C4 Therapeutics, Inc.

CCCC

Exchange: Nasdaq
Industry: Biological Products, (No Diagnostic Substances)
SEC CIK: 0001662579

SEC filings (opens in a new tab)

No open-market purchases or sales by C4 Therapeutics, Inc. insiders were filed in the last 90 days; 147 institutions reported holding it in 13F filings for Q2 2026, worth $547.6M in total; no superinvestor holds it.

Q4 2025 vs. Q3 2025

How the institutions holding C4 Therapeutics, Inc. changed between Q3 2025 and Q4 2025.

All holders in Q4 2025 All holders in Q3 2025

13F holders of CCCC: Q3 2025 compared with Q4 2025
Measure	Q3 2025	Of which not filed for Q4 2025	Q4 2025	Change
Holders	97	4	101	+8
Shares	52.5M	173.3K	79.8M	+27.5M (+52.4%)
Value	$116.6M	$384.9K	$152.5M	+$36.2M (+31.2%)

4 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (24)

Institutions that held C4 Therapeutics, Inc. at the end of Q4 2025 but not at the end of Q3 2025.

Institutions new to CCCC in Q4 2025
Institution	Shares	Value	% of portfolio
Point72 Asset Management, L.P.	9,439,328	$18.0M	0.03%
Ra Capital Management, L.P.	8,000,000	$15.3M	0.16%
Walleye Capital LLC	443,341	$846.8K	0.00%
683 Capital Management, LLC	400,000	$764.0K	0.06%
Quadrature Capital Ltd	133,112	$254.2K	0.00%
Omers Administration Corp	117,700	$224.8K	0.00%
Hudson Bay Capital Management LP	111,551	$213.1K	0.00%
Atom Investors LP	104,964	$200.5K	0.02%
ExodusPoint Capital Management, LP	62,165	$118.7K	0.00%
Colony Group, LLC	38,187	$72.9K	0.00%
Connor, Clark & Lunn Investment Management Ltd.	37,721	$72.0K	0.00%
Lighthouse Investment Partners, LLC	33,660	$64.3K	0.00%
Callan Family Office, LLC	31,743	$60.6K	0.00%
Canada Pension Plan Investment Board	29,500	$56.3K	0.00%
Virtu Financial LLC	20,655	$39.0K	0.00%
Delta Investment Management, LLC	20,000	$38.2K	0.01%
Northern Lights Advisors, Inc.	12,930	$24.7K	0.02%
Jain Global LLC	12,762	$24.4K	0.00%
Nine Masts Capital Ltd	11,472	$21.9K	0.00%
Bronte Capital Management Pty Ltd.	10,033	$19.2K	0.00%
Blackston Financial Advisory Group, LLC	10,000	$19.1K	0.01%
NBC Securities, Inc.	4,000	$7.64K	0.00%
Federation des caisses Desjardins du Quebec	1,000	$1.91K	0.00%
Optima Capital LLC	226	$432	0.00%

Sold out (16)

Institutions that held C4 Therapeutics, Inc. at the end of Q3 2025 and filed for Q4 2025 without it.

Institutions that sold out of CCCC in Q4 2025
Institution	Shares, Q3 2025	Value, Q3 2025
Tang Capital Management LLC	900,000	$2.00M
Jacobs Levy Equity Management, Inc	503,145	$1.12M
Shay Capital LLC	420,000	$932.4K
Algert Global LLC	106,300	$236.0K
State of Wyoming	82,509	$183.2K
Voleon Capital Management LP	28,420	$63.1K
Commonwealth Equity Services, LLC	20,510	$46.0K
Caitong International Asset Management Co., Ltd	19,146	$42.5K
Captrust Financial Advisors	14,889	$33.1K
Zacks Investment Management	13,043	$29.0K
National Asset Management, Inc.	11,000	$24.4K
JFS Wealth Advisors, LLC	1,000	$2.22K
Wealthspire Advisors, LLC	100	$222
Advisory Services Network, LLC	74	$164
IFP Advisors, Inc	17	$38
CWM, LLC	146	$0

Not filed for Q4 2025 yet (4)

Institutions that held C4 Therapeutics, Inc. at the end of Q3 2025 and haven't filed a 13F for Q4 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding CCCC in Q3 2025 that haven't filed for Q4 2025
Institution	Shares, Q3 2025	Value, Q3 2025
Cubist Systematic Strategies, LLC	138,657	$307.8K
Point72 Asia (Singapore) Pte. Ltd.	21,708	$48.2K
Wolverine Trading, LLC	12,710	$28.3K
Point72 (DIFC) Ltd	234	$519