Catherine Stehman-Breen

Insider Reports History

Location
Cambridge, MA
Signature
/s/ Shawna-Gay White, Attorney-in-Fact
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 Catherine Stehman-Breen:

Stock Role Class Num Shares Value Price $ Report Date Ownership
Generation Bio Co. Director Stock Option (right to buy) 30K $275K $4.59 04 Jun 2025 Direct
Tenaya Therapeutics, Inc. Director Stock Option (Right to buy) 107K 29 May 2025 Direct
Dyne Therapeutics, Inc. Director Stock option (right to buy) 35K 30 May 2025 Direct

Insider Reports Filed by Catherine Stehman-Breen

Symbol Company Period Transactions Value $ Form Type Role Filing Time
GBIO Generation Bio Co. 04 Jun 2025 1 $0 4 Director 06 Jun 2025, 16:05
DYN Dyne Therapeutics, Inc. 30 May 2025 1 $0 4 Director 03 Jun 2025, 21:37
TNYA Tenaya Therapeutics, Inc. 29 May 2025 1 $0 4 Director 30 May 2025, 18:54
TNYA Tenaya Therapeutics, Inc. 18 Oct 2024 1 $0 4 Director 21 Oct 2024, 20:41
GBIO Generation Bio Co. 06 Jun 2024 1 $0 4 Director 10 Jun 2024, 16:05
DYN Dyne Therapeutics, Inc. 22 May 2024 1 $0 4 Director 24 May 2024, 17:10
TNYA Tenaya Therapeutics, Inc. 09 Jun 2023 1 $0 4 Director 12 Jun 2023, 20:34
GBIO Generation Bio Co. 08 Jun 2023 1 $0 4 Director 12 Jun 2023, 16:15
DYN Dyne Therapeutics, Inc. 24 May 2023 1 $0 4 Director 25 May 2023, 18:38
DYN Dyne Therapeutics, Inc. 05 Jul 2022 1 $0 4 Director 06 Jul 2022, 18:23
TNYA Tenaya Therapeutics, Inc. 10 Jun 2022 1 $0 4 Director 13 Jun 2022, 20:59
GBIO Generation Bio Co. 09 Jun 2022 1 $0 4 Director 13 Jun 2022, 16:05
DYN Dyne Therapeutics, Inc. 03 Jun 2022 1 $0 4 Director 06 Jun 2022, 16:09
TNYA Tenaya Therapeutics, Inc. 29 Jul 2021 0 $0 3 Director 29 Jul 2021, 19:36
GBIO Generation Bio Co. 09 Jun 2021 1 $0 4 Director 11 Jun 2021, 16:09
DYN Dyne Therapeutics, Inc. 26 May 2021 1 $0 4 Director 27 May 2021, 20:43