Loeillot Olivier — SEC Form 4 filings

SEC reporting owner CIK 1995525. 13 Form 4 filings on record with FilingPulse; latest filed 2026-09-08.

Transaction summary — filings shown

Covers all 13 filings on record, filed 2024-02-29 to 2026-09-08. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.

By issuer — same filings

Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.

IssuerRole (as filed)FilingsPurchases (P)Sales (S)Other legs
REPLIGEN CORP (RGEN)Chief Executive Officer, Director134 legs · 19,334 sh · $3,213,63617

Form 4 filings — Loeillot Olivier

FiledFormIssuerReported transactionsSource
2026-09-084REPLIGEN CORP (RGEN)Tax withholding (F): 2,842 @ $169.61 · Sale (S): 3,035 @ $165.90EDGAR
2026-08-214REPLIGEN CORP (RGEN)Option exercise (M): 5,426 @ $141.79 · Sale (S): 5,426 @ $180 · Option exercise (M): 5,426 (derivative) @ $0EDGAR
2026-04-224REPLIGEN CORP (RGEN)Sale (S): 3,832 @ $140EDGAR
2026-03-234REPLIGEN CORP (RGEN)Grant/award (A): 24,134 @ $0 · Grant/award (A): 25,890 (derivative) @ $0EDGAR
2026-03-034REPLIGEN CORP (RGEN)Tax withholding (F): 344 @ $128.73 · Tax withholding (F): 1,610 @ $124.97EDGAR
2025-11-264REPLIGEN CORP (RGEN)Sale (S): 7,041 @ $170EDGAR
2025-10-064REPLIGEN CORP (RGEN)Tax withholding (F): 1,248 @ $145.23EDGAR
2025-09-044REPLIGEN CORP (RGEN)Tax withholding (F): 2,506 @ $116.18EDGAR
2025-03-044REPLIGEN CORP (RGEN)Grant/award (A): 14,480 @ $0 · Grant/award (A): 13,627 (derivative) @ $0EDGAR
2025-02-284REPLIGEN CORP (RGEN)Tax withholding (F): 343 @ $156.54EDGAR
2024-11-214REPLIGEN CORP (RGEN)Tax withholding (F): 861 @ $123.41EDGAR
2024-09-044REPLIGEN CORP (RGEN)Grant/award (A): 17,631 @ $0 · Grant/award (A): 16,278 (derivative) @ $0EDGAR
2024-02-294REPLIGEN CORP (RGEN)Grant/award (A): 2,880 @ $0 · Grant/award (A): 2,860 (derivative) @ $0EDGAR

FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.

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