Alaunos Therapeutics, Inc. (TCRT) Insider Ownership

Historic Insider Ownership Trends

According to recent filings covering the 90 days ending February 19, 2026, the three most significant insider holders at Alaunos Therapeutics are Director Robert W Postma (47.21K shares), Director Jaime Vieser (33.17K shares), Vice President Of Finance Ferdinand Groenewald (10.78K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Robert W Postma 47,206 15 Jan, 2026
Jaime Vieser 33,171 15 Jan, 2026
Kevin S. Sr. Boyle Chief Executive Officer 532 05 Sep, 2023
Raffaele Baffa Chief Medical Officer 187 19 May, 2021
Groot Eleanor De Evp And Operations 158 27 Dec, 2021
James Huang 126 24 Jun, 2022
Holger Weis 107 24 Jun, 2022
Heidi Hagen 97 03 Sep, 2021
Mary Thistle 30 24 Jun, 2022
Christopher Bowden 29 24 Jun, 2022
Ferdinand Groenewald Vice President Of Finance 10,775 20 Aug, 2025
Michael Allen Jerman 4,183 26 Nov, 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.

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
12 Jan, 2026 Robert W Postma Common Stock A 5,622 $2.89 43,872 D A
12 Jan, 2026 Jaime Vieser Common Stock A 5,839 $2.89 32,338 D A
21 Nov, 2025 Robert W Postma Common Stock A 5,142 $3.16 38,250 D A
21 Nov, 2025 Jaime Vieser Common Stock A 5,340 $3.16 26,499 D A
21 Nov, 2025 Michael Allen Jerman Common Stock A 4,183 $3.16 4,183 D A
21 Nov, 2025 Michael Allen Jerman - - 4,183 D
18 Aug, 2025 Ferdinand Groenewald - - 10,775 D
18 Aug, 2025 Ferdinand Groenewald Common Stock A 10,775 $0.00 10,775 D A
03 Jul, 2025 Robert W Postma Common Stock A 4,050 $0.00 33,133 D A
03 Jul, 2025 Jaime Vieser Common Stock A 3,400 $0.00 21,159 D A
13 Apr, 2025 Robert W Postma Common Stock A 20,804 $2.92 29,083 D A
13 Apr, 2025 Robert W Postma Common Stock A 20,804 $2.92 29,083 D A
13 Apr, 2025 Jaime Vieser Common Stock A 17,465 $0.00 43,359 D A
31 Dec, 2024 Jaime Vieser Common Stock D 2,182 $2.01 26,712 D S
31 Dec, 2024 Jaime Vieser Common Stock D 818 $2.00 25,894 D S
01 Sep, 2023 Kevin S. Sr. Boyle - - 532 D
01 Sep, 2023 Kevin S. Sr. Boyle Common Stock D 68,014 $0.14 532 D S
29 Nov, 2022 Robert W Postma Common Stock A 750,000 $0.65 3,334 I P
29 Nov, 2022 Jaime Vieser Common Stock A 1,250,000 $0.65 833 I P
29 Nov, 2022 Jaime Vieser - - 833 I