Form 4 Tracker
REPLIGEN CORP
RGEN

24 insider filings · Latest: Jun 25, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Jun 25, 2026Jun 26 8:05 PMJason K GarlandCFO
Sale
733$145.00$106.3K19,359(D)

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Jun 25, 2026Jun 25 5:55 PMGarland Jason K
Proposed Sale
733$145.00$106.3K

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Apr 21, 2026Apr 22 5:26 PMOlivier LoeillotDirector, Chief Executive Officer
Sale
3,832$140.00$536.5K54,246(D)

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Apr 21, 2026Apr 21 4:44 PMLoeillot Olivier
Proposed Sale
3,832$140.00$536.5K

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Dec 17, 2025Dec 17 9:28 PMDAWES KAREN A
Proposed Sale
275$161.00$44.3K

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Nov 25, 2025Nov 25 5:06 PMLoeillot Olivier
Proposed Sale
7,041$170.00$1.2M

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Nov 18, 2025Nov 18 9:10 PMBylund James
Proposed Sale
2,191$151.21$331.3K

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Nov 13, 2025Nov 13 9:11 PMHunt Anthony
Proposed Sale
20,000$154.62$3.1M

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Nov 12, 2025Nov 12 9:37 PMHunt Anthony
Proposed Sale
25,000$156.88$3.9M

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Sep 10, 2025Sep 10 8:22 PMHunt Anthony
Proposed Sale
29,111$120.52$3.5M

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May 15, 2025May 15 2:25 PMHunt Anthony
Proposed Sale
26,447$128.34$3.4M

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Mar 17, 2025Mar 17 2:04 PMHunt Anthony
Proposed Sale
26,756$150.42$4.0M

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Nov 21, 2024Nov 21 8:52 PMAnthony Hunt
Proposed Sale
24,246$139.66$3.4M

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Sep 10, 2024Sep 10 8:03 PMHunt Anthony
Proposed Sale
22,191$144.72$3.2M

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
May 14, 2026May 18 8:05 PMMartin D MadausDirector
Grant/Award
2,239$103.382,239(D)

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May 14, 2026May 18 8:05 PMKonstantin KonstantinovDirector
Grant/Award
2,239$103.382,239(D)

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May 14, 2026May 18 8:05 PMManner Carrie EglintonDirector
Grant/Award
2,239$103.382,239(D)

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May 14, 2026May 18 8:05 PMRohin MhatreDirector
Grant/Award
2,239$103.382,239(D)

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May 14, 2026May 18 8:05 PMMargaret PaxDirector
Grant/Award
2,239$103.382,239(D)

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May 14, 2026May 18 8:05 PMKaren A DawesDirector
Grant/Award
2,239$103.382,239(D)

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May 14, 2026May 18 8:05 PMGlenn P MuirDirector
Grant/Award
2,239$103.382,239(D)

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May 14, 2026May 18 8:05 PMNicolas BarthelemyDirector
Grant/Award
2,239$103.382,239(D)

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May 7, 2026May 8 6:48 PMGlenn P MuirDirector
Option Exercise
2,434$38.762,434(D)

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Mar 5, 2026Mar 23 4:00 PMRalf KuriyelSenior VP, R&D
Grant/Award
5,669$141.915,669(D)

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Mar 5, 2026Mar 23 3:53 PMOlivier LoeillotChief Executive Officer
Grant/Award
25,890$141.9125,890(D)

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Mar 5, 2026Mar 23 3:53 PMJames BylundChief Operating Officer
Grant/Award
8,315$141.918,315(D)

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Mar 5, 2026Mar 23 3:51 PMJason K GarlandCFO
Grant/Award
8,315$141.918,315(D)

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