Company · CIK 0001662579 · SIC 2836 — Biological Products, (No Diagnostic Substances) · Nasdaq
C4 Therapeutics, Inc. · CCCC
Insider activity reported against this company. All insider holders · On EDGAR ↗
Reported at this company — common stock
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 18, 2026 FMForm 4 → | Sep 21, 4:24 pm EDT | Kendra AdamsChief Financial Officer | 9,025 | $3.39 | $9,407 | 382,323 | — | |
| Jul 10, 2026 FMForm 4 → | Jul 13, 4:33 pm EDT | Leonard ReynoChief Medical Officer | 22,722 | $4.06 | $30,032 | 372,406 | — | |
| Jul 1, 2026 AForm 4 → | Jul 2, 4:04 pm EDT | Kenneth Carl AndersonDirector | 2,650 | $4.34 | $11,501 | 71,950 | — | |
| Jul 1, 2026 AForm 4 → | Jul 2, 4:04 pm EDT | Donna Roy GroganDirector | 3,341 | $4.34 | $14,500 | 74,853 | — | |
| Jun 1, 2026 MForm 4 → | Jun 4, 4:14 pm EDT | Kenneth Carl AndersonDirector | 1,070 | $2.11 | $2,258 | 69,300 | — | late |
Reported at this company — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jun 24, 2026 AForm 4 → | Jun 26, 8:33 pm EDT | Owen HughesDirector | 62,000 | — | — | 62,000 | — | |
| Jun 24, 2026 AForm 4 → | Jun 26, 8:26 pm EDT | Steven L. HoerterDirector | 62,000 | — | — | 62,000 | — | |
| Jun 24, 2026 AForm 4 → | Jun 26, 4:31 pm EDT | Utpal KoppikarDirector | 62,000 | — | — | 62,000 | — | |
| Jun 24, 2026 AForm 4 → | Jun 26, 4:30 pm EDT | Kenneth Carl AndersonDirector | 62,000 | — | — | 62,000 | — | |
| Jun 24, 2026 AForm 4 → | Jun 26, 4:29 pm EDT | Ronald Harold Wilfred CooperDirector | 62,000 | — | — | 62,000 | — | |
| Jun 24, 2026 AForm 4 → | Jun 26, 4:28 pm EDT | Laura BessenDirector | 62,000 | — | — | 62,000 | — | |
| Jun 24, 2026 AForm 4 → | Jun 26, 4:27 pm EDT | Stephen FawellDirector | 62,000 | — | — | 62,000 | — | |
| Jun 24, 2026 AForm 4 → | Jun 26, 4:25 pm EDT | Donna Roy GroganDirector | 62,000 | — | — | 62,000 | — | |
| Jun 1, 2026 MForm 4 → | Jun 4, 4:14 pm EDT | Kenneth Carl AndersonDirector | 1,070 | — | — | 0 | — | late |