Instil Bio's three largest insider shareholders as of August 04, 2026 are R Kent Jr Mcgaughy (Director, 8.22Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| R Kent Jr Mcgaughy | - | 0 | 8,218,467 | 17 Mar, 2022 |
* 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 | Sandeep Laumas | Common Stock | A | 17,000 | $11.60 | 17,000 | D | M |
| 10 Sep, 2025 | Sandeep Laumas | Common Stock | A | 13,000 | $12.68 | 30,000 | D | M |
| 10 Sep, 2025 | Sandeep Laumas | Common Stock | D | 17,539 | $23.04 | 12,461 | D | S |
| 10 Sep, 2025 | Sandeep Laumas | Common Stock | D | 12,461 | $23.88 | 0 | D | S |
| 10 Sep, 2025 | Sandeep Laumas | Employee Stock Option (right to buy) | D | 17,000 | $0.00 | 17,000 | D | M |
| 10 Sep, 2025 | Sandeep Laumas | Employee Stock Option (right to buy) | D | 13,000 | $0.00 | 30,000 | D | M |
| 28 May, 2025 | George Matcham | Stock Option (Right to Buy) | A | 6,500 | $0.00 | 6,500 | D | A |
| 28 May, 2025 | George Matcham | Stock Option (Right to Buy) | A | 6,500 | $0.00 | 6,500 | D | A |
| 28 May, 2025 | Gwendolyn Binder | Stock Option (Right to Buy) | A | 6,500 | $0.00 | 6,500 | D | A |
| 28 May, 2025 | George Matcham | Stock Option (Right to Buy) | A | 6,500 | $0.00 | 6,500 | D | A |
| 28 May, 2025 | R Kent Jr Mcgaughy | Stock Option (Right to Buy) | A | 6,500 | $0.00 | 6,500 | D | A |
| 28 May, 2025 | Neil W Gibson | Stock Option (Right to Buy) | A | 6,500 | $0.00 | 6,500 | D | A |
| 25 Apr, 2025 | Sandeep Laumas | Employee Stock Option (right to buy) | A | 44,851 | $0.00 | 44,851 | D | A |
| 25 Apr, 2025 | Bronson Crouch | Employee Stock Option (right to buy) | A | 105,157 | $0.00 | 105,157 | D | A |
| 18 Sep, 2024 | Bronson Crouch | Employee Stock Option (right to buy) | A | 50,000 | $0.00 | 50,000 | D | A |
| 18 Sep, 2024 | Sandeep Laumas | Employee Stock Option (right to buy) | A | 45,000 | $0.00 | 45,000 | D | A |
| 13 Jun, 2024 | George Matcham | Stock Option (Right to Buy) | A | 5,000 | $0.00 | 5,000 | D | A |
| 13 Jun, 2024 | Gwendolyn Binder | Stock Option (Right to Buy) | A | 5,000 | $0.00 | 5,000 | D | A |
| 13 Jun, 2024 | George Matcham | Stock Option (Right to Buy) | A | 5,000 | $0.00 | 5,000 | D | A |
| 13 Jun, 2024 | R Kent Jr Mcgaughy | Stock Option (Right to Buy) | A | 5,000 | $0.00 | 5,000 | D | A |