Civic Intelligence

C4 Therapeutics Inc.

Plan context: C4 Therapeutics Inc. 401(K) Plan

EIN 47-5617627 • Cambridge, MA • 13 filings • 3 plans

675 West Kendall StreetMA Innov Labs- C4 TherapeCambridge, MA 02142
Current Snapshot

Latest Year

2024

2024 Participants

111

2024 Assets

$25,973,968

2024 Contributions

$3,574,502

Historical Graphs

Total Assets Over Time

Aggregate end-of-year assets by filing year, excluding zero-asset years

$25,973,968$12,986,984$0201620202024YearValue
$25,973,968Latest year 2024

Participants Over Time

Largest reported end-of-year plan headcount by filing year, used to avoid double-counting participants across overlapping plans

149750201620202024YearValue
111Latest year 2024

Company Timeline

Year summaries and individual filings are combined here so you can stay in one place while moving across years and plan filings.

Year / FilingFilingsParticipantsAssetsContributionsContrib./Participant
20242111$25,973,968$3,574,502$32,203iApproximate average salary by contribution assumption: employee only about $805,068 at 4% or $536,712 at 6%; with 50% employer match about $536,712 at 4% or $357,808 at 6%; with 100% employer match about $402,534 at 4% or $268,356 at 6%.
C4 Therapeutics Inc. 401(K) Plan-111$25,973,968$3,574,502$32,203iApproximate average salary by contribution assumption: employee only about $805,068 at 4% or $536,712 at 6%; with 50% employer match about $536,712 at 4% or $357,808 at 6%; with 100% employer match about $402,534 at 4% or $268,356 at 6%.
C4 Therapeutics Inc. Health and Welfare Plan-110---
20232149$21,636,909$5,340,424$35,842iApproximate average salary by contribution assumption: employee only about $896,044 at 4% or $597,363 at 6%; with 50% employer match about $597,363 at 4% or $398,242 at 6%; with 100% employer match about $448,022 at 4% or $298,681 at 6%.
C4 Therapeutics Inc. 401(K) Plan-149$21,636,909$5,340,424$35,842iApproximate average salary by contribution assumption: employee only about $896,044 at 4% or $597,363 at 6%; with 50% employer match about $597,363 at 4% or $398,242 at 6%; with 100% employer match about $448,022 at 4% or $298,681 at 6%.
C4 Therapeutics Inc. Health and Welfare Plan-137---
20222147$13,881,069$4,867,336$33,111iApproximate average salary by contribution assumption: employee only about $827,778 at 4% or $551,852 at 6%; with 50% employer match about $551,852 at 4% or $367,901 at 6%; with 100% employer match about $413,889 at 4% or $275,926 at 6%.
C4 Therapeutics Inc. 401(K) Plan-147$13,881,069$4,867,336$33,111iApproximate average salary by contribution assumption: employee only about $827,778 at 4% or $551,852 at 6%; with 50% employer match about $551,852 at 4% or $367,901 at 6%; with 100% employer match about $413,889 at 4% or $275,926 at 6%.
C4 Therapeutics Inc. Health and Welfare Plan-146---
20212123$13,040,233$3,833,761$31,169iApproximate average salary by contribution assumption: employee only about $779,220 at 4% or $519,480 at 6%; with 50% employer match about $519,480 at 4% or $346,320 at 6%; with 100% employer match about $389,610 at 4% or $259,740 at 6%.
C4 Therapeutics Inc. 401(K) Plan-121$13,040,233$3,833,761$31,684iApproximate average salary by contribution assumption: employee only about $792,099 at 4% or $528,066 at 6%; with 50% employer match about $528,066 at 4% or $352,044 at 6%; with 100% employer match about $396,050 at 4% or $264,033 at 6%.
C4 Therapeutics Inc. Health and Welfare Plan-123---
20201101$9,068,682$2,529,652$25,046iApproximate average salary by contribution assumption: employee only about $626,151 at 4% or $417,434 at 6%; with 50% employer match about $417,434 at 4% or $278,290 at 6%; with 100% employer match about $313,076 at 4% or $208,717 at 6%.
C4 Therapeutics Inc. 401(K) Plan-101$9,068,682$2,529,652$25,046iApproximate average salary by contribution assumption: employee only about $626,151 at 4% or $417,434 at 6%; with 50% employer match about $417,434 at 4% or $278,290 at 6%; with 100% employer match about $313,076 at 4% or $208,717 at 6%.
2019181$5,372,630$1,943,784$23,997iApproximate average salary by contribution assumption: employee only about $599,933 at 4% or $399,956 at 6%; with 50% employer match about $399,956 at 4% or $266,637 at 6%; with 100% employer match about $299,967 at 4% or $199,978 at 6%.
C4 Therapeutics Inc. 401(K) Plan-81$5,372,630$1,943,784$23,997iApproximate average salary by contribution assumption: employee only about $599,933 at 4% or $399,956 at 6%; with 50% employer match about $399,956 at 4% or $266,637 at 6%; with 100% employer match about $299,967 at 4% or $199,978 at 6%.
2018167$2,799,494$1,349,851$20,147iApproximate average salary by contribution assumption: employee only about $503,676 at 4% or $335,784 at 6%; with 50% employer match about $335,784 at 4% or $223,856 at 6%; with 100% employer match about $251,838 at 4% or $167,892 at 6%.
C4 Therapeutics Inc. 401(K) Plan-67$2,799,494$1,349,851$20,147iApproximate average salary by contribution assumption: employee only about $503,676 at 4% or $335,784 at 6%; with 50% employer match about $335,784 at 4% or $223,856 at 6%; with 100% employer match about $251,838 at 4% or $167,892 at 6%.
2017158$1,763,900$1,132,297$19,522iApproximate average salary by contribution assumption: employee only about $488,059 at 4% or $325,373 at 6%; with 50% employer match about $325,373 at 4% or $216,915 at 6%; with 100% employer match about $244,030 at 4% or $162,686 at 6%.
C4 Therapeutics Inc. 401(K) Plan-58$1,763,900$1,132,297$19,522iApproximate average salary by contribution assumption: employee only about $488,059 at 4% or $325,373 at 6%; with 50% employer match about $325,373 at 4% or $216,915 at 6%; with 100% employer match about $244,030 at 4% or $162,686 at 6%.
2016140$770,757$772,150$19,304iApproximate average salary by contribution assumption: employee only about $482,594 at 4% or $321,729 at 6%; with 50% employer match about $321,729 at 4% or $214,486 at 6%; with 100% employer match about $241,297 at 4% or $160,865 at 6%.
C4 Therapeutics Inc. 401(K) Plan-40$770,757$772,150$19,304iApproximate average salary by contribution assumption: employee only about $482,594 at 4% or $321,729 at 6%; with 50% employer match about $321,729 at 4% or $214,486 at 6%; with 100% employer match about $241,297 at 4% or $160,865 at 6%.