Carsten Brunn

Insider Reports History

Location
Watertown, MA
Signature
/s/ Matthew Bartholomae, Attorney-in-Fact for Carsten Brunn
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by Carsten Brunn:

Company Role Class Num Shares Value Price $ Report Date Ownership
Cartesian Therapeutics, Inc. President and CEO, Director Common Stock 323,530 $2,206,377 $6.82 06 Jan 2026 Direct
Cartesian Therapeutics, Inc. President and CEO, Director Employee Stock Option (right to buy) 415,700 02 Jan 2026 Direct
Surface Oncology, Inc. Director Stock Option (Right to Buy) 48,000 28 Jun 2022 Direct

Insider Reports Filed by Carsten Brunn

Symbol Company Period Transactions Value $ Form Type Role Filing Time
RNAC Cartesian Therapeutics, Inc. 06 Jan 2026 1 -$162,077 4 President and CEO, Director 08 Jan 2026, 16:20
RNAC Cartesian Therapeutics, Inc. 02 Jan 2026 2 $0 4 President and CEO, Director 06 Jan 2026, 16:19
RNAC Cartesian Therapeutics, Inc. 03 Jan 2025 2 -$289,764 4 President and CEO, Director 07 Jan 2025, 20:04
RNAC Cartesian Therapeutics, Inc. 02 Jan 2025 2 $0 4 President and CEO, Director 06 Jan 2025, 16:21
RNAC Cartesian Therapeutics, Inc. 02 Jan 2024 2 $0 4 President and CEO, Director 04 Jan 2024, 17:07
SELB Cartesian Therapeutics, Inc. 13 Nov 2023 13 -$2,383,268 4 President and CEO, Director 15 Nov 2023, 17:26
SELB SELECTA BIOSCIENCES INC 25 Sep 2023 1 -$3,108 4 President and CEO, Director 26 Sep 2023, 19:01
SELB SELECTA BIOSCIENCES INC 04 Jan 2023 4 -$46,501 4 President and CEO, Director 06 Jan 2023, 16:16
SELB SELECTA BIOSCIENCES INC 02 Jan 2023 2 $0 4 President and CEO, Director 04 Jan 2023, 16:03
SELB SELECTA BIOSCIENCES INC 05 Dec 2022 1 -$6,014 4 President and CEO, Director 07 Dec 2022, 15:17
SELB SELECTA BIOSCIENCES INC 01 Dec 2022 2 $0 4 President and CEO, Director 05 Dec 2022, 15:24
SELB SELECTA BIOSCIENCES INC 28 Sep 2022 1 -$4,470 4 President and CEO, Director 30 Sep 2022, 19:37
SELB SELECTA BIOSCIENCES INC 01 Sep 2022 3 -$8,810 4 President and CEO, Director 06 Sep 2022, 20:37
SURF Surface Oncology, Inc. 28 Jun 2022 1 $0 4 Director 30 Jun 2022, 20:05
SURF Surface Oncology, Inc. 28 Jun 2022 0 $0 3 Director 30 Jun 2022, 20:00
SELB SELECTA BIOSCIENCES INC 01 Jun 2022 2 $0 4 President and CEO, Director 03 Jun 2022, 16:44
SELB SELECTA BIOSCIENCES INC 01 Mar 2022 3 -$9,863 4 President and CEO, Director 03 Mar 2022, 15:35
SELB SELECTA BIOSCIENCES INC 05 Jan 2022 1 -$41,959 4 President and CEO, Director 07 Jan 2022, 15:17
SELB SELECTA BIOSCIENCES INC 03 Jan 2022 2 $0 4 President and CEO, Director 05 Jan 2022, 15:32
SELB SELECTA BIOSCIENCES INC 10 Dec 2021 1 -$51,363 4 President and CEO, Director 14 Dec 2021, 16:16
SELB SELECTA BIOSCIENCES INC 08 Dec 2021 1 $0 4 President and CEO, Director 10 Dec 2021, 16:06
SELB SELECTA BIOSCIENCES INC 01 Dec 2021 3 -$14,065 4 President and CEO, Director 03 Dec 2021, 15:28
SELB SELECTA BIOSCIENCES INC 13 Oct 2021 1 -$67,224 4 President and CEO, Director 15 Oct 2021, 18:07
SELB SELECTA BIOSCIENCES INC 01 Oct 2021 1 $0 4 President and CEO, Director 05 Oct 2021, 16:25
SELB SELECTA BIOSCIENCES INC 24 Sep 2021 2 $0 4 President and CEO, Director 28 Sep 2021, 16:32
SELB SELECTA BIOSCIENCES INC 01 Sep 2021 3 -$20,399 4 President and CEO, Director 03 Sep 2021, 16:18
SELB SELECTA BIOSCIENCES INC 01 Jun 2021 3 -$21,041 4 President and CEO, Director 03 Jun 2021, 16:30