RAPT Therapeutics, Inc. (RAPT) Insider Ownership

Historic Insider Ownership Trends

Data spanning the past 90 days through January 09, 2026 reveals that RAPT Therapeutics's three principal insider shareholders consist of Other Group Ii, Lp Column (6.25K shares), Chief Scientific Officer Dirk G. Brockstedt (3.48K shares), Director Wendye Robbins (2.67K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
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

* 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.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
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 1,352,008 - 6,250 D J
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 1,352,008 - 6,250 D J
05 Jan, 2024 Dirk G. Brockstedt - - 3,478 D
05 Jan, 2024 Dirk G. Brockstedt Common Stock D 898 $22.78 3,478 D S
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 - - 2,349 D
03 Oct, 2023 William Ho Common Stock D 2,500 $15.77 2,349 D S
18 Aug, 2023 William Ho Common Stock D 2,500 $18.92 2,661 D S
28 Jul, 2023 William Ho Common Stock A 460 $12.00 2,974 D M
23 Jun, 2023 William Ho Common Stock A 920 $12.00 2,916 D M
19 Apr, 2023 William Ho Common Stock D 5,000 $18.88 2,624 D S
13 Apr, 2023 William Ho Common Stock A 460 $12.00 2,798 D M
14 Mar, 2023 Wendye Robbins - - 1,788 D
14 Mar, 2023 Wendye Robbins - - 1,863 D
14 Mar, 2023 Wendye Robbins - - 813 I
14 Mar, 2023 Wendye Robbins Common Stock A 600 $19.95 1,863 D P