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AI brief of an SEC Form 8-K · Koppers Holdings (KOP)

Koppers Holdings adds Laura Posadas to board, expanding it to nine members

Neutral Impact 2 of 5 leadership Written later

Koppers Holdings' board increased its size from eight to nine directors and elected Laura Posadas, CEO of Canlak Coatings Inc., as a director effective November 5, 2025. The board determined she is independent, and she will stand for shareholder election at the 2026 Annual Meeting; her committee assignments have not yet been set.

Key points

  • Board expanded from eight to nine directors; Laura Posadas elected effective November 5, 2025
  • Posadas has been CEO of Canlak Coatings Inc. since October 2024 and previously was Chief Commercial Officer of Matrix Adhesives Group
  • Board determined Posadas is independent under NYSE listing requirements; committee roles not yet determined
  • She will receive standard non-employee director compensation described in the 2025 proxy statement

The filing

CompanyKoppers Holdings (KOP)
Form8-K, current report
Filed with the SECNov 5, 2025, 4:35 PM ET
Accession number0001315257-25-000006

Items reported: 5.02 Director / Officer Change

Read the filing on SEC.gov ↗

Written by AI on Nov 8, 2026, 2:07 AM ET, from this filing 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 November 05, 2025.

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