REPLIGEN CORP
RGEN
34 insider filings · Latest: Oct 6, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| Nov 13, 2025 | Nov 13 9:11 PM | Hunt Anthony | Proposed Sale | 20,000 | $154.62 | $3.1M | — | View → |
| Nov 12, 2025 | Nov 12 9:37 PM | Hunt Anthony | Proposed Sale | 25,000 | $156.88 | $3.9M | — | View → |
| Sep 10, 2025 | Sep 10 8:22 PM | Hunt Anthony | Proposed Sale | 29,111 | $120.52 | $3.5M | — | View → |
| May 15, 2025 | May 15 2:25 PM | Hunt Anthony | Proposed Sale | 26,447 | $128.34 | $3.4M | — | View → |
| Mar 17, 2025 | Mar 17 2:04 PM | Hunt Anthony | Proposed Sale | 26,756 | $150.42 | $4.0M | — | View → |
| Nov 21, 2024 | Nov 21 8:52 PM | Anthony Hunt | Proposed Sale | 24,246 | $139.66 | $3.4M | — | View → |
| Sep 10, 2024 | Sep 10 8:03 PM | Hunt Anthony | Proposed Sale | 22,191 | $144.72 | $3.2M | — | View → |
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Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| Oct 6, 2026 | Oct 8 8:40 PM | Brian Robb DouglassCHIEF PRODUCT OFFICER | Grant/Award | 675 | $174.86 | 675(D) | View → |
| Oct 5, 2026 | Oct 6 8:18 PM | Olivier LoeillotDirector, Chief Executive Officer | Option Exercise | 4,202 | $154.96 | 8,405(D) | View → |
| Sep 24, 2026 | Sep 25 8:09 PM | Olivier LoeillotDirector, Chief Executive Officer | Option Exercise | 12,946 | $155.38 | 9,085(D) | View → |
| Sep 21, 2026 | Sep 22 8:07 PM | Olivier LoeillotDirector, Chief Executive Officer | Option Exercise | 5,426 | $141.79 | 5,426(D) | View → |
| Aug 20, 2026 | Aug 21 8:06 PM | Olivier LoeillotDirector, Chief Executive Officer | Option Exercise | 5,426 | $141.79 | 10,852(D) | View → |
| May 14, 2026 | May 18 8:05 PM | Martin D MadausDirector | Grant/Award | 2,239 | $103.38 | 2,239(D) | View → |
| May 14, 2026 | May 18 8:05 PM | Konstantin KonstantinovDirector | Grant/Award | 2,239 | $103.38 | 2,239(D) | View → |
| May 14, 2026 | May 18 8:05 PM | Rohin MhatreDirector | Grant/Award | 2,239 | $103.38 | 2,239(D) | View → |
| May 14, 2026 | May 18 8:05 PM | Manner Carrie EglintonDirector | Grant/Award | 2,239 | $103.38 | 2,239(D) | View → |
| May 14, 2026 | May 18 8:05 PM | Margaret PaxDirector | Grant/Award | 2,239 | $103.38 | 2,239(D) | View → |
| May 14, 2026 | May 18 8:05 PM | Glenn P MuirDirector | Grant/Award | 2,239 | $103.38 | 2,239(D) | View → |
| May 14, 2026 | May 18 8:05 PM | Karen A DawesDirector | Grant/Award | 2,239 | $103.38 | 2,239(D) | View → |
| May 14, 2026 | May 18 8:05 PM | Nicolas BarthelemyDirector | Grant/Award | 2,239 | $103.38 | 2,239(D) | View → |
| May 7, 2026 | May 8 6:48 PM | Glenn P MuirDirector | Option Exercise | 2,434 | $38.76 | 2,434(D) | View → |
| Mar 5, 2026 | Mar 23 4:00 PM | Ralf KuriyelSenior VP, R&D | Grant/Award | 5,669 | $141.91 | 5,669(D) | View → |
| Mar 5, 2026 | Mar 23 3:53 PM | Olivier LoeillotChief Executive Officer | Grant/Award | 25,890 | $141.91 | 25,890(D) | View → |
| Mar 5, 2026 | Mar 23 3:53 PM | James BylundChief Operating Officer | Grant/Award | 8,315 | $141.91 | 8,315(D) | View → |
| Mar 5, 2026 | Mar 23 3:51 PM | Jason K GarlandCFO | Grant/Award | 8,315 | $141.91 | 8,315(D) | View → |