According to recent filings covering the 90 days ending February 10, 2026, the three most significant insider holders at RAPT Therapeutics are Other Group Ii, Lp Column (6.25K shares), Director Ashley L. Dombkowski (4.96K shares), Director Linda Kozick (4.96K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Group Ii, Lp Column | 6,250 | 23 Dec, 2024 | |
| Dirk G. Brockstedt | Chief Scientific Officer | 3,478 | 08 Jan, 2024 |
| Wendye Robbins | 2,675 | 15 Mar, 2023 | |
| William Ho | Chief Medical Officer | 1,878 | 22 Dec, 2023 |
| Rodney Kb Young | Chief Financial Officer | 1,261 | 12 May, 2022 |
| Ashley L. Dombkowski | 4,956 | 02 Feb, 2026 | |
| Scott Braunstein | 4,956 | 02 Feb, 2026 | |
| Lori Lyons-Williams | 4,956 | 02 Feb, 2026 | |
| Michael F Giordano | 4,956 | 02 Feb, 2026 | |
| Linda Kozick | 4,956 | 02 Feb, 2026 | |
| Mary Ann Gray | 4,956 | 02 Feb, 2026 |
* 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 Jan, 2026 | Mary Ann Gray | Common Stock | A | 4,956 | $0.00 | 4,956 | D | A |
| 30 Jan, 2026 | Ashley L. Dombkowski | Common Stock | A | 4,956 | $0.00 | 4,956 | D | A |
| 30 Jan, 2026 | Scott Braunstein | Common Stock | A | 4,956 | $0.00 | 4,956 | D | A |
| 30 Jan, 2026 | Lori Lyons-Williams | Common Stock | A | 4,956 | $0.00 | 4,956 | D | A |
| 30 Jan, 2026 | Michael F Giordano | Common Stock | A | 4,956 | $0.00 | 4,956 | D | A |
| 30 Jan, 2026 | Linda Kozick | Common Stock | A | 4,956 | $0.00 | 4,956 | D | A |
| 23 Dec, 2024 | Group Ii, Lp Column | Common Stock | D | 1,599,417 | - | 0 | I | J |
| 23 Dec, 2024 | Group Ii, Lp Column | Common Stock | D | 1,599,417 | - | 0 | I | J |
| 23 Dec, 2024 | Group Ii, Lp Column | - | - | 6,250 | D | |||
| 23 Dec, 2024 | Group Ii, Lp Column | - | - | 0 | I | |||
| 23 Dec, 2024 | Group Ii, Lp Column | Common Stock | D | 1,352,008 | - | 6,250 | D | J |
| 23 Dec, 2024 | Group Ii, Lp Column | Common Stock | D | 1,352,008 | - | 6,250 | D | J |
| 05 Jan, 2024 | Dirk G. Brockstedt | Common Stock | D | 898 | $22.78 | 3,478 | D | S |
| 05 Jan, 2024 | Dirk G. Brockstedt | - | - | 3,478 | D | |||
| 29 Dec, 2023 | Dirk G. Brockstedt | Common Stock | A | 8,000 | $6.18 | 3,384 | D | M |
| 21 Dec, 2023 | William Ho | Common Stock | D | 2,500 | $21.68 | 1,878 | D | S |
| 28 Nov, 2023 | William Ho | Common Stock | D | 1,500 | $13.72 | 2,190 | D | S |
| 03 Oct, 2023 | William Ho | Common Stock | D | 2,500 | $15.77 | 2,349 | D | S |
| 03 Oct, 2023 | William Ho | - | - | 2,349 | D | |||
| 18 Aug, 2023 | William Ho | Common Stock | D | 2,500 | $18.92 | 2,661 | D | S |