James Bylund, Chief Operating Officer at REPLIGEN CORP (RGEN), sold 4,382 shares at $151.21 ($663K) on 2025-11-18, disclosed to the SEC on 2025-11-19.
Open-market sale of $663k RGEN by Chief Operating 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 | $151.21 | 2,191 | $331K | 50.0% |
| 2 | $151.21 | 2,191 | $331K | 50.0% |
| Total | $151.21 avg | 4,382 | $663K | 100% |
| Filing → |
| RGEN | SELL | 2021-04-08 | $74K | — | Filing → |