As of March 23, 2026, the three largest insider holders of RAPT are Group Ii, Lp Column (Other, 50.00K shares), Wendye Robbins (Director, 21.40K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Group Ii, Lp Column | 50,000 | 0 | 23 Dec, 2024 | |
| Wendye Robbins | 14,900 | 6,500 | 15 Mar, 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 |
|---|---|---|---|---|---|---|---|---|
| 03 Mar, 2026 | Dirk G. Brockstedt | Common Stock | D | 4,648 | - | 0 | D | U |
| 03 Mar, 2026 | Rodney Kb Young | Common Stock | D | 3,304 | - | 0 | D | U |
| 03 Mar, 2026 | Brian Russell Wong | Common Stock | D | 64,102 | - | 0 | D | U |
| 03 Mar, 2026 | Linda Kozick | Common Stock | D | 4,956 | - | 0 | D | U |
| 03 Mar, 2026 | Michael F Giordano | Common Stock | D | 4,956 | - | 0 | D | U |
| 03 Mar, 2026 | Lori Lyons-Williams | Common Stock | D | 4,956 | - | 0 | D | U |
| 03 Mar, 2026 | Scott Braunstein | Common Stock | D | 4,956 | - | 0 | D | U |
| 03 Mar, 2026 | Michael F Giordano | Director Stock Option (right to buy) | D | 824 | - | 0 | D | D |
| 03 Mar, 2026 | Brian Russell Wong | Employee Stock Option (right to buy) | D | 25,000 | - | 0 | D | D |
| 03 Mar, 2026 | Linda Kozick | Director Stock Option (right to buy) | D | 2,083 | - | 0 | D | D |
| 03 Mar, 2026 | Dirk G. Brockstedt | Employee Stock Option (right to buy) | D | 1,225 | - | 0 | D | D |
| 03 Mar, 2026 | Rodney Kb Young | Employee Stock Option (right to buy) | D | 17,501 | - | 0 | D | D |
| 03 Mar, 2026 | Scott Braunstein | Director Stock Option (right to buy) | D | 25,000 | - | 0 | D | D |
| 03 Mar, 2026 | Lori Lyons-Williams | Director Stock Option (right to buy) | D | 2,813 | - | 0 | D | D |
| 03 Mar, 2026 | Brian Russell Wong | Employee Stock Option (right to buy) | D | 8,334 | - | 0 | D | D |
| 03 Mar, 2026 | Linda Kozick | Director Stock Option (right to buy) | D | 521 | - | 0 | D | D |
| 03 Mar, 2026 | Michael F Giordano | Director Stock Option (right to buy) | D | 799 | - | 0 | D | D |
| 03 Mar, 2026 | Dirk G. Brockstedt | Employee Stock Option (right to buy) | D | 1,035 | - | 0 | D | D |
| 03 Mar, 2026 | Lori Lyons-Williams | Director Stock Option (right to buy) | D | 1,063 | - | 0 | D | D |
| 03 Mar, 2026 | Rodney Kb Young | Employee Stock Option (right to buy) | D | 7,500 | - | 0 | D | D |