AtaiBeckley Inc.
ATAIDelisted Sep 11, 2026- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0002081043
AtaiBeckley Inc. was delisted on Sep 11, 2026; its insiders filed their last Form 4 on Sep 11, 2026; 242 institutions reported holding it in 13F filings for Q2 2026, worth $710.6M in total; no superinvestor held it.
13F holders, Q2 2021
Institutional positions in AtaiBeckley Inc. as of Jun 30, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 44
- +44 vs. Q1 2021
- Shares held
- 11.6M
- +11.6M vs. Q1 2021
- Total value
- $212.2M
- +$212.2M vs. Q1 2021
- New holders
- 44
- 0 more added
- Sold out
- 0
- 0 more reduced
Compare with Q1 2021: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ATAI on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 242 | $710.6M |
| Q1 2026 | 184 | $355.0M |
| Q4 2025 | 138 | $227.8M |
| Q3 2025 | 129 | $231.1M |
| Q2 2025 | 93 | $63.9M |
| Q1 2025 | 79 | $29.7M |
| Q4 2024 | 88 | $19.3M |
| Q3 2024 | 75 | $13.5M |
| Q2 2024 | 89 | $16.1M |
| Q1 2024 | 88 | $24.6M |
| Q4 2023 | 88 | $18.9M |
| Q3 2023 | 96 | $19.1M |
| Q2 2023 | 97 | $26.3M |
| Q1 2023 | 105 | $31.3M |
| Q4 2022 | 116 | $66.6M |
| Q3 2022 | 101 | $88.1M |
| Q2 2022 | 98 | $79.6M |
| Q1 2022 | 87 | $79.4M |
| Q4 2021 | 84 | $109.4M |
| Q3 2021 | 54 | $169.9M |
| Q2 2021 | 44 | $212.2M |
| Q1 2021 | 0 | $0 |
Institutions, Q2 2021
Shares, value and share of portfolio for each institution holding AtaiBeckley Inc.; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Falcon Edge Capital, LP | 2,626,473 | $48.6M | 3.11% | +2,626,473 | New |
| Pura Vida Investments, LLC | 1,371,824 | $23.2M | 1.66% | +1,371,824 | New |
| Morgan Stanley | 1,023,489 | $18.9M | 0.00% | +1,023,489 | New |
| Woodline Partners LP | 791,585 | $14.6M | 0.27% | +791,585 | New |
| Citadel Advisors LLC | 651,488 | $12.1M | 0.01% | +651,488 | New |
| Price T Rowe Associates Inc | 650,000 | $12.0M | 0.00% | +650,000 | New |
| Millennium Management LLC | 519,486 | $9.61M | 0.01% | +519,486 | New |
| Gilder Gagnon Howe & Co LLC | 437,373 | $8.09M | 0.04% | +437,373 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 420,500 | $7.78M | 0.02% | +420,500 | New |
| Brown University | 390,000 | $7.21M | 1.20% | +390,000 | New |
| Avidity Partners Management LP | 350,987 | $6.49M | 0.18% | +350,987 | New |
| Element Capital Management LLC | 345,000 | $6.38M | 1.01% | +345,000 | New |
| Rock Springs Capital Management LP | 315,028 | $5.83M | 0.12% | +315,028 | New |
| Antara Capital LP | 258,080 | $5.51M | 1.00% | +258,080 | New |
| Newtyn Management, LLC | 255,136 | $3.61M | 1.00% | +255,136 | New |
| Alyeska Investment Group, L.P. | 175,000 | $3.24M | 0.04% | +175,000 | New |
| Empyrean Capital Partners, LP | 150,000 | $2.77M | 0.06% | +150,000 | New |
| Walleye Capital LLC | 150,000 | $2.77M | 0.10% | +150,000 | New |
| Geode Capital Management, LLC | 108,543 | $2.01M | 0.00% | +108,543 | New |
| Highland Capital Management Fund Advisors, L.P. | 90,000 | $1.67M | 0.37% | +90,000 | New |
| K2 Principal Fund, L.P. | 106,672 | $1.58M | 0.18% | +106,672 | New |
| Monashee Investment Management LLC | 80,000 | $1.48M | 0.18% | +80,000 | New |
| HealthCor Management, L.P. | 75,000 | $1.39M | 0.06% | +75,000 | New |
| Pinz Capital Management, LP | 48,200 | $892.0K | 0.27% | +48,200 | New |
| TD Asset Management Inc | 46,574 | $722.0K | 0.00% | +46,574 | New |
| Tudor Investment Corp Et Al | 35,000 | $648.0K | 0.01% | +35,000 | New |
| Ghisallo Capital Management LLC | 35,000 | $648.0K | 0.02% | +35,000 | New |
| Squarepoint Ops LLC | 26,908 | $498.0K | 0.00% | +26,908 | New |
| Magnetar Financial LLC | 22,368 | $414.0K | 0.00% | +22,368 | New |
| Cinctive Capital Management LP | 17,500 | $324.0K | 0.02% | +17,500 | New |
| Capstone Investment Advisors, LLC | 15,000 | $278.0K | 0.01% | +15,000 | New |
| Point72 Hong Kong Ltd | 11,705 | $217.0K | 0.01% | +11,705 | New |
| Weiss Multi-Strategy Advisers LLC | 10,000 | $185.0K | 0.00% | +10,000 | New |
| Caas Capital Management LP | 10,000 | $185.0K | 0.01% | +10,000 | New |
| Tower Research Capital LLC (TRC) | 9,854 | $182.0K | 0.00% | +9,854 | New |
| Advisor Group Holdings, Inc. | 1,900 | $36.0K | 0.00% | +1,900 | New |
| Cutler Group LP | 1,200 | $22.0K | 0.00% | +1,200 | New |
| US Bancorp | 1,000 | $19.0K | 0.00% | +1,000 | New |
| Concord Wealth Partners | 750 | $14.0K | 0.00% | +750 | New |
| Royal Bank of Canada | 445 | $8.00K | 0.00% | +445 | New |
| Bank of America Corp | 150 | $3.00K | 0.00% | +150 | New |
| UBS Group AG | 100 | $2.00K | 0.00% | +100 | New |
| Captrust Financial Advisors | 80 | $1.00K | 0.00% | +80 | New |
| FNY Investment Advisers, LLC | 50 | $0 | 0.00% | +50 | New |