12 insiders reported 40 Form 4 transactions for ATAI Life Sciences N.V. (ATAI) over the past 18 months (most recent 2026-09-11). Recent activity: Kalali Amir H (Director) Sell 4,666 shares, Angermayer Christian (Director) Sell 1.8M shares, Apeiron Investment Group Ltd. (10% Owner) Sell 559,232 shares, Angermayer Christian (Director) Sell 559,232 shares, Rao Srinivas (Co-Founder and Chief Executive Officer) Sell 212,942 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-11 | Kalali Amir H | Director | Sell | 4,666 | $0 |
| 2026-09-11 | Angermayer Christian | Director | Sell | 1.8M | $0 |
| 2026-09-11 | Apeiron Investment Group Ltd. | 10% Owner | Sell | 559,232 | $0 |
| 2026-09-11 | Angermayer Christian | Director | Sell | 559,232 | $0 |
| 2026-09-11 | Rao Srinivas | Co-Founder and Chief Executive Officer | Sell | 212,942 | $0 |
| 2026-09-11 | Johnson Anne Nagengast | Chief Accounting Officer | Sell | 140,045 | $0 |
| 2026-09-11 | Short Glenn Frank | Chief Scientific Officer | Sell | 42,333 | $0 |
| 2026-09-11 | Smiley Andrea Heslin | Director | Sell | 4,666 | $0 |
| 2026-09-11 | Barrett Christopher Ryan Cave | Chief Legal and Business Officer | Sell | 155,066 | $0 |
| 2026-09-11 | Apeiron Investment Group Ltd. | 10% Owner | Sell | 53.4M | $0 |
| 2026-09-11 | Angermayer Christian | Director | Sell | 53.4M | $0 |
| 2026-09-11 | Rao Srinivas | Co-Founder and Chief Executive Officer | Sell | 3,500 | $0 |
| 2026-09-11 | Apeiron Investment Group Ltd. | 10% Owner | Sell | 1.8M | $0 |
| 2026-09-11 | Craig Kevin James | Chief Medical Officer | Sell | 8,437 | $0 |
| 2026-07-09 | HERSHBERG ROBERT | Director | Buy | 48,858 | $65,958 |
| 2026-07-09 | HERSHBERG ROBERT | Director | Buy | 51,142 | $69,042 |
| 2026-07-09 | HERSHBERG ROBERT | Director | Sell | 100,000 | $496,000 |
| 2026-06-29 | Craig Kevin James | Chief Medical Officer | Buy | 33,051 | $49,576 |
| 2026-06-29 | Craig Kevin James | Chief Medical Officer | Buy | 9,528 | $11,243 |
| 2026-06-29 | Kochendoerfer Gerd | Chief Operating Officer | Buy | 50,000 | $80,000 |
| 2026-06-29 | Kochendoerfer Gerd | Chief Operating Officer | Sell | 50,000 | $250,000 |
| 2026-06-29 | Craig Kevin James | Chief Medical Officer | Sell | 42,579 | $192,031 |
| 2026-04-22 | Craig Kevin James | Chief Medical Officer | Sell | 42,579 | $212,895 |
| 2026-04-22 | Craig Kevin James | Chief Medical Officer | Buy | 27,280 | $40,920 |
| 2026-04-22 | Craig Kevin James | Chief Medical Officer | Buy | 15,299 | $28,150 |
Source: SEC Form 4 filings · as of 2026-09-11