Day One Biopharmaceuticals, Inc.

Current insiders at Day One Biopharmaceuticals, Inc.

• Access Industries Holdings LLCAffiliate of 10% Owner
• Access Industries Holdings LLC10% owner
• ACCESS INDUSTRIES MANAGEMENT, LLCAffiliate of 10% Owner
• ACCESS INDUSTRIES MANAGEMENT, LLC10% owner
• AI Day1 LLC10% owner
• Atlas Venture Associates Opportunity I, LLC10% owner
• Atlas Venture Associates Opportunity I, L.P.10% owner
• Atlas Venture Associates XI, LLC10% owner
• Atlas Venture Associates XI, L.P.10% owner
• Atlas Venture Associates X, LLC10% owner
• ATLAS VENTURE ASSOCIATES X, L.P.10% owner
• Atlas Venture Fund XI, L.P.10% owner
• Atlas Venture Opportunity Fund II, L.P.10% owner
• Atlas Venture Opportunity Fund I, L.P.10% owner
• Becker Daniel J.Director
• Bender JeremyDirector
• Bender JeremyCHIEF EXECUTIVE OFFICER
• Blackman Samuel C.HEAD OF R&D
• Blavatnik LenInsider
• Blavatnik Len10% owner
• Canaan Partners XI LLC10% owner
• Canaan XI L.P.10% owner
• Dable Habib JDirector
• Dubow AdamGen Counsel & Secretary
• Garland J. ScottDirector
• Gladstone MichaelDirector
• Grossman WilliamDirector
• Holles Natalie C.Director
• Josey John A.Director
• Merendino LaurenChief Commercial Officer
• MILLENNIUM PHARMACEUTICALS INC10% owner
• Nicholson Garry ADirector
• Papanek JulieDirector
• Papanek JulieChair of the Board
• Ramasastry SairaDirector
• TAKEDA PHARMACEUTICAL CO LTD10% owner
• Takeda Pharmaceuticals U.S.A., Inc.10% owner
• Takeda Ventures, Inc.10% owner
• VASCONCELLES MICHAELHead of Research and Dev.
• York Charles N IICOO and CFO

Insider transaction history at Day One Biopharmaceuticals, Inc.