Matthew B. Klein, CHIEF EXECUTIVE OFFICER at PTC THERAPEUTICS, INC. (PTCT), sold 8,089 shares at $76.64 ($620K) on 2025-12-30, disclosed to the SEC on 2026-01-02.
Seasonal sale ($620k) by CHIEF EXECUTIVE OFFICER — this insider has traded PTCT in December in at least three consecutive prior years. Pattern-driven, low signal.
Negative factors outweigh the positive ones.
| Filing → |
| PTCT | SELL | 2026-05-15 | $917K | — | Filing → |
| PTCT | SELL | 2026-04-23 | $202K | — | Filing → |
| PTCT | SELL | 2026-03-13 | $171K | — | Filing → |