Based on data from the past 90 days ending December 12, 2025, Anaptysbio's three largest insider shareholders are President And CEO Hamza Suria (68.60K shares), Director John A Orwin (10.66K shares), Chief Legal Officer Eric J Loumeau (9.09K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Capital, Llc Ecor1 | 7,880,094 | 02 Jan, 2025 | |
| Daniel Faga | President And CEO | 436,466 | 07 Jan, 2025 |
| Hamza Suria | President And CEO | 68,600 | 22 Dec, 2021 |
| John P. Schmid | 63,335 | 17 Jun, 2025 | |
| Paul F. Lizzul | Chief Medical Officer | 25,643 | 07 Jan, 2025 |
| Dennis Mulroy | Chief Financial Officer | 13,802 | 07 Jan, 2025 |
| J. Anthony Ware | 13,530 | 17 Jun, 2025 | |
| Rita Jain | 11,864 | 17 Jun, 2025 | |
| John A Orwin | 10,665 | 17 Sep, 2025 | |
| Magda Marquet | 9,930 | 17 Jun, 2025 | |
| Eric J Loumeau | Chief Legal Officer | 9,088 | 01 Oct, 2025 |
| Dennis M Fenton | 4,965 | 20 Jun, 2025 | |
| Hollings Renton | 4,965 | 12 Aug, 2025 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 30 Sep, 2025 | Eric J Loumeau | Common Stock | A | 5,000 | $14.02 | 17,328 | D | M |
| 30 Sep, 2025 | Eric J Loumeau | Common Stock | D | 8,240 | $29.00 | 9,088 | D | S |
| 15 Sep, 2025 | John A Orwin | Common Stock | A | 1,300 | $0.00 | 10,665 | D | M |
| 08 Aug, 2025 | Hollings Renton | Common Stock | A | 10,231 | $6.93 | 15,196 | D | M |
| 08 Aug, 2025 | Hollings Renton | Common Stock | D | 3,110 | $19.44 | 12,086 | D | S |
| 08 Aug, 2025 | Hollings Renton | Common Stock | D | 7,121 | $19.70 | 4,965 | D | S |
| 02 Jul, 2025 | Hollings Renton | Common Stock | A | 20,925 | $6.93 | 25,890 | D | M |
| 02 Jul, 2025 | Hollings Renton | Common Stock | D | 7,250 | $23.09 | 18,640 | D | S |
| 02 Jul, 2025 | Hollings Renton | Common Stock | D | 13,675 | $23.82 | 4,965 | D | S |
| 18 Jun, 2025 | Hollings Renton | Common Stock | D | 3,015 | $23.97 | 4,965 | D | S |
| 18 Jun, 2025 | Dennis M Fenton | Common Stock | D | 3,015 | $23.97 | 4,965 | D | S |
| 15 Jun, 2025 | John A Orwin | Common Stock | A | 6,030 | $0.00 | 9,365 | D | M |
| 15 Jun, 2025 | John P. Schmid | - | - | 52,267 | D | |||
| 15 Jun, 2025 | Magda Marquet | Common Stock | A | 6,030 | $0.00 | 9,930 | D | M |
| 15 Jun, 2025 | Hollings Renton | Common Stock | A | 6,030 | $0.00 | 7,980 | D | M |
| 15 Jun, 2025 | Dennis M Fenton | Common Stock | A | 6,030 | $0.00 | 7,980 | D | M |
| 15 Jun, 2025 | John P. Schmid | Common Stock | A | 6,030 | $0.00 | 52,267 | D | M |
| 15 Jun, 2025 | J. Anthony Ware | Common Stock | A | 6,030 | $0.00 | 13,530 | D | M |
| 15 Jun, 2025 | Rita Jain | Common Stock | A | 7,330 | $0.00 | 11,864 | D | M |
| 25 Mar, 2025 | John P. Schmid | - | - | 11,068 | I |