OpenERISA

C4 Therapeutics, INC.

Watertown, MA, 02472

EIN 47-5617627
Plans
2
Total participants
1,145
Filing years
2024, 2023, 2022, 2021, 2020
NAICS
541700
Plan sponsors in MassachusettsProfessional, Scientific & Technical Services

Benefit plans on file

YearFormPlan #Plan nameParticipants
2024Form 5500001C4 Therapeutics, INC. 401(K) Plan111
2024Form 5500501C4 Therapeutics, INC. Health And Welfare Plan110
2023Form 5500001C4 Therapeutics, INC. 401(K) Plan149
2023Form 5500501C4 Therapeutics, INC. Health And Welfare Plan137
2022Form 5500001C4 Therapeutics, INC. 401(K) Plan147
2022Form 5500501C4 Therapeutics, INC. Health And Welfare Plan146
2021Form 5500001C4 Therapeutics, INC. 401(K) Plan121
2021Form 5500501C4 Therapeutics, INC. Health And Welfare Plan123
2020Form 5500001C4 Therapeutics, INC. 401(K) Plan101

Data shown as filed with the U.S. Department of Labor (EBSA), filing years 2020–2025; not validated by OpenERISA. View official filings for this EIN on the DOL EFAST2 search.

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