Alphatec Holdings ATEC Institutional Ownership

Alphatec Holdings, Inc. (NASDAQ:ATEC) showed up in the 13F filings of 268 institutional investors as of June 2026.

• Collectively, these holders controlled 71.9% of Alphatec Holdings's outstanding shares in June 2026, down from 73.4% in March 2026.
• They increased total shares held in ATEC by 12.08% quarter over quarter, and investors in Alphatec Holdings increased 13.08% from a year ago.
• Activity in ATEC broke down as 147 buyers, 85 sellers, and 36 unchanged among 268 total holders.
• The aggregate institutional position in Alphatec Holdings amounted to 112.53Mn shares as of June 2026, up by 12.13Mn shares quarter on quarter, and up 13.68Mn shares year over year.
• As of June 30, 2026, the biggest holder of Alphatec Holdings is BlackRock, Inc. at 11.33Mn shares, representing 7.23% of shares outstanding.
• The largest buyers of Alphatec Holdings for the quarter ending June 2026 were BRAIDWELL LP (4.36Mn), JACOBS LEVY EQUITY MANAGEMENT, INC (3.35Mn), CITADEL ADVISORS LLC (1.6Mn), BlackRock, Inc. (1.24Mn), Freestone Grove Partners LP (1.17Mn).
• The largest sales of ATEC for the quarter ending June 2026 came from MILLENNIUM MANAGEMENT LLC (1.66Mn), Royal Bank Of Canada (1.52Mn), MetLife Investment Management, LLC (1.26Mn), TWO SIGMA INVESTMENTS, LP (1.22Mn), JANE STREET GROUP, LLC (852.16K).
• Per Business Quant data, the top 10 holders of Alphatec Holdings for the quarter ending June 2026 are BlackRock, Inc. (11.33Mn), BRAIDWELL LP (6.53Mn), AMERICAN CENTURY COMPANIES INC (6.52Mn), VANGUARD CAPITAL MANAGEMENT LLC (5.12Mn), BNP Paribas Asset Management Holding S.A. (3.54Mn), State Street Corp (3.48Mn), JACOBS LEVY EQUITY MANAGEMENT, INC (3.35Mn), GEODE CAPITAL MANAGEMENT, LLC (3.19Mn), Royal Bank Of Canada (3.0Mn), Nuveen, LLC (2.6Mn).