ATAI
AtaiBeckley Inc.
Pharmaceutical PreparationsNasdaq<br>Emerging growth company
Total Trades
22
Buys
13
Sells
9
Largest Trade
$1M+
Insiders
8
Institutional Funds
102
Inst. Value
$1M+
Activist Filings
5
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Feilding-Mellen Cosmo | Director | SELL | $100K–$500K | 40K | $3.90 | Jan 7, 2026 |
| Kirpekar Sahil | Chief Business Off… | SELL | $50K–$100K | 49K | $1.35 | Mar 25, 2025 |
| Craig Kevin James | Chief Medical Offi… | SELL | $15K–$50K | 12K | $1.35 | Mar 25, 2025 |
| Rao Srinivas | See Remarks | SELL | $100K–$500K | 75K | $1.35 | Mar 25, 2025 |
| Johnson Anne Nagengast | CFO | SELL | $15K–$50K | 34K | $1.35 | Mar 25, 2025 |
| Short Glenn Frank | Chief Scientific O… | SELL | $15K–$50K | 13K | $1.35 | Mar 25, 2025 |
| Apeiron Investment Group Ltd. | 10% Owner | BUY | $1M+ | 1.8M | $1.40 | Mar 24, 2025 |
| Johnson Anne Nagengast | CFO | SELL | $50K–$100K | 27K | $1.85 | Apr 4, 2024 |
| Rao Srinivas | See Remarks | SELL | $100K–$500K | 62K | $1.85 | Apr 4, 2024 |
| Kirpekar Sahil | Chief Business Off… | SELL | $50K–$100K | 36K | $1.85 | Apr 4, 2024 |
| Brand Florian | See Remarks | BUY | $15K–$50K | 20K | $1.16 | Nov 20, 2023 |
| Brand Florian | See Remarks | BUY | $50K–$100K | 40K | $1.45 | Sep 14, 2023 |
| Brand Florian | See Remarks | BUY | $100K–$500K | 70K | $1.48 | Mar 30, 2023 |
| Apeiron Investment Group Ltd. | 10% Owner | BUY | $1M+ | 1.2M | $1.32 | Mar 29, 2023 |
| Apeiron Investment Group Ltd. | 10% Owner | BUY | $500K+ | 136K | $5.02 | May 3, 2022 |
| Apeiron Investment Group Ltd. | 10% Owner | BUY | $100K–$500K | 57K | $4.46 | May 2, 2022 |
| Apeiron Investment Group Ltd. | 10% Owner | BUY | $100K–$500K | 66K | $4.67 | Apr 28, 2022 |
| Apeiron Investment Group Ltd. | 10% Owner | BUY | $100K–$500K | 62K | $4.82 | Apr 26, 2022 |
| Apeiron Investment Group Ltd. | 10% Owner | BUY | $500K+ | 120K | $5.12 | Apr 20, 2022 |
| Apeiron Investment Group Ltd. | 10% Owner | BUY | $15K–$50K | 5K | $5.19 | Apr 18, 2022 |
| Apeiron Investment Group Ltd. | 10% Owner | BUY | $100K–$500K | 55K | $4.88 | Apr 14, 2022 |
| Apeiron Investment Group Ltd. | 10% Owner | BUY | $500K+ | 112K | $4.82 | Apr 12, 2022 |
🔓Seeing ranges? Sign in for exact trade values — free forever
Institutional Ownership
13F filings as of Dec 31, 2025 · 102 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| Deep Track Capital, LP | 4.7M | $1M+ | SH |
| ARK Investment Management LLC | 3.3M | $1M+ | SH |
| Ally Bridge Group (NY) LLC | 1.7M | $1M+ | SH |
| Eagle Health Investments LP | 1.7M | $1M+ | SH |
| HRT FINANCIAL LP | 1.5M | $1M+ | SH |
| Point72 Asset Management, L.P. | 936K | $1M+ | SH |
| GOLDMAN SACHS GROUP INC | 930K | $1M+ | SH |
| ADAR1 Capital Management, LLC | 913K | $1M+ | SH |
| ADAR1 Capital Management, LLC | 913K | $1M+ | SH |
| CenterBook Partners LP | 781K | $1M+ | SH |
| Brown University | 719K | $1M+ | SH |
| PEAK6 LLC | 586K | $1M+ | SH (Call) |
| AdvisorShares Investments LLC | 549K | $1M+ | SH |
| Amova Asset Management Americas, Inc. | 461K | $1M+ | SH |
| Squarepoint Ops LLC | 355K | $1M+ | SH |
| Swiss National Bank | 326K | $1M+ | SH |
| GROUP ONE TRADING LLC | 321K | $1M+ | SH |
| STABLEFORD CAPITAL II LLC | 292K | $1M+ | SH |
| STATE STREET CORP | 288K | $1M+ | SH |
| AMERICAN CENTURY COMPANIES INC | 270K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
Galaxy Group Funding ECI U LLC
SC 13G/A · May 27, 2025
4.2%
8.5M shares
SC 13G/A · Feb 13, 2024
20.1%
33.9M shares
SC 13G/A · Feb 10, 2023
19.4%
32.7M shares
Galaxy Group Funding (ECI) (U) LLC
SC 13G · Mar 1, 2022
6.7%
10.8M shares
SC 13G · Feb 10, 2022
19.7%
32.1M shares