C4 THERAPEUTICS INC (CCCC) Stock Institutional Trading Activity


C4 THERAPEUTICS INC (CCCC) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Renaissance Technologies LLC. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

Explore more:

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q4 2025Renaissance Technologies LLCBuy665,6301,602,580$3,060,928
Q3 2025Renaissance Technologies LLCSell-156,238936,950$2,080,029
Q2 2025Renaissance Technologies LLCBuy878,6881,093,188$1,563,259
Q1 2025Renaissance Technologies LLCSell-20,700214,500$343,200
Q2 2024Renaissance Technologies LLCSell-170,600235,200$1,086,624
Q1 2024Renaissance Technologies LLCSell-18,900405,800$3,315
Q4 2023Renaissance Technologies LLCBuy66,712424,700$2,400
Q3 2023Renaissance Technologies LLCSell-158,910357,988$666
Q2 2023Renaissance Technologies LLCBuy190,818516,898$1,421
Q1 2023Renaissance Technologies LLCBuy293,580326,080$1,024
Q4 2022Renaissance Technologies LLCSell-30,30032,500$192
Q3 2022Renaissance Technologies LLCBuy51,30062,800$551
Q2 2022Renaissance Technologies LLCSell-19,80011,500$87
Q4 2021Renaissance Technologies LLCBuy31,30031,300$1,008

Frequently asked questions about CCCC activity

  • Which institutional owners are buying CCCC?

    Institutional owners buying CCCC include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in CCCC activity?

    "Buy" means an investor increased their reported position in CCCC compared to the prior reporting period. This reflects growing exposure to C4 THERAPEUTICS INC (CCCC) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in CCCC increasing?

    Institutional interest in CCCC can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.