Olivier Loeillot, Chief Executive Officer at REPLIGEN CORP (RGEN), sold 3,832 shares at $140.00 ($536K) on 2026-04-21, disclosed to the SEC on 2026-04-22.
Open-market sale of $536k RGEN by Chief Executive 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.
| Filing → |
| RGEN | SELL | 2026-09-22 | $977K | — | Filing → |
| RGEN | SELL | 2026-09-08 | $504K | — | Filing → |
| RGEN | SELL | 2026-08-21 | $977K | — | Filing → |