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Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will undertake to provide full information regarding the number of shares sold at each separate price."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Shares directly held by the Reporting Person. 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In accordance with the terms of the RSU award, the award will vest in full on March 1, 2022."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F7","text":"This RSU award was granted to the Reporting Person on March 1, 2019. 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In accordance with the terms of the PRSU award, the award vested as to 14,403 shares on March 1, 2019."}],"balance_after":0,"derivative":{"exercise_price":0,"underlying":"Common Stock","underlying_shares":14403},"source":{"system":"sec-edgar","filing":"0001209191-19-016829","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1142596/000120919119016829/doc4.xml","form_type":"4"}},{"id":3613958,"issuer":{"id":110002,"kind":"organization","name":"NUVASIVE INC","symbol":"NUVA"},"owners":[{"id":35907,"kind":"person","name":"Link Matthew","position":1,"cik":"0001565950","reported_name":"Link Matthew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"PRSUs","published_at":"2019-03-05T17:48:27.000Z","date":"2019-03-01","kind":"exercise","acquired":false,"shares":4754,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F3","text":"Each Performance Restricted Stock Unit (\"PRSU\") represents the right to receive one share of the Issuer's common stock upon vesting."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"This PRSU award was granted to the Reporting Person on March 1, 2016. In accordance with the terms of the PRSU award, the award vested as to 4,754 shares on March 1, 2019."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"This PRSU award was granted to the Reporting Person on March 1, 2016. In accordance with the terms of the PRSU award, the award vested as to 4,754 shares on March 1, 2019."}],"balance_after":0,"derivative":{"exercise_price":0,"underlying":"Common Stock","underlying_shares":4754},"source":{"system":"sec-edgar","filing":"0001209191-19-016829","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1142596/000120919119016829/doc4.xml","form_type":"4"}},{"id":3613957,"issuer":{"id":110002,"kind":"organization","name":"NUVASIVE INC","symbol":"NUVA"},"owners":[{"id":35907,"kind":"person","name":"Link Matthew","position":1,"cik":"0001565950","reported_name":"Link Matthew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2019-03-05T17:48:27.000Z","date":"2019-03-01","kind":"tax_withholding","acquired":false,"shares":7267,"price":58.48,"value":424974.16,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Shares withheld by the Issuer to satisfy tax withholding obligations."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Shares directly held by the Reporting Person. 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The award was granted based on a target number of shares with a performance multiplier of 0-250% based on the Issuer's total stockholder return over the performance period ended December 31, 2018.  On February 6, 2019, the Compensation Committee of the Issuer's Board of Directors certified the Issuer's performance for purposes of the award.  Based on the Issuer's performance, the award will vest as to 4,754 shares on March 1, 2019, subject to and in accordance with the terms of the award.  As the award did not constitute a derivative security, it was not required to be reported and was not reported on a Form 4 at the time of grant."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"This PRSU award was granted to the Reporting Person on March 1, 2016.  The award was granted based on a target number of shares with a performance multiplier of 0-250% based on the Issuer's total stockholder return over the performance period ended December 31, 2018.  On February 6, 2019, the Compensation Committee of the Issuer's Board of Directors certified the Issuer's performance for purposes of the award.  Based on the Issuer's performance, the award will vest as to 4,754 shares on March 1, 2019, subject to and in accordance with the terms of the award.  As the award did not constitute a derivative security, it was not required to be reported and was not reported on a Form 4 at the time of grant."}],"balance_after":4754,"derivative":{"exercise_price":0,"underlying":"Common Stock","underlying_shares":4754},"source":{"system":"sec-edgar","filing":"0001209191-19-008178","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1142596/000120919119008178/doc4.xml","form_type":"4"}},{"id":3670706,"issuer":{"id":110002,"kind":"organization","name":"NUVASIVE INC","symbol":"NUVA"},"owners":[{"id":35907,"kind":"person","name":"Link Matthew","position":1,"cik":"0001565950","reported_name":"Link Matthew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"PRSUs","published_at":"2019-02-07T17:42:47.000Z","date":"2019-02-06","kind":"grant","acquired":true,"shares":11277,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Each Performance Restricted Stock Unit (\"PRSU\") represents the right to receive one share of the Issuer's common stock upon vesting."