IPSC's three largest insider shareholders as of April 17, 2026 are Venture Capital Vi, L.P. Versant (TenPercentOwner, 11.45Mn shares), Venture Capital Vi, L.P. Versant (TenPercentOwner, 11.45Mn shares), Brent Pfeiffenberger (President And Ceo, 3.71Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Venture Capital Vi, L.P. Versant | - | 11,452,014 | 0 | 11 Aug, 2022 |
| Venture Capital Vi, L.P. Versant | - | 11,452,014 | 0 | 11 Aug, 2022 |
| Brent Pfeiffenberger | President And Ceo | 3,710,958 | 0 | 13 Mar, 2026 |
| Brent Pfeiffenberger | President And Ceo | 3,710,958 | 0 | 13 Mar, 2026 |
| Chad Cowan | Chief Scientific Officer | 1,175,680 | 0 | 03 Apr, 2026 |
| Chad Cowan | Chief Scientific Officer | 1,175,680 | 0 | 03 Apr, 2026 |
| Gregory Russotti | - | 515,427 | 0 | 16 Mar, 2026 |
| Gregory Russotti | - | 515,427 | 0 | 16 Mar, 2026 |
| Douglas Carr | Svp Finance Operations | 507,261 | 0 | 16 Mar, 2026 |
| Luis Borges | Chief Scientific Officer | 256,535 | 0 | 05 Apr, 2023 |
| Michael Craig Diem | Chief Financial Officer | 253,533 | 0 | 03 Nov, 2023 |
| Adrienne Farid | Chief Operations Officer | 250,141 | 0 | 11 Jun, 2025 |
| Adrienne Farid | Chief Operations Officer | 250,141 | 0 | 11 Jun, 2025 |
| Morgan Conn | Chief Finanical Officer | 79,648 | 0 | 12 Mar, 2025 |
| Morgan Conn | Chief Finanical Officer | 79,648 | 0 | 12 Mar, 2025 |
| Hyam Levitsky | President Of Rd | 24,000 | 0 | 11 Mar, 2024 |
| Daphne Quimi | - | 5,000 | 0 | 16 Sep, 2024 |
| Daphne Quimi | - | 5,000 | 0 | 16 Sep, 2024 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 01 Apr, 2026 | Chad Cowan | Common Stock | D | 1,365 | $2.19 | 1,175,680 | D | F |
| 12 Mar, 2026 | Douglas Carr | Common Stock | D | 7,043 | $2.55 | 507,261 | D | S |
| 12 Mar, 2026 | Gregory Russotti | Common Stock | D | 10,076 | $2.55 | 515,427 | D | S |
| 11 Mar, 2026 | Chad Cowan | Common Stock | D | 1,431 | $2.73 | 1,177,045 | D | F |
| 11 Mar, 2026 | Brent Pfeiffenberger | Common Stock | D | 55,397 | $2.73 | 3,710,958 | D | F |
| 09 Mar, 2026 | Gregory Russotti | Common Stock | D | 479 | $2.54 | 525,503 | D | S |
| 09 Mar, 2026 | Douglas Carr | Common Stock | D | 247 | $2.54 | 514,304 | D | S |
| 06 Mar, 2026 | Brent Pfeiffenberger | Common Stock | D | 463 | $2.56 | 3,766,355 | D | F |
| 13 Feb, 2026 | Brent Pfeiffenberger | Common Stock | D | 31,172 | $1.75 | 3,766,818 | D | F |
| 03 Feb, 2026 | Douglas Carr | Common Stock | D | 323 | $1.82 | 514,551 | D | S |
| 02 Feb, 2026 | Brent Pfeiffenberger | Common Stock | A | 475,000 | $0.00 | 3,797,990 | D | A |
| 02 Feb, 2026 | Gregory Russotti | Common Stock | A | 135,000 | $0.00 | 525,982 | D | A |
| 02 Feb, 2026 | Douglas Carr | Common Stock | A | 110,000 | $0.00 | 514,874 | D | A |
| 02 Feb, 2026 | Chad Cowan | Common Stock | A | 135,000 | $0.00 | 1,178,476 | D | A |
| 02 Feb, 2026 | Brent Pfeiffenberger | Stock Option (right to buy) | A | 945,000 | $0.00 | 945,000 | D | A |
| 02 Feb, 2026 | Douglas Carr | Stock Option (right to buy) | A | 225,000 | $0.00 | 225,000 | D | A |
| 02 Feb, 2026 | Gregory Russotti | Stock Option (right to buy) | A | 265,000 | $0.00 | 265,000 | D | A |
| 02 Feb, 2026 | Chad Cowan | Stock Option (right to buy) | A | 265,000 | $0.00 | 265,000 | D | A |
| 02 Jan, 2026 | Chad Cowan | Common Stock | D | 1,611 | $1.00 | 1,043,476 | D | F |
| 22 Dec, 2025 | Chad Cowan | Common Stock | A | 58,060 | $0.85 | 1,045,087 | D | P |