// company-profile
C4 Therapeutics, Inc.
CCCC// activity-summary
Recent insider activity is bullish. Over the last 30 days, 2 insiders purchased shares (net $2K). Buying was led by Anderson Kenneth Carl.
// 90-day insight
Over the last 90 days, C4 Therapeutics, Inc. insiders bought $28K across 4 transactions with no open-market sales.
- Most active insider: Anderson Kenneth Carl with 3 transactions totaling $14K.
- Largest single purchase: $14K by GROGAN DONNA ROY on Apr 1, 2026.
Activity skews bullish — buys outpace sales.
Institutional Ownership
Top 13F-HR holders of C4 Therapeutics, Inc. as of 2026-03-31
Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jun 1, 2026 | Anderson Kenneth Carl | CCCC | Option Exercise | 1,070 | $0.00 | $0K |
| Jun 1, 2026 | Anderson Kenneth Carl | CCCC | Option Exercise | 1,070 | $2.11 | $2K |
| Apr 1, 2026 | GROGAN DONNA ROY | CCCC | Award | 5,370 | $2.70 | $14K |
| Apr 1, 2026 | Anderson Kenneth Carl | CCCC | Award | 4,259 | $2.70 | $11K |
| Feb 15, 2026 | Hirsch Andrew | CCCC | Option Exercise | 20,400 | $0.00 | $0K |
45 more transactions hidden
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