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"This PRSU award was granted to the Reporting Person on April 30, 2018.  The award was granted with a performance condition based on the Issuer's earnings per share over the performance period ended December 31, 2018.  On February 6, 2019, the Compensation Committee of the Issuer's Board of Directors certified the Issuer's performance for purposes of the award.  Based on the Issuer's performance, the award will vest as to 11,277 shares on April 30, 2021, subject to and in accordance with the terms of the award.  As the award did not constitute a derivative security, it was not required to be reported and was not reported on a Form 4 at the time of grant."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"This PRSU award was granted to the Reporting Person on April 30, 2018.  The award was granted with a performance condition based on the Issuer's earnings per share over the performance period ended December 31, 2018.  On February 6, 2019, the Compensation Committee of the Issuer's Board of Directors certified the Issuer's performance for purposes of the award.  Based on the Issuer's performance, the award will vest as to 11,277 shares on April 30, 2021, subject to and in accordance with the terms of the award.  As the award did not constitute a derivative security, it was not required to be reported and was not reported on a Form 4 at the time of grant."}],"balance_after":11277,"derivative":{"exercise_price":0,"underlying":"Common Stock","underlying_shares":11277},"source":{"system":"sec-edgar","filing":"0001209191-19-008178","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1142596/000120919119008178/doc4.xml","form_type":"4"}},{"id":3670618,"issuer":{"id":110002,"kind":"organization","name":"NUVASIVE INC","symbol":"NUVA"},"owners":[{"id":35907,"kind":"person","name":"Link Matthew","position":1,"cik":"0001565950","reported_name":"Link Matthew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"PRSUs","published_at":"2019-02-07T17:41:06.000Z","date":"2018-02-07","kind":"grant","acquired":true,"shares":7929,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Each Performance Restricted Stock Unit (\"PRSU\") represents the right to receive one share of the Issuer's common stock upon vesting."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"This PRSU award was granted to the Reporting Person on March 1, 2017. 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The award was granted with a performance condition based on the Issuer's earnings per share over the performance period ended December 31, 2017. On February 7, 2018, the Compensation Committee of the Issuer's Board of Directors certified the Issuer's performance for purposes of the award. Based on the Issuer's performance, the award will vest as to 7,929 shares on March 1, 2020, subject to and in accordance with the terms of the award. As the award did not constitute a derivative security, it was not required to be reported and was not reported on a Form 4 at the time of grant. 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In accordance with the terms of the RSU award, the award vested as to 1,250 shares on March 1, 2014, March 1, 2015, March 1, 2016 and March 1, 2017."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"This RSU award was granted to the Reporting Person on July 1, 2013. 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The Reporting Person also holds conditional rights to receive shares pursuant to previously disclosed Issuer equity awards."}],"balance_after":82415,"source":{"system":"sec-edgar","filing":"0001209191-17-017911","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1142596/000120919117017911/doc4.xml","form_type":"4"}},{"id":4404928,"issuer":{"id":110002,"kind":"organization","name":"NUVASIVE INC","symbol":"NUVA"},"owners":[{"id":35907,"kind":"person","name":"Link Matthew","position":1,"cik":"0001565950","reported_name":"Link Matthew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President, U.S. Commercial"}}],"security":"Common Stock","published_at":"2017-03-03T17:57:55.000Z","date":"2017-03-01","kind":"exercise","acquired":true,"shares":1250,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Shares directly held by the Reporting Person. 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On February 8, 2017, the Compensation Committee of the Issuer's Board of Directors certified that the PRSU award's performance condition had been satisfied. In accordance with the terms of the PRSU award, the award will vest in full on March 1, 2019. As the PRSU award did not constitute a derivative security, it was not required to be reported and was not reported on a Form 4 at the time of grant."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"This PRSU award was granted to the Reporting Person on March 1, 2016. On February 8, 2017, the Compensation Committee of the Issuer's Board of Directors certified that the PRSU award's performance condition had been satisfied. In accordance with the terms of the PRSU award, the award will vest in full on March 1, 2019. 