Konstantinov Konstantin
SEC CIK 1774649 · EDGAR
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| RGEN | REPLIGEN CORP | Dir | 3,889 | — | — | 5 | 2022-05-26 | 2026-05-14 |
Most active insiders at RGEN, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Hunt Anthony | Dir | — | $7.01M |
| 2 | Loeillot Olivier | CEO, Dir | — | $4.19M |
| 3 | Bylund James | COO | — | $331.3K |
| 4 | Garland Jason K | CFO | — | $185.8K |
| 5 | DAWES KAREN A | Dir | — | $44.3K |
| 6 | Douglass Brian Robb | Chief PRODUCT Off | — | — |
| 7 | Pax Margaret | Dir | — | — |
| 8 | Hughes Violetta | CAO | — | — |
| 9 | Mhatre Rohin | Dir | — | — |
| 10 | Konstantinov Konstantin | Dir | — | — |
Transactions 5
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-05-18 16:05 | 2026-05-14 | RGEN | REPLIGEN CORP | Konstantinov Konstantin | Dir | A - Grant | $0.00 | +995 | 3,889 | +34% | $0 |
| D | 2025-05-19 | 2025-05-15 | RGEN | REPLIGEN CORP | Konstantinov Konstantin | Dir | A - Grant | $0.00 | +973 | 2,894 | +51% | $0 |
| D | 2024-05-20 | 2024-05-16 | RGEN | REPLIGEN CORP | Konstantinov Konstantin | Dir | A - Grant | $0.00 | +701 | 1,921 | +57% | $0 |
| D | 2023-05-22 | 2023-05-18 | RGEN | REPLIGEN CORP | Konstantinov Konstantin | Dir | A - Grant | $0.00 | +686 | 1,220 | +128% | $0 |
| D | 2022-05-31 | 2022-05-26 | RGEN | REPLIGEN CORP | Konstantinov Konstantin | Dir | A - Grant | $0.00 | +534 | 534 | New | $0 |
Purchase Sale Sale after option exercise All abbreviations