Ownership Summary
AtaiBeckley Inc. (NASDAQ:ATAI) is held by 118 institutional investors per 13F filings through December 2025.
- They owned 22.7% of outstanding stock in December 2025, up from 20.6% the prior quarter.
- Their total shares held in ATAI increased 80.39% quarter over quarter, and separately, investors owning AtaiBeckley increased 31.11% from a year ago.
- Of these 118 funds, 69 grew their exposure to AtaiBeckley, 21 cut back, and 28 maintained positions.
- The aggregate institutional position in AtaiBeckley amounted to 49.32Mn shares as of December 2025, up by 21.98Mn shares quarter on quarter, and up 31.32Mn shares year over year.
- As of December 31, 2025, the biggest holder of AtaiBeckley is Brown University at 718.5K shares, representing 0.33% of shares outstanding.
- Leading buyers of AtaiBeckley shares for the quarter ending December 2025 were WEALTH ENHANCEMENT ADVISORY SERVICES, LLC (52.44K).
- The largest sellers of AtaiBeckley for the quarter ending December 2025 were STABLEFORD CAPITAL II LLC (5.28K).
- According to Business Quant data, leading holders of ATAI for December 2025 are Brown University (718.5K), STABLEFORD CAPITAL II LLC (286.28K), KLP KAPITALFORVALTNING AS (69.8K), WEALTH ENHANCEMENT ADVISORY SERVICES, LLC (52.44K), RHL GROUP, LLC (72), Sankala Group LLC (52), Global Frontier Investments LLC (0).