C4 TherapeuticsCCCC
13F holders, Q1 2026 (March 31)123holders +22
30new positions
10sold out
5famous investors
$2.62avg. 13F price*
At the end of Q1 2026, 123 institutions reported holding C4 Therapeutics Inc. (CCCC) in their 13F filings, up 22 from Q4 2025. 30 opened new positions and 10 sold out. The largest holders were Morgan Stanley ($23.9M), Ra Capital Management, L.P. ($21.0M) and Bain Capital Life Sciences Investors, LLC ($18.9M). 5 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio), Ken Griffin (0.0% of Citadel Advisors's portfolio) and Israel Englander (0.0% of Millennium Management's portfolio).
- Company
- C4 Therapeutics Inc.
- CUSIP
- 12529R107
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2025 → Q1 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 30 | $13.8M |
| Exits | 10 | $867K |
All 13F filers, Q4 2025 → Q1 2026: 19,024,675 shares bought and 13,295,819 shares sold, net +5,728,856 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 123 holders
| Morgan Stanley | 0.00% | Add +1.0% | 9,072,400 | $23.9M |
| Ra Capital Management, L.P. | 0.22% | No change | 8,000,000 | $21.0M |
| Bain Capital Life Sciences Investors, LLC | 1.70% | No change | 7,171,910 | $18.9M |
| Lynx1 Capital Management LP | 2.91% | Reduce -1.4% | 6,998,902 | $18.4M |
| Vanguard Capital Management LLC | 0.00% | — | 3,861,852 | $10.2M |
| Soleus Capital Management, L.P. | 0.41% | No change | 3,803,942 | $10.0M |
| Two Sigma Investments, LP | 0.01% | Add +101.1% | 3,035,634 | $8.0M |
| Wasatch Advisors LP | 0.05% | Reduce -31.8% | 2,961,761 | $7.8M |
| JPMorgan Chase & Co. | 0.00% | Add +54114.5% | 3,223,054 | $7.6M |
| Citadel Advisors | 0.00% | Add +460.7% | 2,511,015 | $6.6M |
| Renaissance Technologies | 0.01% | Add +53.6% | 2,461,815 | $6.5M |
| Goldman Sachs Group Inc. | 0.00% | Add +119.2% | 2,387,378 | $6.3M |
| Bank of America Corp. | 0.00% | Reduce -1.2% | 2,359,241 | $6.2M |
| Squadron Capital Management LLC | 2.37% | New | 2,250,000 | $5.9M |
| BlackRock, Inc. | 0.00% | Add +4.0% | 2,048,526 | $5.4M |
| Silverarc Capital Management, LLC | 0.59% | Reduce -4.1% | 1,911,785 | $5.0M |
| Acadian Asset Management LLC | 0.01% | Add +187.7% | 1,890,914 | $5.0M |
| Millennium Management | 0.00% | Add +17.2% | 1,393,342 | $3.7M |
| Susquehanna International Group, LLP | 0.00% | Reduce -27.5% | 1,286,840 | $3.4M |
| Jane Street Group, LLC | 0.00% | Add +42.5% | 1,246,896 | $3.3M |
| D. E. Shaw & Co. | 0.00% | Add +1905.2% | 1,060,331 | $2.8M |
| Geode Capital Management, LLC | 0.00% | Reduce -3.8% | 951,043 | $2.5M |
| Wells Fargo & Company | 0.00% | Add +7.3% | 867,911 | $2.3M |
| Orbimed Advisors LLC | 0.05% | Reduce -39.0% | 856,353 | $2.3M |
| Congress Asset Management Co. | 0.02% | New | 830,624 | $2.2M |
| Qube Research & Technologies Ltd | 0.00% | Add +159.1% | 752,114 | $2.0M |
| Vanguard Fiduciary Trust Co. | 0.00% | — | 484,131 | $1.3M |
| Stempoint Capital LP | 0.23% | New | 453,236 | $1.2M |
| Charles Schwab Investment Management Inc. | 0.00% | Add +0.6% | 452,228 | $1.2M |
| Dimensional Fund Advisors LP | 0.00% | Add +49.3% | 442,518 | $1.2M |
| Platinum Investment Management Ltd. | 0.26% | New | 384,766 | $1.0M |
| State Street Corp. | 0.00% | Add +11.7% | 382,973 | $1.0M |
| Barclays PLC | 0.00% | Add +45.0% | 317,877 | $836K |
| 683 Capital Management, LLC | 0.08% | Reduce -25.0% | 300,000 | $789K |
| Connor, Clark & Lunn Investment Management Ltd. | 0.00% | Add +634.8% | 277,183 | $729K |
| FMR LLC | 0.00% | Add +7.1% | 272,368 | $716K |
| Jacobs Levy Equity Management, Inc. | 0.00% | New | 264,620 | $696K |
| Susquehanna Portfolio Strategies, LLC | 0.01% | Reduce -4.3% | 260,279 | $685K |
| Man Group plc | 0.00% | Add +64.3% | 256,468 | $675K |
| LPL Financial LLC | 0.00% | Add +1.4% | 246,800 | $649K |
| Invesco Ltd. | 0.00% | Reduce -8.9% | 244,507 | $643K |
| Walleye Capital LLC | 0.00% | Reduce -46.1% | 239,118 | $629K |
| Hennion & Walsh Asset Management, Inc. | 0.02% | Reduce -5.9% | 223,168 | $587K |
