MPM BioVentures 2014 GP LLC

• Former 10% Owner at iTeos Therapeutics, Inc. · on record since May 15, 2025
• Former 10% Owner at Werewolf Therapeutics, Inc. · on record since Dec 4, 2025
• Former 10% Owner at Harpoon Therapeutics, Inc. · on record since Apr 15, 2021
• 10% owner at TCR2 THERAPEUTICS INC. · on record since Feb 21, 2019
• 10% owner at Harpoon Therapeutics, Inc. · on record since Feb 14, 2019
• 10% owner at Repare Therapeutics Inc. · on record since Jun 25, 2020
• 10% owner at iTeos Therapeutics, Inc. · on record since Jul 29, 2020
• 10% owner at Oncorus, Inc. · on record since Oct 8, 2020
• 10% owner at Werewolf Therapeutics, Inc. · on record since Apr 29, 2021
• 10% owner at Entrada Therapeutics, Inc. · on record since Oct 28, 2021