Insider · SEC Forms 3, 4, 5
CIK 1494730
All transactions
Every Form 4 row this person reported, newest first
Insider · SEC Forms 3, 4, 5
Every Form 4 row this person reported, newest first
Hughes Violetta (CIK 1991429) reported 3 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-09-02). Recent activity: Buy RGEN (2,466 shares), Sell RGEN (277 shares), Buy RGEN (4,142 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-02 | REPLIGEN CORP (RGEN) | CHIEF ACCOUNTING OFFICER | Buy | 2,466 | $0 |
| 2026-09-02 | REPLIGEN CORP (RGEN) | CHIEF ACCOUNTING OFFICER | Sell | 277 | $47,096 |
| 2025-09-04 | REPLIGEN CORP (RGEN) | CHIEF ACCOUNTING OFFICER | Buy | 4,142 | $0 |
Source: SEC Form 4 filings · as of 2026-09-02