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 | Barrow Robert Chief Executive Officer | 2026-09-29 21:14:03 | 2,213,090 0 | 2,213,090 | Form 4 |
| 3 | Makes Brigid Director | 2022-06-06 16:14:09 | 996,868 0 | 996,868 | Form 4/A |
| 4 | Karlin Daniel Chief Medical Officer | 2026-09-29 21:15:50 | 792,846 0 | 792,846 | Form 4 |
| 5 | Sullivan Mark Chief Legal Officer | 2026-09-29 21:10:43 | 494,228 0 | 494,228 | Form 4 |
| 6 | Roberts Brandi Chief Financial Officer | 2026-09-29 21:08:44 | 394,528 0 | 394,528 | Form 4 |
| 7 | Wiley Matthew T. Chief Commercial Officer | 2026-09-29 21:12:20 | 359,036 0 | 359,036 | Form 4 |
| 8 | Greenway Schond L. Chief Financial Officer | 2024-03-26 17:16:36 | 211,057 0 | 211,057 | Form 4 |
| 9 | Halperin Wernli Miri Executive President | 2024-08-22 16:30:13 | 202,405 0 | 202,405 | Form 4 |
| 10 | Liao Carrie Chief Accounting Officer | 2025-03-26 17:00:10 | 144,923 0 | 144,923 | Form 4 |
| 11 | Vinson Sarah Y Director | 2022-01-10 21:30:18 | 46,621 0 | 46,621 | Form 3 |
| 12 | Bruhn Suzanne Louise Director | 2026-06-15 16:30:04 | 43,477 0 | 43,477 | Form 4 |
| 13 | CRYSTAL ROGER Director | 2026-06-15 16:30:22 | 43,477 0 | 43,477 | Form 4 |
| 14 | GRYSKA DAVID W Director | 2026-06-15 16:30:21 | 39,088 0 | 39,088 | Form 4 |
| 15 | Vallone Carol A Director | 2026-09-18 21:55:06 | 22,296 0 | 22,296 | Form 4 |
| 16 | Krebs Andreas Director | 2026-09-18 21:55:05 | 21,402 0 | 21,402 | 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 |