ATAIBECKLEY INC ATAI
$5.19
+6.4% 52w: $3.35 – $6.45
Latest 13F among current holders filed 7 days ago (Aug 26, 2026)
Price — last 12 months
research preview data3.354.906.45
Aug 18, 2025 Jul 2, 2026
Institutional holders
185
+46 QoQ
13F value
$355.0M
+55.9% QoQ
Smart-money holders
20
signal tier ≥ 2
New smart buyers
16
Q1 2026
Options barometer
6.7×
$8.8M calls / $1.3M puts
Institutional value by quarter
Number of holders
Who owns ATAI?
Q1 2026 filings| Fund | Type | Shares | Value | % of fund | Change |
|---|---|---|---|---|---|
| Deep Track Capital, LP ★2 | Fundamental diversified | 12.0M | $42.5M | — | New |
| VANGUARD CAPITAL MANAGEMENT LLC | Diversified mechanical | 11.8M | $41.6M | — | — |
| UBS Group AG | Bank broker | 7.4M | $26.3M | 0.0% | New |
| BlackRock, Inc. | Index provider | 6.8M | $24.2M | 0.0% | New |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | Other | 5.6M | $20.0M | — | New |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Market maker | 5.3M | $18.7M | 0.0% | New |
| MILLENNIUM MANAGEMENT LLC | Multistrat pod | 4.4M | $15.4M | 0.0% | New |
| MORGAN STANLEY | Bank broker | 3.9M | $13.6M | 0.0% | New |
| Candriam S.C.A. | Other | 3.1M | $10.9M | — | New |
| Qube Research & Technologies Ltd | Quant stat arb | 2.9M | $10.2M | — | New |
| Foresite Capital Management VI LLC ★2 | Fundamental concentrated | 2.8M | $9.7M | — | New |
| GEODE CAPITAL MANAGEMENT, LLC | Index provider | 2.5M | $8.9M | — | New |
| MARSHALL WACE, LLP | Quant stat arb | 2.4M | $8.4M | — | -11.6% |
| RTW INVESTMENTS, LP ★2 | Fundamental diversified | 2.0M | $7.1M | — | New |
| TWO SIGMA INVESTMENTS, LP | Quant stat arb | 2.0M | $7.0M | 0.0% | New |
| Newtyn Management, LLC ★3 | Fundamental concentrated | 1.8M | $6.3M | — | New |
| Eagle Health Investments LP ★3 | Fundamental concentrated | 1.7M | $6.1M | — | New |
| VANGUARD FIDUCIARY TRUST CO | Diversified mechanical | 1.3M | $4.4M | — | — |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | Index provider | 1.2M | $4.2M | — | New |
| STATE STREET CORP | Index provider | 1.1M | $4.1M | 0.0% | New |
| MOORE CAPITAL MANAGEMENT, LP | Fundamental diversified | 952.4K | $3.4M | 0.1% | New |
| ADAR1 Capital Management, LLC | Other | 913.2K | $3.2M | 0.2% | New |
| BANK OF AMERICA CORP /DE/ | Bank broker | 819.7K | $2.9M | 0.0% | New |
| Brown University | Other | 718.5K | $2.5M | — | Held |
| CenterBook Partners LP | Other | 707.4K | $2.5M | — | New |
| Point72 Asset Management, L.P. | Multistrat pod | 664.7K | $2.4M | 0.0% | New |
| AMERIPRISE FINANCIAL INC | Bank broker | 618.6K | $2.2M | 0.0% | New |
| Woodline Partners LP | Other | 600.0K | $2.1M | — | New |
| AdvisorShares Investments LLC | Other | 567.6K | $2.0M | — | New |
| Sumitomo Mitsui Trust Group, Inc. | Diversified mechanical | 567.6K | $2.0M | — | New |
| Amova Asset Management Americas, Inc. ★2 | Fundamental diversified | 567.6K | $2.0M | — | +23.0% |
| Man Group plc | Quant stat arb | 543.5K | $1.9M | — | New |
| NORTHERN TRUST CORP | Index provider | 538.0K | $1.9M | 0.0% | New |
| GOLDMAN SACHS GROUP INC | Bank broker | 520.9K | $1.8M | 0.0% | New |
| Squarepoint Ops LLC | Quant stat arb | 469.7K | $1.7M | 0.0% | New |
| OP Asset Management Ltd | Other | 423.7K | $1.5M | — | New |
| ORBIMED ADVISORS LLC ★2 | Fundamental diversified | 347.0K | $1.2M | — | New |
| Swiss National Bank | Index provider | 325.9K | $1.2M | — | New |
| AXON CAPITAL LP ★2 | Fundamental concentrated | 305.8K | $1.1M | — | New |
| Boussard & Gavaudan Investment Management LLP ★2 | Fundamental diversified | 295.3K | $1.0M | — | New |
| STABLEFORD CAPITAL II LLC | Other | 286.3K | $1.0M | 0.4% | -1.8% |
| Jefferies Financial Group Inc. | Diversified mechanical | 275.9K | $977K | 0.0% | New |
| Brummer Multi-Strategy AB ★2 | Fundamental diversified | 275.4K | $975K | — | New |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | Bank broker | 266.0K | $942K | 0.0% | New |
| Jain Global LLC | Quant stat arb | 244.2K | $864K | 0.0% | New |
| Brevan Howard Capital Management LP | Diversified mechanical | 236.9K | $839K | — | New |
| Verdad Advisers, LP | Quant stat arb | 227.7K | $806K | — | New |
| Catalio Capital Management, LP ★2 | Fundamental concentrated | 196.9K | $697K | — | New |
| Hudson Bay Capital Management LP | Multistrat pod | 188.5K | $667K | 0.0% | New |
| IQ EQ FUND MANAGEMENT (IRELAND) Ltd | Other | 188.0K | $666K | — | New |
Exits are not a bearish signal: our backtest shows stocks specialists exit keep outperforming for 3+ quarters — selling usually means profit-taking, not a forecast.
Explore related
Top funds holding ATAI
More healthcare stocks held by institutions