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In accordance with the terms of the PRSU award, the award vested as to 2,661 shares on February 1, 2016, vested as to 2,660 shares on February 1, 2017, and will vest as to 2,660 shares on each of February 1, 2018 and February 1, 2019."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F7","text":"This PRSU award was granted to the Reporting Person on February 17, 2015. In accordance with the terms of the PRSU award, the award vested as to 2,661 shares on February 1, 2016, vested as to 2,660 shares on February 1, 2017, and will vest as to 2,660 shares on each of February 1, 2018 and February 1, 2019."}],"balance_after":5320,"derivative":{"exercise_price":0,"underlying":"Common Stock","underlying_shares":2660},"source":{"system":"sec-edgar","filing":"0001209191-17-007784","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1142596/000120919117007784/doc4.xml","form_type":"4"}},{"id":4468975,"issuer":{"id":110002,"kind":"organization","name":"NUVASIVE INC","symbol":"NUVA"},"owners":[{"id":35907,"kind":"person","name":"Link Matthew","position":1,"cik":"0001565950","reported_name":"Link Matthew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President, U.S. Commercial"}}],"security":"PRSUs","published_at":"2017-02-03T17:57:59.000Z","date":"2017-02-01","kind":"exercise","acquired":false,"shares":11602,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F5","text":"Each Performance Restricted Stock Unit (\"PRSU\") represents the right to receive one share of the Issuer's common stock upon vesting."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"This PRSU award was granted to the Reporting Person on February 19, 2014.  In accordance with the terms of the PRSU award, the award vested as to 11,602 shares on February 1, 2016 and February 1, 2017."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F6","text":"This PRSU award was granted to the Reporting Person on February 19, 2014.  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In accordance with the terms of the RSU award, the award vested as to 12,937 shares on each of January 1, 2014 and January 1, 2015, and vested as to 12,936 shares on each of January 1, 2016 and January 1, 2017."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"This RSU award was granted to the Reporting Person on January 1, 2013. In accordance with the terms of the RSU award, the award vested as to 12,937 shares on each of January 1, 2014 and January 1, 2015, and vested as to 12,936 shares on each of January 1, 2016 and January 1, 2017."}],"balance_after":0,"derivative":{"exercise_price":0,"underlying":"Common Stock","underlying_shares":12936},"source":{"system":"sec-edgar","filing":"0001209191-17-001309","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1142596/000120919117001309/doc4.xml","form_type":"4"}},{"id":4503290,"issuer":{"id":110002,"kind":"organization","name":"NUVASIVE INC","symbol":"NUVA"},"owners":[{"id":35907,"kind":"person","name":"Link Matthew","position":1,"cik":"0001565950","reported_name":"Link Matthew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President, U.S. Commercial"}}],"security":"Common Stock","published_at":"2017-01-04T17:54:48.000Z","date":"2017-01-01","kind":"tax_withholding","acquired":false,"shares":7970,"price":67.36,"value":536859.2,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Shares withheld by the Issuer to satisfy tax withholding obligations."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Shares directly held by the Reporting Person. 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Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will undertake to provide full information regarding the number of shares sold at each separate price."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Shares directly held by the Reporting Person. 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The Reporting Person also holds conditional rights to receive shares pursuant to previously disclosed Company equity awards. Amount includes 505 shares acquired under the Issuer's employee stock purchase plan in April 2016."}],"balance_after":78333,"source":{"system":"sec-edgar","filing":"0001209191-16-144595","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1142596/000120919116144595/doc4.xml","form_type":"4"}},{"id":4587431,"issuer":{"id":110002,"kind":"organization","name":"NUVASIVE INC","symbol":"NUVA"},"owners":[{"id":35907,"kind":"person","name":"Link Matthew","position":1,"cik":"0001565950","reported_name":"Link Matthew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President, U.S. Commercial"}}],"security":"Common Stock","published_at":"2016-10-04T17:59:57.000Z","date":"2016-10-01","kind":"exercise","acquired":true,"shares":1250,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Shares directly held by the Reporting Person. The Reporting Person also holds conditional rights to receive shares pursuant to previously disclosed Company equity awards. Amount includes 505 shares acquired under the Issuer's employee stock purchase plan in April 2016."}],"balance_after":78985,"source":{"system":"sec-edgar","filing":"0001209191-16-144595","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1142596/000120919116144595/doc4.xml","form_type":"4"}}]}