List of insiders holdings for Atrium Therapeutics Inc.:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | Boyce Sarah Director | 2026-09-22 16:20:02 | 138,668 0 | 138,668 | Form 4 |
| 2 | Gallagher Kathleen P. See Remarks | 2026-09-22 16:17:39 | 119,729 0 | 119,729 | Form 4 |
| 3 | Hughes Steven George Chief Medical Officer | 2026-09-22 16:23:56 | 51,638 0 | 51,638 | Form 4 |
| 4 | Younis Husam Chief Scientific Officer | 2026-09-22 16:24:41 | 41,441 0 | 41,441 | Form 4 |
| 5 | Hoyos Rocio Martin Chief Strategy Officer | 2026-09-22 16:15:53 | 38,340 0 | 38,340 | Form 4 |
| 6 | Winslow Brendan R. Chief Financial Officer | 2026-09-22 16:17:10 | 36,859 0 | 36,859 | Form 4 |
| 7 | Kenney Stephanie See Remarks | 2026-09-22 16:18:49 | 33,085 0 | 33,085 | Form 4 |
| 8 | Flanagan W. Michael Director | 2026-09-22 16:20:33 | 31,974 0 | 31,974 | Form 4 |
| 9 | Skerjanec Simona Director | 2026-03-02 18:00:02 | 20,000 0 | 20,000 | Form 4 |
| 10 | WILSON TROY EDWARD Director | 2026-03-02 18:00:05 | 20,000 0 | 20,000 | Form 4 |
| 11 | BOESS CARSTEN Director | 2026-03-02 18:00:07 | 20,000 0 | 20,000 | Form 4 |