i) the 12 month anniversary of the grant date and (ii) the date of issuer's next annual meeting of stockholders."}],"balance_after":744998,"source":{"system":"sec-edgar","filing":"0001179110-19-008110","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000117911019008110/edgar.xml","form_type":"4"}},{"id":3598988,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":51030,"kind":"person","name":"Bakst Evan","position":1,"cik":"0001733939","reported_name":"Bakst Evan","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-03-13T00:35:46.000Z","date":"2019-03-11","kind":"purchase","acquired":true,"shares":20566,"price":2.5876,"value":53216.5816,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.51 to $2.63, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (1) to this Form 4."}],"balance_after":726912,"source":{"system":"sec-edgar","filing":"0001179110-19-003773","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000117911019003773/edgar.xml","form_type":"4"}},{"id":3856540,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":51030,"kind":"person","name":"Bakst Evan","position":1,"cik":"0001733939","reported_name":"Bakst Evan","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-08-02T00:28:08.000Z","date":"2018-07-30","kind":"grant","acquired":true,"shares":4434,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F3","text":"On July 30, 2018, issuer granted to the reporting person 4,434 restricted stock units, which vested immediately upon grant. Each restricted stock unit represents a contingent right to receive one share of issuer's common stock."},{"field":"shares","element":"transactionShares","label":"F3","text":"On July 30, 2018, issuer granted to the reporting person 4,434 restricted stock units, which vested immediately upon grant. Each restricted stock unit represents a contingent right to receive one share of issuer's common stock."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"On July 30, 2018, issuer granted to the reporting person 4,434 restricted stock units, which vested immediately upon grant. Each restricted stock unit represents a contingent right to receive one share of issuer's common stock."}],"balance_after":706346,"source":{"system":"sec-edgar","filing":"0001179110-18-010071","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000117911018010071/edgar.xml","form_type":"4"}},{"id":3856539,"issuer":{"id":4720,"kind":"organization","name":"Alphatec Holdings, Inc.","symbol":"ATEC"},"owners":[{"id":51030,"kind":"person","name":"Bakst Evan","position":1,"cik":"0001733939","reported_name":"Bakst Evan","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-08-02T00:28:08.000Z","date":"2018-07-30","kind":"grant","acquired":true,"shares":20492,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F1","text":"On July 30, 2018, issuer granted to the reporting person 20,492 restricted stock units. Each restricted stock unit represents a contingent right to receive one share of issuer's common stock."},{"field":"date","element":"transactionDate","label":"F2","text":"The restricted stock units vest on the earlier of (i) the 12 month anniversary of the grant date and (ii) the date of issuer's next annual meeting of stockholders."},{"field":"shares","element":"transactionShares","label":"F1","text":"On July 30, 2018, issuer granted to the reporting person 20,492 restricted stock units. Each restricted stock unit represents a contingent right to receive one share of issuer's common stock."},{"field":"shares","element":"transactionShares","label":"F2","text":"The restricted stock units vest on the earlier of (i) the 12 month anniversary of the grant date and (ii) the date of issuer's next annual meeting of stockholders."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"On July 30, 2018, issuer granted to the reporting person 20,492 restricted stock units. Each restricted stock unit represents a contingent right to receive one share of issuer's common stock."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The restricted stock units vest on the earlier of (i) the 12 month anniversary of the grant date and (ii) the date of issuer's next annual meeting of stockholders."}],"balance_after":701912,"source":{"system":"sec-edgar","filing":"0001179110-18-010071","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1350653/000117911018010071/edgar.xml","form_type":"4"}}]}