List of insiders holdings for Definium 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 | Hu Cynthia W. Chief Legal Officer&Secretary | 2022-03-28 20:30:10 | 2,760,000 0 | 2,760,000 | Form 4 |
| 2 | Makes Brigid Director | 2022-06-06 16:14:09 | 996,868 0 | 996,868 | Form 4/A |
| 3 | Barrow Robert Chief Executive Officer | 2026-03-26 18:42:23 | 752,454 0 | 752,454 | Form 4 |
| 4 | Karlin Daniel Chief Medical Officer | 2026-03-26 18:43:44 | 413,317 0 | 413,317 | Form 4 |
| 5 | Sullivan Mark Chief Legal Officer | 2026-03-26 18:42:48 | 271,079 0 | 271,079 | Form 4 |
| 6 | Greenway Schond L. Chief Financial Officer | 2024-03-26 17:16:36 | 211,057 0 | 211,057 | Form 4 |
| 7 | Halperin Wernli Miri Executive President | 2024-08-22 16:30:13 | 202,405 0 | 202,405 | Form 4 |
| 8 | Roberts Brandi Chief Financial Officer | 2026-02-05 16:57:19 | 150,000 0 | 150,000 | Form 4 |
| 9 | Liao Carrie Chief Accounting Officer | 2025-03-26 17:00:10 | 144,923 0 | 144,923 | Form 4 |
| 10 | Wiley Matthew T. Chief Commercial Officer | 2026-02-05 17:00:10 | 115,000 0 | 115,000 | Form 4 |
| 11 | Vinson Sarah Y Director | 2022-01-10 21:30:18 | 46,621 0 | 46,621 | Form 3 |
| 12 | CRYSTAL ROGER Director | 2026-06-15 16:30:22 | 43,477 0 | 43,477 | Form 4 |
| 13 | Bruhn Suzanne Louise Director | 2026-06-15 16:30:04 | 43,477 0 | 43,477 | Form 4 |
| 14 | Vallone Carol A Director | 2026-06-15 16:30:17 | 40,398 0 | 40,398 | Form 4 |
| 15 | GRYSKA DAVID W Director | 2026-06-15 16:30:21 | 39,088 0 | 39,088 | Form 4 |
| 16 | Krebs Andreas Director | 2026-06-15 16:30:14 | 38,961 0 | 38,961 | Form 4 |
| 17 | Adsett Roger Director | 2026-06-15 16:30:12 | 18,175 0 | 18,175 | Form 4 |
| 18 | Hurst Stephen L Former Director Director | 2022-03-25 19:16:15 | 0 0 | 0 | Form 4 |