---
schema_version: "secwatch.filing_event.v1"
accession: "0001315257-26-000004"
form_type: "8-K"
ticker: "KOP"
cik: "0001315257"
company_name: "Koppers Holdings Inc."
filed_at: "2026-01-09T23:59:59+00:00"
generated_at: "2026-05-16T11:02:19.381686+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Koppers CFO Jimmi Sue Smith retires; Bradley Pearce named interim CFO

## Summary
- Jimmi Sue Smith retired as CFO Jan 5, 2026; remains Treasurer/advisor through Feb 28, 2026.
- Bradley Pearce, Chief Accounting Officer since May 2019, named interim CFO and CAO.
- Company conducting external search for permanent CFO successor.
- Pearce's base salary increased to $400,000; cash incentive multiplier raised to 60% from 40%.
- Retirement not due to any disagreement or issues with financial statements or policies.

## SEC filing metadata
- accession: 0001315257-26-000004
- form_type: 8-K
- ticker: KOP
- cik: 0001315257
- company_name: Koppers Holdings Inc.
- filed_at: 2026-01-09T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1315257/000131525726000004/0001315257-26-000004-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1315257/000131525726000004/kop-20260105.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001315257-26-000004
- JSON: https://secwatch.observer/filing/0001315257-26-000004.json
- Plain text: https://secwatch.observer/filing/0001315257-26-000004.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.