Adam Crystal, Chief Medical Officer at C4 Therapeutics, Inc. (CCCC), sold 16,700 shares at $38.38 ($635K) on 2021-07-01, disclosed to the SEC on 2021-07-06.
Open-market sale of $635k 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 | $37.93 | 13,300 | $504K | 79.4% |
| 2 | $38.38 | 1,700 | $65K | 10.3% |
| 3 | $38.38 | 1,700 | $65K | 10.3% |
| Total | $38.02 avg | 16,700 | $635K | 100% |
| Filing → |
| TNGX | SELL | 2026-08-05 | $736K | — | Filing → |
| TNGX | SELL | 2026-07-02 | $799K | — | Filing → |
| TNGX | SELL | 2026-06-03 | $618K | — | Filing → |