Olivier Loeillot
CIK: 0001995525
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
REPLIGEN CORP
Discretionary Trading P&L
Holdings
Transaction History (25 total)
- Oct 5, 2026RGEN
REPLIGEN CORP
Sale(S)Direct1.3K shares at avg. $178.75$238K - Oct 5, 2026RGEN
REPLIGEN CORP
Exercise(M)Direct4.2K shares at avg. $154.96$651K - Oct 5, 2026RGEN
REPLIGEN CORP
Sale(S)Direct4.2K shares at avg. $190.00$798K - Oct 2, 2026RGEN
REPLIGEN CORP
Tax Payment(F)Direct1.2K shares at avg. $181.70$227K - Sep 24, 2026RGEN
REPLIGEN CORP
Sale(S)Direct8.4K shares at avg. $190.00$1.6M - Sep 24, 2026RGEN
REPLIGEN CORP
Sale(S)Direct4.5K shares at avg. $190.00$863K - Sep 24, 2026RGEN
REPLIGEN CORP
Exercise(M)Direct4.5K shares at avg. $155.38$706K - Sep 24, 2026RGEN
REPLIGEN CORP
Exercise(M)Direct8.4K shares at avg. $154.96$1.3M - Sep 21, 2026RGEN
REPLIGEN CORP
Sale(S)Direct5.4K shares at avg. $180.00$977K - Sep 21, 2026RGEN
REPLIGEN CORP
Exercise(M)Direct5.4K shares at avg. $141.79$769K - Sep 4, 2026RGEN
REPLIGEN CORP
Sale(S)Direct3K shares at avg. $165.90$504K - Sep 3, 2026RGEN
REPLIGEN CORP
Tax Payment(F)Direct2.8K shares at avg. $169.61$482K - Aug 20, 2026RGEN
REPLIGEN CORP
Exercise(M)Direct5.4K shares at avg. $141.79$769K - Aug 20, 2026RGEN
REPLIGEN CORP
Sale(S)Direct5.4K shares at avg. $180.00$977K - Apr 21, 2026RGEN
REPLIGEN CORP
Sale(S)Direct3.8K shares at avg. $140.00$536K - Mar 5, 2026RGEN
REPLIGEN CORP
Award(A)Direct24.1K shares- - Mar 2, 2026RGEN
REPLIGEN CORP
Tax Payment(F)Direct1.6K shares at avg. $124.97$201K - Feb 27, 2026RGEN
REPLIGEN CORP
Tax Payment(F)Direct344 shares at avg. $128.73$44K - Nov 25, 2025RGEN
REPLIGEN CORP
Sale(S)Direct7K shares at avg. $170.00$1.2M - Oct 2, 2025RGEN
REPLIGEN CORP
Tax Payment(F)Direct1.2K shares at avg. $145.23$181K - Sep 3, 2025RGEN
REPLIGEN CORP
Tax Payment(F)Direct2.5K shares at avg. $116.18$291K - Mar 3, 2025RGEN
REPLIGEN CORP
Award(A)Direct14.5K shares- - Feb 27, 2025RGEN
REPLIGEN CORP
Tax Payment(F)Direct343 shares at avg. $156.54$54K - Nov 20, 2024RGEN
REPLIGEN CORP
Tax Payment(F)Direct861 shares at avg. $123.41$106K - Sep 3, 2024RGEN
REPLIGEN CORP
Award(A)Direct17.6K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Oct 5, 2026 | RGEN REPLIGEN CORP | Sale(S) | 1,333 | $178.75 | $238,274 | Direct |
| Oct 5, 2026 | RGEN REPLIGEN CORP | Exercise(M) | 4,202 | $154.96 | $651,142 | Direct |
| Oct 5, 2026 | RGEN REPLIGEN CORP | Sale(S) | 4,202 | $190.00 | $798,380 | Direct |
| Oct 2, 2026 | RGEN REPLIGEN CORP | Tax Payment(F) | 1,248 | $181.70 | $226,762 | Direct |
| Sep 24, 2026 | RGEN REPLIGEN CORP | Sale(S) | 8,404 | $190.00 | $1,596,760 | Direct |
| Sep 24, 2026 | RGEN REPLIGEN CORP | Sale(S) | 4,542 | $190.00 | $862,980 | Direct |
