Through the 90-day period concluding December 12, 2025, Immunome's top three insider stakeholders include Chief Financial Officer Max Rosett (47.48K shares), Chief Scientific Officer Jack Higgins (40.73K shares), Director Jean Jacques Bienaime (36.41K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Michael Rapp | 1,279,914 | 03 Oct, 2023 | |
| Clay B Siegall | President And CEO | 806,736 | 26 Mar, 2025 |
| Philip Wagenheim | 406,147 | 17 Jan, 2023 | |
| John L Lamattina | 66,953 | 17 Jan, 2023 | |
| Franklyn G Prendergast | 60,840 | 04 Oct, 2023 | |
| Max Rosett | Chief Financial Officer | 47,476 | 20 Sep, 2024 |
| Bruce Turner | Chief Strategy Officer | 42,300 | 02 Oct, 2023 |
| Michael Lefenfeld | 40,747 | 17 Jan, 2023 | |
| Jack Higgins | Chief Scientific Officer | 40,729 | 11 Sep, 2025 |
| Jean Jacques Bienaime | 36,415 | 03 Jun, 2025 | |
| Philip Tsai | Chief Technology Officer | 33,300 | 25 Mar, 2025 |
| Robert Lechleider | Chief Medical Officer | 15,805 | 25 Nov, 2024 |
| Purnanand D Sarma | President And CEO | 10,500 | 26 May, 2021 |
| Richard A Baron | 2,343 | 20 Aug, 2021 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 10 Sep, 2025 | Jack Higgins | Common Stock | A | 22,000 | $1.35 | 40,729 | D | M |
| 03 Jun, 2025 | Jean Jacques Bienaime | - | - | 36,415 | D | |||
| 03 Jun, 2025 | Jean Jacques Bienaime | Common Stock | A | 5,000 | $9.38 | 36,415 | D | P |
| 27 Mar, 2025 | Jack Higgins | - | - | 18,729 | D | |||
| 27 Mar, 2025 | Jack Higgins | Common Stock | A | 5,200 | $1.35 | 18,729 | D | M |
| 26 Mar, 2025 | Clay B Siegall | Common Stock | A | 137,100 | $7.29 | 806,736 | D | P |
| 25 Mar, 2025 | Jean Jacques Bienaime | Common Stock | A | 7,800 | $7.78 | 31,415 | D | P |
| 24 Mar, 2025 | Jean Jacques Bienaime | Common Stock | A | 7,000 | $8.21 | 23,615 | D | P |
| 24 Mar, 2025 | Philip Tsai | - | - | 33,300 | D | |||
| 24 Mar, 2025 | Philip Tsai | Common Stock | A | 12,300 | $8.42 | 33,300 | D | P |
| 31 Jan, 2025 | Clay B Siegall | Common Stock | A | 150,000 | $7.75 | 669,636 | D | P |
| 31 Jan, 2025 | Clay B Siegall | - | - | 669,636 | D | |||
| 21 Nov, 2024 | Philip Tsai | Common Stock | A | 21,000 | $9.43 | 21,000 | D | P |
| 21 Nov, 2024 | Robert Lechleider | - | - | 15,805 | D | |||
| 21 Nov, 2024 | Robert Lechleider | Common Stock | A | 15,805 | $9.48 | 15,805 | D | P |
| 21 Nov, 2024 | Clay B Siegall | Common Stock | A | 66,057 | $9.54 | 485,693 | D | P |
| 22 Nov, 2024 | Clay B Siegall | Common Stock | A | 33,943 | $9.78 | 519,636 | D | P |
| 19 Sep, 2024 | Max Rosett | - | - | 61,856 | D | |||
| 19 Sep, 2024 | Max Rosett | Common Stock | A | 42,000 | $1.05 | 61,856 | D | M |
| 19 Sep, 2024 | Max Rosett | Common Stock | D | 14,380 | $16.01 | 47,476 | D | S |