Olivier Loeillot

Chief Executive Officer · Repligen

Olivier Loeillot (Chief Executive Officer) filed 7 Form 4 reports in the trailing twelve months (0 purchases, 7 sales), most often in Repligen Corporation (RGEN). The largest single filing was $2.5M of RGEN (12,946 sh across 2 lots, as filed), executed Sep 24. Data as of Nov 8 2026.

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Return, ttmiAverage return per filing, trailing twelve months

–

no purchases on file

Delay-adjustediThe same average, entered at disclosure dates

–

returns measure stock purchases only

Filings, ttm

0 buys · 7 sells

Median delay

–

measured on stock purchases

Volume, ttmiDollar value disclosed in the trailing twelve months

$6.5M

shares × price, as filed

Last traded

Oct 5

Filed Oct 6

Median ADV $191.8M across their filed names

Open performance→

Volume by month

Buys $0 Sells $7.7M

Shares × price, as filed · by filing month · past 24 months

Sectors filed on

Healthcare 7 filings

Sector per market data · by filing · past 12 months

Most traded names

RGEN

Repligen Corporation RGEN · 0 buys · 7 sells 7 filings

Recent filings

RGENSALE Repligen Corporation View filing → $1.0M
5,535 sh across 2 lots
Exec Oct 5
Filed Oct 6 · 4:18 PM ET RGENSALE Repligen Corporation View filing → $2.5M
12,946 sh across 2 lots
Exec Sep 24
Filed Sep 25 · 4:09 PM ET RGENSALE Repligen Corporation View filing → $977K
5,426 sh × $180.00
Exec Sep 21
Filed Sep 22 · 4:07 PM ET RGENSALE Repligen Corporation View filing → $504K
3,035 sh × $165.90
Exec Sep 4
Filed Sep 8 · 4:13 PM ET RGENSALE Repligen Corporation View filing → $977K
5,426 sh × $180.00
Exec Aug 20
Filed Aug 21 · 4:06 PM ET RGENSALE Repligen Corporation View filing → $536K
3,832 sh × $140.00
Exec Apr 21
Filed Apr 22 · 5:30 PM ET RGENSALE Repligen Corporation View filing → $1.2M
7,041 sh × $170.00
Exec Nov 25 2025
Filed Nov 26 2025 · 5:30 PM ET