Adam Crystal, Chief Medical Officer at C4 Therapeutics, Inc. (CCCC), sold 19,121 shares at $37.16 ($720K) on 2021-04-05, disclosed to the SEC on 2021-04-06.
Open-market sale of $720k CCCC by Chief Medical Officer. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $37.16 | 4,121 | $153K | 21.3% |
| 2 | $37.16 | 4,121 | $153K | 21.3% |
| 3 | $38.00 | 10,879 | $413K | 57.4% |
| Total | $37.64 avg | 19,121 | $720K | 100% |
| Filing → |
| TNGX | SELL | 2026-08-05 | $736K | — | Filing → |
| TNGX | SELL | 2026-07-02 | $799K | — | Filing → |
| TNGX | SELL | 2026-06-03 | $618K | — | Filing → |