ATAI insider buying – ATAI Life Sciences N.V.
19 insider purchases since 2016 worth $59.7M by 5 different insiders. Last 12 months: 0 purchases, $0. Most recent filing: 2025-08-18.
Same time range as the chart above - each mark sits under the week of the trade. Circles = purchases (height = price paid, size = amount), red triangles = open-market sales of $50k+. Prices as reported, not adjusted for later stock splits.
Purchases are open-market buys (SEC Form 4, code "P") - insiders paying with their own money. Sales are open-market sales (code "S") of $50,000 or more; many sales are pre-planned (Rule 10b5-1) or made for taxes and diversification. Each row links to the original filing.
Bought, sold, still holding?
| Insider | Bought | First / last buy | Sold since 2016 | Holds now* | Status |
|---|---|---|---|---|---|
| Apeiron Investment Group Ltd. Director | $46.1M 7× · 21,684,127 sh | 2022-04-08 2025-08-14 | – | 55,211,716 shares as of 2025-10-02 | Holds - never sold |
| Angermayer Christian 10% Owner | $13.2M 6× · 2,153,885 sh | 2021-06-22 2023-03-29 | – | 33,885,999 shares as of 2023-03-29 | Holds - never sold |
| Brand Florian Officer | $219,795 4× · 132,333 sh | 2021-06-22 2023-11-16 | 1× · $290,502 last 2024-05-16 | 331,030 shares as of 2024-05-20 | Sold part |
| WEAVER GREGORY L CFO | $69,990 1× · 4,666 sh | 2021-06-22 2021-06-22 | – | 4,666 shares as of 2021-06-24 | Holds - never sold |
| Rao Srinivas Officer | $52,500 1× · 3,500 sh | 2021-06-22 2021-06-22 | 2× · $215,848 last 2025-03-21 | 216,442 shares as of 2025-03-24 | Sold part |
* Shares held after the insider's most recent SEC filing for this company (all share classes, direct and indirect). If an insider stops filing, later changes are not known.
Insider buying and selling by year
| Year | Purchases | Bought | Buyers | Sales | Sold |
|---|---|---|---|---|---|
| 2025 | 3 | $44.3M | 1 | 2 | $167,374 |
| 2024 | 0 | – | – | 4 | $521,476 |
| 2023 | 4 | $1.8M | 2 | – | – |
| 2022 | 8 | $3.0M | 2 | – | – |
| 2021 | 4 | $10.7M | 4 | – | – |
Insider purchases
| Filed | Insider | Role | Shares | Avg price | Value | Holdings | Filing |
|---|---|---|---|---|---|---|---|
| 2025-08-18 | Apeiron Investment Group Ltd. | Director | 8,675,799 | $2.19 | $19.0M | +20.5% | SEC |
| 2025-03-24 | Apeiron Investment Group Ltd. | Director | 1,800,000 | $1.40 | $2.5M | +4.4% | SEC |
| 2025-02-19 | Apeiron Investment Group Ltd. | Director | 10,835,718 | $2.10 | $22.8M | +36.5% | SEC |
| 2023-11-20 | Brand Florian | Officer | 20,000 | $1.16 | $23,200 | +18.2% | SEC |
| 2023-09-14 | Brand Florian | Officer | 40,000 | $1.45 | $58,000 | +57.1% | SEC |
| 2023-03-30 | Brand Florian | Officer | 70,000 | $1.48 | $103,600 | SEC | |
| 2023-03-29 | Angermayer Christian | 10% Owner | 1,214,297 | $1.32 | $1.6M | +3.9% | SEC |
| 2022-05-03 | Apeiron Investment Group Ltd. | 10% Owner | 136,391 | $5.02 | $684,614 | +9.2% | SEC |
| 2022-05-02 | Angermayer Christian | 10% Owner | 56,600 | $4.46 | $252,655 | +3.2% | SEC |
| 2022-04-28 | Angermayer Christian | 10% Owner | 66,010 | $4.67 | $308,597 | +3.9% | SEC |
| 2022-04-26 | Angermayer Christian | 10% Owner | 61,781 | $4.82 | $297,954 | +3.8% | SEC |
| 2022-04-20 | Apeiron Investment Group Ltd. | 10% Owner | 119,637 | $5.12 | $612,651 | +8.8% | SEC |
| 2022-04-18 | Apeiron Investment Group Ltd. | 10% Owner | 4,967 | $5.19 | $25,779 | +0.4% | SEC |
| 2022-04-14 | Angermayer Christian | 10% Owner | 55,197 | $4.88 | $269,361 | +4.3% | SEC |
| 2022-04-12 | Apeiron Investment Group Ltd. | 10% Owner | 111,615 | $4.82 | $537,947 | +9.4% | SEC |
| 2021-06-24 | WEAVER GREGORY L | CFO | 4,666 | $15.00 | $69,990 | SEC | |
| 2021-06-24 | Rao Srinivas | Officer | 3,500 | $15.00 | $52,500 | SEC | |
| 2021-06-24 | Brand Florian | Officer | 2,333 | $15.00 | $34,995 | SEC | |
| 2021-06-24 | Angermayer Christian | Director | 700,000 | $15.00 | $10.5M | +3.6% | SEC |
Insider sales
| Filed | Insider | Role | Shares | Avg price | Value | Type | Filing |
|---|---|---|---|---|---|---|---|
| 2025-03-24 | Rao Srinivas | Officer | 75,418 | $1.35 | $101,814 | Sale | SEC |
| 2025-03-24 | Kirpekar Sahil | Officer | 48,563 | $1.35 | $65,560 | Sale | SEC |
| 2024-05-20 | Brand Florian | Officer | 151,303 | $1.92 | $290,502 | Sale | SEC |
| 2024-04-04 | Rao Srinivas | Officer | 61,640 | $1.85 | $114,034 | Sale | SEC |
| 2024-04-04 | Kirpekar Sahil | Officer | 35,801 | $1.85 | $66,232 | Sale | SEC |
| 2024-04-04 | Johnson Anne Nagengast | CFO | 27,410 | $1.85 | $50,708 | Sale | SEC |
Compiled automatically from public SEC filings. Not investment advice. Get every new insider purchase in the daily report.
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