| UBS Group AG | 0.00% | Add +309.2% | 215,877 | $568K |
| BNP Paribas Financial Markets | 0.00% | Add +8708.3% | 190,348 | $501K |
| Northern Trust Corp. | 0.00% | Add +14.0% | 189,479 | $498K |
| Toronto Dominion Bank | 0.00% | New | 174,663 | $459K |
| Point72 Asset Management | 0.00% | Reduce -98.2% | 169,096 | $445K |
| HRT Financial LP | 0.00% | New | 162,930 | $428K |
| Marshall Wace, LLP | 0.00% | Reduce -41.3% | 155,495 | $409K |
| Atom Investors LP | 0.03% | Add +29.6% | 136,047 | $358K |
| Canada Pension Plan Investment Board | 0.00% | Add +359.7% | 135,600 | $357K |
| Bridgeway Capital Management, LLC | 0.01% | No change | 131,100 | $345K |
| Hudson Bay Capital Management LP | 0.00% | Add +16.6% | 130,081 | $342K |
| Mariner, LLC | 0.00% | Reduce -0.4% | 127,517 | $334K |
| Verdad Advisers, LP | 0.32% | New | 109,407 | $288K |
| Brevan Howard Capital Management LP | 0.00% | New | 92,647 | $244K |
| Panagora Asset Management Inc. | 0.00% | New | 86,760 | $228K |
| Axq Capital, LP | 0.03% | New | 86,278 | $227K |
| American Century Companies Inc. | 0.00% | Add +25.2% | 85,444 | $225K |
| Vienna Powszechne Towarzystwo Emerytalne S.A. Vienna Insurance Group | 0.09% | No change | 85,000 | $224K |
| T. Rowe Price Associates Inc. | 0.00% | Add +477.0% | 71,546 | $189K |
| Crestwood Advisors Group, LLC | 0.00% | No change | 66,536 | $175K |
| Quadrature Capital Ltd | 0.00% | Reduce -52.9% | 62,760 | $165K |
| Jain Global LLC | 0.00% | Add +388.9% | 62,390 | $164K |
| Intrepid Family Office LLC | 0.14% | Add +9.1% | 60,000 | $158K |
| OMERS ADMINISTRATION Corp | 0.00% | Reduce -49.3% | 59,700 | $157K |
| Seven Fleet Capital Management LP | 0.05% | New | 57,076 | $150K |
| Readystate Asset Management LP | 0.01% | New | 49,586 | $130K |
| ExodusPoint Capital Management, LP | 0.00% | Reduce -23.6% | 47,507 | $125K |
| XTX Topco Ltd | 0.00% | Reduce -54.9% | 47,151 | $124K |
| ADAR1 Capital Management, LLC | 0.01% | New | 43,000 | $113K |
| Citigroup Inc. | 0.00% | Reduce -14.9% | 42,428 | $112K |
| Squarepoint Ops LLC | 0.00% | Reduce -70.1% | 40,664 | $107K |
| Focus Partners Wealth | 0.00% | No change | 38,187 | $100K |
| Diametric Capital, LP | 0.02% | New | 34,594 | $91K |
| Vanguard Global Advisers, LLC | 0.00% | — | 33,832 | $89K |
| Prelude Capital Management, LLC | 0.01% | New | 30,957 | $81K |
| Farallon Capital Management, L.L.C. | 0.00% | No change | 28,000 | $74K |
| Jefferies Financial Group Inc. | 0.00% | Reduce -26.1% | 26,120 | $69K |
| Catalyst Funds Management Pty Ltd | 0.01% | Reduce -39.4% | 25,740 | $68K |
| Sei Investments Co. | 0.00% | New | 25,134 | $66K |
| Cresset Asset Management, LLC | 0.00% | No change | 25,000 | $66K |
| WINTON GROUP Ltd | 0.00% | New | 24,700 | $65K |
| Schonfeld Strategic Advisors LLC | 0.00% | New | 23,944 | $63K |
| Graham Capital Management, L.P. | 0.00% | Reduce -76.8% | 23,733 | $62K |
| Corient Private Wealth LP | 0.00% | No change | 21,387 | $56K |
| Callan Family Office, LLC | 0.00% | Reduce -39.7% | 19,146 | $50K |
| China Universal Asset Management Co., Ltd. | 0.00% | Add +9.7% | 17,316 | $46K |
| Prudential Financial Inc. | 0.00% | Add +6.0% | 15,950 | $42K |
| Vanguard Personalized Indexing Management, LLC | 0.00% | Add +0.2% | 15,249 | $40K |
| Dauntless Investment Group, LLC | 0.11% | New | 15,000 | $39K |
| Ewa, LLC | 0.01% | Reduce -13.7% | 14,572 | $38K |
| NINE MASTS CAPITAL Ltd | 0.01% | Add +23.4% | 14,157 | $37K |
| HSBC Holdings PLC | 0.00% | No change | 13,629 | $36K |
| Northern Lights Advisors, Inc. | 0.02% | No change | 12,930 | $34K |
| CTC Alternative Strategies, Ltd. | 0.06% | New | 10,792 | $28K |
| SummitTX Capital, L.P. | 0.00% | New | 10,466 | $28K |
| Two Sigma Securities, LLC | 0.00% | New | 10,203 | $27K |
| Simplicity Wealth,LLC | 0.00% | Reduce -0.0% | 10,201 | $27K |
"% of holder's portfolio" is CCCC's weight in each manager's 13F, not the share of C4 Therapeutics Inc. the manager owns.