C4 Therapeutics, Inc.
CCCC
19 insider filings · Latest: Jun 24, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| May 27, 2026 | May 29 12:31 AM | Mark Mossler | Proposed Sale | 9,087 | $3.91 | $35.5K | — | View → |
| Mar 9, 2026 | Mar 9 8:20 PM | JOLIE M SIEGEL | Proposed Sale | 101,175 | $3.74 | $378.8K | — | View → |
| Jan 16, 2026 | Jan 16 9:27 PM | Leonard ReynoChief Medical Officer | Sale | 10,000 | $2.22 | $22.2K | 156,382(D) | View → |
| Nov 18, 2024 | Nov 18 9:43 PM | Salter Malcolm | Proposed Sale | 13,000 | $4.19 | $54.5K | — | View → |
| Oct 18, 2024 | Oct 18 8:45 PM | Salter Malcolm | Proposed Sale | 13,000 | $6.41 | $83.3K | — | View → |
| Oct 11, 2024 | Oct 11 9:37 PM | Salter Malcolm | Proposed Sale | 8,561 | $5.38 | $46.1K | — | View → |
Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| Jun 24, 2026 | Jun 27 12:33 AM | Owen HughesDirector | Grant/Award | 62,000 | $4.25 | 62,000(D) | View → |
| Jun 24, 2026 | Jun 27 12:26 AM | Steven L. HoerterDirector | Grant/Award | 62,000 | $4.25 | 62,000(D) | View → |
| Jun 24, 2026 | Jun 26 8:31 PM | Utpal KoppikarDirector | Grant/Award | 62,000 | $4.25 | 62,000(D) | View → |
| Jun 24, 2026 | Jun 26 8:30 PM | Kenneth Carl AndersonDirector | Grant/Award | 62,000 | $4.25 | 62,000(D) | View → |
| Jun 24, 2026 | Jun 26 8:29 PM | Ronald Harold Wilfred CooperDirector | Grant/Award | 62,000 | $4.25 | 62,000(D) | View → |
| Jun 24, 2026 | Jun 26 8:28 PM | Laura BessenDirector | Grant/Award | 62,000 | $4.25 | 62,000(D) | View → |
| Jun 24, 2026 | Jun 26 8:27 PM | Stephen FawellDirector | Grant/Award | 62,000 | $4.25 | 62,000(D) | View → |
| Jun 24, 2026 | Jun 26 8:25 PM | Donna Roy GroganDirector | Grant/Award | 62,000 | $4.25 | 62,000(D) | View → |
| Jun 1, 2026 | Jun 4 8:14 PM | Kenneth Carl AndersonDirector | Option Exercise | 1,070 | $2.11 | 0(D) | View → |