Stephen Berenson

Insider Reports History

Location
C/O Flagship Pioneering, Inc., 55 Cambridge Parkway, Ste 800 E, Cambridge, MA
Signature
/s/ Thomas J. DesRosier, 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 Stephen Berenson:

Stock Role Class Num Shares Value Price $ Report Date Ownership
Moderna, Inc. Director Common Stock 22.2K $2.52M $113.40 May 3, 2024 Direct
Moderna, Inc. Director Restricted Stock Units 0 $0 $113.40 May 3, 2024 Direct
Seres Therapeutics, Inc. Director Stock Option (right to buy) 11.5K Jul 1, 2025 Direct
Moderna, Inc. Director Stock Option (Right to Buy) 7.56K May 6, 2024 Direct

Insider Reports Filed by Stephen Berenson

Symbol Company Period Transactions Value $ Form Type Date Filed Role
MCRB Seres Therapeutics, Inc. Jul 1, 2025 1 $0 4 Jul 2, 2025 Director
MCRB Seres Therapeutics, Inc. Apr 10, 2025 1 $0 4 Apr 11, 2025 Director
MCRB Seres Therapeutics, Inc. Jul 1, 2024 1 $0 4 Jul 3, 2024 Director
MRNA Moderna, Inc. May 3, 2024 3 $0 4 May 7, 2024 Director
MCRB Seres Therapeutics, Inc. Apr 4, 2024 1 $0 4 Apr 8, 2024 Director
MCRB Seres Therapeutics, Inc. Jun 22, 2023 1 $0 4 Jun 23, 2023 Director
MRNA Moderna, Inc. May 3, 2023 2 $0 4 May 5, 2023 Director
MRNA Moderna, Inc. Apr 28, 2023 2 $0 4 May 1, 2023 Director
MCRB Seres Therapeutics, Inc. Jun 22, 2022 1 $0 4 Jun 24, 2022 Director
MRNA Moderna, Inc. Apr 28, 2022 4 $0 4 May 2, 2022 Director
MRNA Moderna, Inc. Aug 19, 2021 1 $0 4 Aug 20, 2021 Director
MCRB Seres Therapeutics, Inc. Jun 16, 2021 1 $0 4 Jun 21, 2021 Director