13FATAIBECKLEY INC (ATAI)
4 tracked managers currently hold ATAI on their latest filing. Change is versus that manager’s previous filing. Reported as of quarter end, filed up to ~45 days later, not live positions.
Sort: Size Weight change
Sorted by reported value on the latest filing.
| Manager | Period | Change | Value | Weight | Prev weight | Shares | Δ shares |
|---|---|---|---|---|---|---|---|
| CITADEL ADVISORS LLC | Q2 2026 | NEW | $11.1M | 0.0 % | — | 2,114,908 | NEW |
| MILLENNIUM MANAGEMENT LLC | Q2 2026 | NEW | $9.3M | 0.0 % | — | 1,770,526 | NEW |
| TWO SIGMA INVESTMENTS, LP | Q2 2026 | NEW | $4.3M | 0.0 % | — | 822,471 | NEW |
| D. E. Shaw & Co., Inc. | Q2 2026 | NEW | $77.3K | 0.0 % | — | 14,669 | NEW |