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AI brief of an SEC Form 8-K · Repligen (RGEN)

Repligen director Karen Dawes to retire from board effective September 30, 2026

Neutral Impact 2 of 5 leadership Written later

Repligen director Karen A. Dawes notified the company on September 10, 2026 that she will retire from its Board of Directors after more than twenty years of service, effective September 30, 2026. The filing states her decision was not the result of any disagreement with the company over operations, policies or procedures.

Key points

  • Karen A. Dawes notified Repligen on September 10, 2026 of her retirement from the Board.
  • Retirement is effective September 30, 2026, after over twenty years of service.
  • Dawes said the successful CEO transition is complete and the company is well-positioned for its next phase of growth.
  • The filing states the retirement is not related to any disagreement with the company.

The filing

CompanyRepligen (RGEN)
Form8-K, current report
Filed with the SECSep 15, 2026, 4:04 PM ET
Accession number0001628280-26-062043

Items reported: 5.02 Director / Officer Change

Read the filing on SEC.gov ↗

Written by AI (Anthropic Claude, claude-haiku-5-5) on Nov 8, 2026, 12:56 AM ET, from the text of the filing and its press-release exhibits only. Written later: this filing was briefed after the fact, when past filings were added to the site, so the brief may be read with hindsight; the filing itself is the record of what was known on September 15, 2026.

Briefs are written by AI from the filing text (each brief's own page names the model) and can contain mistakes — open the filing before acting on anything. Impact (1-5) and tone are the model's reading of the filing for shareholders, not a price forecast. Not investment advice.