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Insider trade

Repligen (RGEN): Director exercised options on 2,434 shares

Glenn P Muir, Director at Repligen, reported an option exercise of 2,434 shares.

2,434
Shares · @ $38.76
Traded
May 7, 2026
Filed
May 8, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

  1. Apr 21, 2026InsiderCEO sold ~$536K of RGEN shares in the open market
  2. May 5, 2026Company filing · Form 8-K · ResultsReported its results

What came next

  1. May 28, 2026Federal contract · $175K obligatedDepartment of Health and Human Services awarded REPLIGEN CORP: $175K obligated to date
  2. Jun 25, 2026InsiderCFO sold ~$106K of RGEN shares in the open market
  3. Jul 16, 2026InsiderCFO sold ~$80K of RGEN shares in the open market
  4. Jul 21, 2026Company filing · Form 8-K · Material agreement, ResultsSigned an important agreement, and reported its results (and 2 more items)
  5. Jul 28, 2026Company filing · Form 8-K · ResultsReported its results
  6. Aug 20, 2026InsiderCEO sold ~$977K of RGEN shares in the open market
View the official recordSEC Form 4

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Repligen

For Repligen, OQRO holds 9 insider filings (SEC Form 4 or Form 144) and 1 federal contract award dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its RGEN page.

How this filing works

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Other disclosures at Repligen

Everything OQRO holds on this company is on its RGEN page.

This is one filing. OQRO holds the rest

Insider trades filed with the SEC, stock trades disclosed by members of Congress, fund holdings from 13F filings and federal contract awards, each one in plain words next to its official filing. On this page it opens why the trade stands out, what the company did around that time, the price since, and every field of the form.

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