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, Q3 2021
Institutional positions in AtaiBeckley Inc. as of Sep 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
- 54
- +10 vs. Q2 2021
- Shares held
- 11.6M
- −49.4K (−0.4%) vs. Q2 2021
- Total value
- $169.9M
- −$42.3M (−20.0%) vs. Q2 2021
- New holders
- 21
- 8 more added
- Sold out
- 11
- 12 more reduced
Compare with Q2 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, Q3 2021
Shares, value and share of portfolio for each institution holding AtaiBeckley Inc.; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Falcon Edge Capital, LP | 2,532,480 | $37.5M | 2.87% | −93,993−3.6% | Reduced |
| Pura Vida Investments, LLC | 1,291,872 | $18.0M | 1.36% | −79,952−5.8% | Reduced |
| Morgan Stanley | 982,860 | $14.5M | 0.00% | −40,629−4.0% | Reduced |
| Woodline Partners LP | 750,019 | $11.1M | 0.18% | −41,566−5.3% | Reduced |
| Citadel Advisors LLC | 722,909 | $10.7M | 0.01% | +71,421+11.0% | Added |
| Price T Rowe Associates Inc | 648,074 | $9.59M | 0.00% | −1,926−0.3% | Reduced |
| Millennium Management LLC | 484,425 | $7.17M | 0.01% | −35,061−6.7% | Reduced |
| Gilder Gagnon Howe & Co LLC | 441,202 | $6.53M | 0.03% | +3,829+0.9% | Added |
| Brown University | 390,000 | $5.77M | 0.78% | 00.0% | Unchanged |
| Rock Springs Capital Management LP | 317,628 | $4.70M | 0.10% | +2,600+0.8% | Added |
| Mirae Asset Global Investments Co., Ltd. | 293,062 | $4.33M | 0.01% | +293,062 | New |
| Graticule Asia Macro Advisors LLC | 275,000 | $4.07M | 0.77% | +275,000 | New |
| Antara Capital LP | 258,080 | $3.77M | 0.74% | 00.0% | Unchanged |
| Healthcare of Ontario Pension Plan Trust Fund | 251,440 | $3.72M | 0.01% | −169,060−40.2% | Reduced |
| Newtyn Management, LLC | 245,136 | $3.63M | 0.97% | −10,000−3.9% | Reduced |
| Avidity Partners Management LP | 218,730 | $3.23M | 0.08% | −132,257−37.7% | Reduced |
| Global Frontier Investments LLC | 192,000 | $2.84M | 2.07% | +192,000 | New |
| Alyeska Investment Group, L.P. | 175,000 | $2.59M | 0.03% | 00.0% | Unchanged |
| Element Capital Management LLC | 172,636 | $2.55M | 1.12% | −172,364−50.0% | Reduced |
| Geode Capital Management, LLC | 112,156 | $1.66M | 0.00% | +3,613+3.3% | Added |
| McKinley Capital Management LLC /Delaware | 110,790 | $1.64M | 0.15% | +110,790 | New |
| BIT Capital GmbH | 103,232 | $1.53M | 0.09% | +103,232 | New |
| K2 Principal Fund, L.P. | 106,672 | $1.26M | 0.15% | 00.0% | Unchanged |
| HealthCor Management, L.P. | 75,000 | $1.11M | 0.05% | 00.0% | Unchanged |
| Citigroup Inc | 57,879 | $856.0K | 0.00% | +57,879 | New |
| Northern Trust Corp | 54,031 | $800.0K | 0.00% | +54,031 | New |
| TD Asset Management Inc | 46,574 | $689.0K | 0.00% | 00.0% | Unchanged |
| Walleye Capital LLC | 38,100 | $563.0K | 0.02% | −111,900−74.6% | Reduced |
| Tudor Investment Corp Et Al | 35,000 | $518.0K | 0.01% | 00.0% | Unchanged |
| Ghisallo Capital Management LLC | 35,000 | $518.0K | 0.02% | 00.0% | Unchanged |
| Penserra Capital Management LLC | 32,538 | $481.0K | 0.01% | +32,538 | New |
| Cubist Systematic Strategies, LLC | 27,868 | $412.0K | 0.01% | +27,868 | New |
| Allianz Asset Management GmbH | 22,365 | $331.0K | 0.00% | +22,365 | New |
| Bank of America Corp | 21,158 | $313.0K | 0.00% | +21,008+14,005.3% | Added |
| AdvisorShares Investments LLC | 11,758 | $174.0K | 0.03% | +11,758 | New |
| Squarepoint Ops LLC | 10,176 | $151.0K | 0.00% | −16,732−62.2% | Reduced |
| Advisor Group Holdings, Inc. | 10,065 | $149.0K | 0.00% | +8,165+429.7% | Added |
| Weiss Multi-Strategy Advisers LLC | 10,000 | $148.0K | 0.00% | 00.0% | Unchanged |
| Caas Capital Management LP | 10,000 | $148.0K | 0.01% | 00.0% | Unchanged |
| Royal Bank of Canada | 4,145 | $61.0K | 0.00% | +3,700+831.5% | Added |
| Eagle Bay Advisors LLC | 2,600 | $38.0K | 0.02% | +2,600 | New |
| Signaturefd, LLC | 1,150 | $17.0K | 0.00% | +1,150 | New |
| US Bancorp | 1,000 | $15.0K | 0.00% | 00.0% | Unchanged |
| Private Ocean, LLC | 1,000 | $15.0K | 0.00% | +1,000 | New |
| Concord Wealth Partners | 750 | $11.0K | 0.00% | 00.0% | Unchanged |
| Sonora Investment Management, LLC | 700 | $10.0K | 0.00% | +700 | New |
| Koshinski Asset Management, Inc. | 540 | $7.99K | 0.00% | +540 | New |
| UBS Group AG | 300 | $4.00K | 0.00% | +200+200.0% | Added |
| Captrust Financial Advisors | 80 | $1.00K | 0.00% | 00.0% | Unchanged |
| Howe & Rusling Inc | 75 | $1.00K | 0.00% | +75 | New |
| North Star Investment Management Corp. | 100 | $1.00K | 0.00% | +100 | New |
| Manchester Capital Management LLC | 82 | $1.00K | 0.00% | +82 | New |
| Gerber Kawasaki Wealth & Investment Management | 100 | $1.00K | 0.00% | +100 | New |
| Westside Investment Management, Inc. | 550 | – | – | +550 | New |
| Empyrean Capital Partners, LP | 0 | $0 | 0.00% | −150,000−100.0% | Sold out |
| Highland Capital Management Fund Advisors, L.P. | 0 | $0 | 0.00% | −90,000−100.0% | Sold out |
| Monashee Investment Management LLC | 0 | $0 | 0.00% | −80,000−100.0% | Sold out |
| Pinz Capital Management, LP | 0 | $0 | 0.00% | −48,200−100.0% | Sold out |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −22,368−100.0% | Sold out |
| Cinctive Capital Management LP | 0 | $0 | 0.00% | −17,500−100.0% | Sold out |
| Capstone Investment Advisors, LLC | 0 | $0 | 0.00% | −15,000−100.0% | Sold out |
| Point72 Hong Kong Ltd | 0 | $0 | 0.00% | −11,705−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −9,854−100.0% | Sold out |
| Cutler Group LP | 0 | $0 | 0.00% | −1,200−100.0% | Sold out |
| FNY Investment Advisers, LLC | 0 | $0 | 0.00% | −50−100.0% | Sold out |