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Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his pecuniary interest therein and/or that are not actually distributed to him."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Each Reporting Owner listed below may also be deemed to indirectly beneficially own 18,147 shares of Common Stock held by WCAS XI Co-Investors LLC.  Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by WCAS XI Co-Investors LLC, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his pecuniary interest therein and/or that are not actually distributed to him."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"Paul B. Queally and Sean M. 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Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his pecuniary interest therein and/or that are not actually distributed to him."}],"balance_after":78849,"source":{"system":"sec-edgar","filing":"0000904454-17-000189","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1499807/000090445417000189/edgar.xml","form_type":"4"}},{"id":4548752,"issuer":{"id":162444,"kind":"organization","name":"K2M GROUP HOLDINGS, INC.","symbol":"KTWO"},"owners":[{"id":178009,"kind":"organization","name":"WCAS Capital Partners IV, L.P.","position":1,"cik":"0001297673","reported_name":"WCAS Capital Partners IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":178005,"kind":"person","name":"WELSH PATRICK J","position":2,"cik":"0001212985","reported_name":"WELSH PATRICK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":33867,"kind":"person","name":"CARSON RUSSELL L","position":3,"cik":"0001212986","reported_name":"CARSON RUSSELL L","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":150415,"kind":"person","name":"ANDERSON BRUCE K","position":4,"cik":"0001212987","reported_name":"ANDERSON BRUCE K","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135260,"kind":"person","name":"DENICOLA ANTHONY J","position":5,"cik":"0001212992","reported_name":"DENICOLA ANTHONY J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":162448,"kind":"person","name":"Queally Paul B.","position":6,"cik":"0001212993","reported_name":"Queally Paul B.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":178007,"kind":"person","name":"Solomon Christopher","position":7,"cik":"0001608207","reported_name":"Solomon Christopher","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":59318,"kind":"person","name":"MINICUCCI ROBERT A","position":8,"cik":"0001212991","reported_name":"MINICUCCI ROBERT A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2016-11-18T13:27:51.000Z","date":"2016-11-16","kind":"sale","acquired":false,"shares":64674,"price":18.39,"value":1189354.86,"ownership":{"direct":true},"footnotes":[{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his pecuniary interest therein and/or that are not actually distributed to him."}],"balance_after":136337,"source":{"system":"sec-edgar","filing":"0000904454-16-001588","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1499807/000090445416001588/edgar.xml","form_type":"4"}},{"id":4548823,"issuer":{"id":162444,"kind":"organization","name":"K2M GROUP HOLDINGS, INC.","symbol":"KTWO"},"owners":[{"id":178004,"kind":"organization","name":"Welsh, Carson, Anderson & Stowe XI, L.P.","position":1,"cik":"0001437914","reported_name":"Welsh, Carson, Anderson & Stowe XI, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":178005,"kind":"person","name":"WELSH PATRICK J","position":2,"cik":"0001212985","reported_name":"WELSH PATRICK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":33867,"kind":"person","name":"CARSON RUSSELL L","position":3,"cik":"0001212986","reported_name":"CARSON RUSSELL L","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":150415,"kind":"person","name":"ANDERSON BRUCE K","position":4,"cik":"0001212987","reported_name":"ANDERSON BRUCE K","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135260,"kind":"person","name":"DENICOLA ANTHONY J","position":5,"cik":"0001212992","reported_name":"DENICOLA ANTHONY J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":162448,"kind":"person","name":"Queally Paul B.","position":6,"cik":"0001212993","reported_name":"Queally Paul B.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":178007,"kind":"person","name":"Solomon Christopher","position":7,"cik":"0001608207","reported_name":"Solomon Christopher","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2016-11-18T13:12:58.000Z","date":"2016-11-16","kind":"sale","acquired":false,"shares":4416825,"price":18.39,"value":81225411.75,"ownership":{"direct":true},"footnotes":[{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his pecuniary interest therein and/or that are not actually distributed to him."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Each Reporting Owner listed below may also be deemed to indirectly beneficially own 31,377 shares of Common Stock held by WCAS XI Co-Investors LLC.  Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by WCAS XI Co-Investors LLC, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his pecuniary interest therein and/or that are not actually distributed to him."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"Paul B. Queally and Sean M. Traynor each also directly beneficially own 4,439 shares of Common Stock."}],"balance_after":9310926,"source":{"system":"sec-edgar","filing":"0000904454-16-001584","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1499807/000090445416001584/edgar.xml","form_type":"4"}}]}