MPM BioVentures 2014, L.P.

Insider Reports History

Location
C/O Mpm Asset Management Llc, 450 Kendall Street, Cambridge, MA
Signature
/s/ Ansbert Gadicke, Managing Director of MPM BioVentures 2014 LLC, the manager of MPM Asset Management Investors BV2014 LLC
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 MPM BioVentures 2014, L.P.:

Stock Role Class Num Shares Value Price $ Report Date Ownership
Entrada Therapeutics, Inc. 10%+ Owner Common Stock 4.38M $88.6M $20.23 Dec 11, 2024 Indirect
iTeos Therapeutics, Inc. Former 10% Owner Common Stock 2.11M $17M $8.06 May 13, 2025 Indirect
Werewolf Therapeutics, Inc. 10%+ Owner Common Stock 5.13M $4.72M $0.92 Nov 25, 2025 Indirect
TCR2 THERAPEUTICS INC. 10%+ Owner Common Stock 0 $1.72 Jun 1, 2023 Indirect
Werewolf Therapeutics, Inc. 10%+ Owner Warrant (Right to Buy) 0 Mar 27, 2025 Indirect

Insider Reports Filed by MPM BioVentures 2014, L.P.

Symbol Company Period Transactions Value $ Form Type Date Filed Role
HOWL Werewolf Therapeutics, Inc. Nov 21, 2025 3 -$180K 4 Nov 25, 2025 10%+ Owner
HOWL Werewolf Therapeutics, Inc. Nov 18, 2025 3 -$148K 4 Nov 20, 2025 10%+ Owner
HOWL Werewolf Therapeutics, Inc. Nov 13, 2025 3 -$201K 4 Nov 17, 2025 10%+ Owner
HOWL Werewolf Therapeutics, Inc. Nov 7, 2025 4 -$241K 4 Nov 12, 2025 10%+ Owner
HOWL Werewolf Therapeutics, Inc. Nov 4, 2025 3 -$296K 4 Nov 6, 2025 10%+ Owner
HOWL Werewolf Therapeutics, Inc. Oct 30, 2025 3 -$392K 4 Nov 3, 2025 10%+ Owner
HOWL Werewolf Therapeutics, Inc. Oct 27, 2025 3 -$446K 4 Oct 29, 2025 10%+ Owner
ITOS iTeos Therapeutics, Inc. May 13, 2025 1 -$5.08M 4 May 15, 2025 Former 10% Owner
HOWL Werewolf Therapeutics, Inc. Mar 27, 2025 4 -$13 4 Apr 30, 2025 10%+ Owner
TRDA Entrada Therapeutics, Inc. Dec 10, 2024 2 -$917K 4 Dec 12, 2024 10%+ Owner
TCRR TCR2 THERAPEUTICS INC. Jun 1, 2023 1 $0 4 Jun 5, 2023 10%+ Owner
ITOS iTeos Therapeutics, Inc. Jan 4, 2022 5 -$6.25M 4 Jan 6, 2022 10%+ Owner
ITOS iTeos Therapeutics, Inc. Dec 3, 2021 9 -$1.68M 4 Dec 7, 2021 10%+ Owner
ITOS iTeos Therapeutics, Inc. Nov 30, 2021 7 -$2.88M 4 Dec 2, 2021 10%+ Owner
ITOS iTeos Therapeutics, Inc. Nov 26, 2021 4 -$811K 4 Nov 30, 2021 10%+ Owner
ITOS iTeos Therapeutics, Inc. Nov 17, 2021 8 -$2.84M 4 Nov 24, 2021 10%+ Owner
TRDA Entrada Therapeutics, Inc. Nov 2, 2021 5 $2M 4 Nov 4, 2021 10%+ Owner
TRDA Entrada Therapeutics, Inc. Oct 28, 2021 0 $0 3 Oct 28, 2021 10%+ Owner
ITOS iTeos Therapeutics, Inc. Oct 15, 2021 3 -$469K 4 Oct 18, 2021 10%+ Owner
ITOS iTeos Therapeutics, Inc. Oct 12, 2021 3 -$1.54M 4 Oct 14, 2021 10%+ Owner
ITOS iTeos Therapeutics, Inc. Oct 7, 2021 3 -$1.42M 4 Oct 12, 2021 10%+ Owner
ITOS iTeos Therapeutics, Inc. Oct 1, 2021 2 -$746K 4 Oct 5, 2021 10%+ Owner
ITOS iTeos Therapeutics, Inc. Sep 28, 2021 2 -$581K 4 Sep 30, 2021 10%+ Owner
ITOS iTeos Therapeutics, Inc. Sep 23, 2021 4 -$1.48M 4 Sep 27, 2021 10%+ Owner
ITOS iTeos Therapeutics, Inc. Sep 21, 2021 2 -$933K 4 Sep 23, 2021 10%+ Owner
ITOS iTeos Therapeutics, Inc. Sep 16, 2021 4 -$2.59M 4 Sep 20, 2021 10%+ Owner
ITOS iTeos Therapeutics, Inc. Sep 14, 2021 4 -$1.26M 4 Sep 16, 2021 10%+ Owner
ITOS iTeos Therapeutics, Inc. Sep 9, 2021 4 -$1.63M 4 Sep 13, 2021 10%+ Owner
ITOS iTeos Therapeutics, Inc. Sep 7, 2021 4 -$1.24M 4 Sep 8, 2021 10%+ Owner