Jacquelyn L. Sumer, Chief Legal Officer at Cullinan Therapeutics, Inc. (CGEM), sold 3,742 shares at $13.62 ($51K) on 2026-02-20, disclosed to the SEC on 2026-02-23.
Seasonal sale ($51k) by Chief Legal Officer — this insider has traded CGEM in February in at least three consecutive prior years. Pattern-driven, low signal.
Negative factors outweigh the positive ones.
| Filing → |
| CGEM | SELL | 2025-02-27 | $32K | — | Filing → |
| CGEM | SELL | 2024-12-20 | $40K | — | Filing → |
| CGEM | SELL | 2023-12-22 | $12K | — | Filing → |