IBRX's three largest insider shareholders as of May 30, 2026 are Patrick Soon-Shiong (Director, 251.02Mn shares), Patrick Soon-Shiong (Director, 29.76Mn shares), Barry J. Simon (President And Coo, 2.85Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Patrick Soon-Shiong | - | 0 | 251,018,873 | 02 Apr, 2026 |
| Regan J Lauer | Chief Accounting Officer | 115,875 | 0 | 24 Feb, 2026 |
| Wesley Clark | - | 8,000 | 0 | 05 Jun, 2023 |
| Michael D Blaszyk | - | 0 | 71,915 | 05 Jun, 2023 |
| Cheryl Cohen | - | 200,617 | 0 | 24 Aug, 2021 |
| Barry J. Simon | President And Coo | 2,850,821 | 0 | 26 Feb, 2026 |
| Richard Adcock | Ceo President | 560,344 | 0 | 24 Feb, 2026 |
| David C. Sachs | Chief Financial Officer | 300,143 | 0 | 24 Feb, 2026 |
| John Owen Brennan | - | 25,000 | 0 | 05 Jun, 2023 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 31 Mar, 2026 | Patrick Soon-Shiong | Common Stock | A | 4,606,596 | $5.43 | 251,018,873 | I | C |
| 24 Feb, 2026 | Barry J. Simon | Common Stock | D | 75,000 | $12.01 | 2,850,821 | D | S |
| 22 Feb, 2026 | David C. Sachs | Common Stock | A | 40,650 | $0.00 | 320,825 | D | M |
| 23 Feb, 2026 | Christobel Selecky | Common Stock | A | 25,000 | $2.98 | 25,000 | D | M |
| 23 Feb, 2026 | Christobel Selecky | Common Stock | A | 25,000 | $2.98 | 25,000 | D | M |
| 22 Feb, 2026 | Richard Adcock | Common Stock | A | 152,439 | $0.00 | 637,904 | D | M |
| 22 Feb, 2026 | Patrick Soon-Shiong | Common Stock | A | 114,329 | $0.00 | 29,816,081 | D | M |
| 22 Feb, 2026 | Regan J Lauer | Common Stock | A | 4,065 | $0.00 | 117,548 | D | M |
| 22 Feb, 2026 | David C. Sachs | Common Stock | A | 40,650 | $0.00 | 320,825 | D | M |
| 22 Feb, 2026 | Regan J Lauer | Common Stock | A | 4,065 | $0.00 | 117,548 | D | M |
| 20 Feb, 2026 | Barry J. Simon | Common Stock | D | 10,000 | $9.25 | 3,081,604 | D | S |
| 23 Feb, 2026 | Christobel Selecky | Common Stock | D | 25,000 | $10.00 | 0 | D | S |
| 22 Feb, 2026 | Barry J. Simon | Common Stock | A | 15,243 | $0.00 | 3,096,847 | D | M |
| 22 Feb, 2026 | Patrick Soon-Shiong | Common Stock | D | 58,170 | $8.70 | 29,757,911 | D | F |
| 22 Feb, 2026 | Regan J Lauer | Common Stock | D | 1,673 | $8.70 | 115,875 | D | F |
| 22 Feb, 2026 | Richard Adcock | Common Stock | D | 77,560 | $8.70 | 560,344 | D | F |
| 22 Feb, 2026 | David C. Sachs | Common Stock | D | 20,682 | $8.70 | 300,143 | D | F |
| 22 Feb, 2026 | David C. Sachs | Common Stock | D | 20,682 | $8.70 | 300,143 | D | F |
| 22 Feb, 2026 | Regan J Lauer | Common Stock | D | 1,673 | $8.70 | 115,875 | D | F |
| 23 Feb, 2026 | Christobel Selecky | Common Stock | D | 25,000 | $10.00 | 0 | D | S |