| Sep 24, 2026 | RGEN REPLIGEN CORP | Exercise(M) | 4,542 | $155.38 | $705,736 | Direct |
| Sep 24, 2026 | RGEN REPLIGEN CORP | Exercise(M) | 8,404 | $154.96 | $1,302,284 | Direct |
| Sep 21, 2026 | RGEN REPLIGEN CORP | Sale(S) | 5,426 | $180.00 | $976,680 | Direct |
| Sep 21, 2026 | RGEN REPLIGEN CORP | Exercise(M) | 5,426 | $141.79 | $769,353 | Direct |
| Sep 4, 2026 | RGEN REPLIGEN CORP | Sale(S) | 3,035 | $165.90 | $503,507 | Direct |
| Sep 3, 2026 | RGEN REPLIGEN CORP | Tax Payment(F) | 2,842 | $169.61 | $482,032 | Direct |
| Aug 20, 2026 | RGEN REPLIGEN CORP | Exercise(M) | 5,426 | $141.79 | $769,353 | Direct |
| Aug 20, 2026 | RGEN REPLIGEN CORP | Sale(S) | 5,426 | $180.00 | $976,680 | Direct |
| Apr 21, 2026 | RGEN REPLIGEN CORP | Sale(S) | 3,832 | $140.00 | $536,480 | Direct |
| Mar 5, 2026 | RGEN REPLIGEN CORP | Award(A) | 24,134 | - | $0 | Direct |
| Mar 2, 2026 | RGEN REPLIGEN CORP | Tax Payment(F) | 1,610 | $124.97 | $201,202 | Direct |
| Feb 27, 2026 | RGEN REPLIGEN CORP | Tax Payment(F) | 344 | $128.73 | $44,283 | Direct |
| Nov 25, 2025 | RGEN REPLIGEN CORP | Sale(S) | 7,041 | $170.00 | $1,196,970 | Direct |
| Oct 2, 2025 | RGEN REPLIGEN CORP | Tax Payment(F) | 1,248 | $145.23 | $181,247 | Direct |
| Sep 3, 2025 | RGEN REPLIGEN CORP | Tax Payment(F) | 2,506 | $116.18 | $291,147 | Direct |
| Mar 3, 2025 | RGEN REPLIGEN CORP | Award(A) | 14,480 | - | - | Direct |
| Feb 27, 2025 | RGEN REPLIGEN CORP | Tax Payment(F) | 343 | $156.54 | $53,693 | Direct |
| Nov 20, 2024 | RGEN REPLIGEN CORP | Tax Payment(F) | 861 | $123.41 | $106,256 | Direct |
| Sep 3, 2024 | RGEN REPLIGEN CORP | Award(A) | 17,631 | - | $0 | Direct |
1-25 of 25 transactions
About Loeillot Olivier
Loeillot Olivier (SEC CIK 0001995525) files insider reports with the SEC as Chief Executive Officer of REPLIGEN CORP (RGEN).
Signal8 holds 16 ownership filings by Loeillot Olivier, all Form 4s, filed between Sep 4, 2024 and Oct 6, 2026. Those filings report 25 transactions, from Sep 3, 2024 to Oct 5, 2026. Signal8's Form 4 history starts in Sep 2024.
The business address on Loeillot Olivier's filings is in WALTHAM, MA.
Recent filings by Loeillot Olivier
- Oct 5, 2026: Open-market sale of RGEN shares (Form 4, code S).
- Oct 5, 2026: Option exercise of RGEN shares (Form 4, code M).
- Oct 5, 2026: Open-market sale of RGEN shares (Form 4, code S).
- Oct 2, 2026: Tax withholding of RGEN shares (Form 4, code F).
- Sep 24, 2026: Open-market sales of RGEN shares (2 lines, Form 4, code S).
Other insiders filing for REPLIGEN CORP (RGEN)
- Douglass Brian Robb, CHIEF PRODUCT OFFICER
- Garland Jason K, CFO
- Hughes Violetta, CHIEF ACCOUNTING OFFICER
- Madaus Martin D, Director
- Konstantinov Konstantin, Director
- Mhatre Rohin, Director