C4 THERAPEUTICS INC (CCCC) Institutional Ownership Changes & 13F Activity
C4 THERAPEUTICS INC (CCCC). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Squadron Capital Management Llc, Ikarian Capital, Llc, Citadel Advisors Llc, Highvista Strategies Llc, and Millennium Management Llc.
| Institution | Type | Change in shares | Change Position % | Shares | Reported stock balance | Portfolio quarter | Filing date |
|---|---|---|---|---|---|---|---|
| Manufacturers Life Insurance Company, The | Buy | +27,513 | — | 27,513 | $128.49K | Q2 2026 | Sep 09, 2026 |
| Citadel Advisors Llc | Buy | +1,676,565 | +66.8% | 4,187,580 | $19.56M | Q2 2026 | Sep 02, 2026 |
| Corient Private Wealth Llc | Sell | -11,380 | -53.2% | 10,007 | $46.73K | Q2 2026 | Aug 27, 2026 |
| California State Teachers Retirement System | Buy | +1,396 | — | 1,396 | $6.52K | Q2 2026 | Aug 24, 2026 |
| Seven Fleet Capital Management Lp | Buy | +324,093 | +567.8% | 381,169 | $1.78M | Q2 2026 | Aug 17, 2026 |
| Squadron Capital Management Llc | Buy | +4,950,000 | +220.0% | 7,200,000 | $33.62M | Q2 2026 | Aug 14, 2026 |
| Ikarian Capital, Llc | Buy | +2,433,000 | — | 2,433,000 | $11.36M | Q2 2026 | Aug 14, 2026 |
| Highvista Strategies Llc | Buy | +1,348,136 | — | 1,348,136 | $6.30M | Q2 2026 | Aug 14, 2026 |
| Millennium Management Llc | Sell | -1,177,956 | -84.5% | 215,386 | $1.01M | Q2 2026 | Aug 14, 2026 |
| Goldman Sachs Group Inc | Buy | +1,143,613 | +47.9% | 3,530,991 | $16.49M | Q2 2026 | Aug 14, 2026 |
| Jane Street Group, Llc | Sell | -944,146 | -75.7% | 302,750 | $1.41M | Q2 2026 | Aug 14, 2026 |
| Boothbay Fund Management, Llc | Buy | +736,331 | — | 736,331 | $3.44M | Q2 2026 | Aug 14, 2026 |
| D. E. Shaw & Co., Inc. | Buy | +680,658 | +64.2% | 1,740,989 | $8.13M | Q2 2026 | Aug 14, 2026 |
| Velan Capital Investment Management Lp | Buy | +570,000 | — | 570,000 | $2.66M | Q2 2026 | Aug 14, 2026 |
| Exoduspoint Capital Management, Lp | Buy | +532,688 | +1121.3% | 580,195 | $2.71M | Q2 2026 | Aug 14, 2026 |
| Susquehanna International Group, Llp | Buy | +445,370 | +34.6% | 1,732,210 | $8.09M | Q2 2026 | Aug 14, 2026 |
| Two Sigma Investments, Lp | Buy | +434,073 | +14.3% | 3,469,707 | $16.20M | Q2 2026 | Aug 14, 2026 |
| Wells Fargo & Company/Mn | Sell | -415,210 | -47.8% | 452,701 | $2.11M | Q2 2026 | Aug 14, 2026 |
| Qube Research & Technologies Ltd | Sell | -381,560 | -50.7% | 370,554 | $1.73M | Q2 2026 | Aug 14, 2026 |
| Charles Schwab Investment Management Inc | Buy | +328,832 | +72.7% | 781,060 | $3.65M | Q2 2026 | Aug 14, 2026 |
| Adage Capital Partners Gp, L.L.C. | Buy | +325,000 | — | 325,000 | $1.52M | Q2 2026 | Aug 14, 2026 |
| Bank Of America Corp | Buy | +297,118 | +12.6% | 2,656,359 | $12.41M | Q2 2026 | Aug 14, 2026 |
| Invesco Ltd. | Buy | +290,226 | — | 290,226 | $1.36M | Q2 2026 | Aug 14, 2026 |
| Adar1 Capital Management, Llc | Buy | +248,957 | +579.0% | 291,957 | $1.36M | Q2 2026 | Aug 14, 2026 |
| Barclays Plc | Sell | -243,361 | -76.6% | 74,516 | $347.99K | Q2 2026 | Aug 14, 2026 |
| Jacobs Levy Equity Management, Inc | Sell | -239,509 | -90.5% | 25,111 | $117.27K | Q2 2026 | Aug 14, 2026 |
| Atom Investors Lp | Buy | +228,304 | +167.8% | 364,351 | $1.70M | Q2 2026 | Aug 14, 2026 |
| Wellington Management Group Llp | Buy | +227,768 | — | 227,768 | $1.06M | Q2 2026 | Aug 14, 2026 |
| Toronto Dominion Bank | Sell | -174,023 | -99.6% | 640 | $2.99K | Q2 2026 | Aug 14, 2026 |
| Man Group Plc | Buy | +152,180 | +59.3% | 408,648 | $1.91M | Q2 2026 | Aug 14, 2026 |
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.
Related CCCC Institutional Insights
- CCCC Overview
- CCCC 13F Institutional Holders
- CCCC Top Institutional Shareholders
- Healthcare Sector Institutional Ownership
- Healthcare Sector Portfolio Overlap
- Institutional Portfolio Overlap & Shared Holdings
- Most Bought Healthcare Stocks By Institutional Investors
- Most Sold Healthcare Stocks By Institutional Investors
- CCCC Insider Trading & SEC Form 4 Activity
- CCCC Articles
- Top Institutional Investor Stock Rankings