---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-23-037613"
form_type: "8-K"
ticker: "KOP"
cik: "0001315257"
company_name: "Koppers Holdings Inc."
filed_at: "2023-08-03T23:59:59+00:00"
generated_at: "2026-06-12T07:25:45.855016+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Koppers reports record Q2 sales $577.2M, diluted EPS $1.15; reaffirms FY outlook

## Summary
- Record quarterly sales of $577.2M, up 14.9% YoY; diluted EPS $1.15 vs $0.55 in prior year quarter.
- Adjusted EPS of $1.26 vs $0.97; adjusted net income $26.9M vs $20.5M.
- RUPS record sales $234.4M; PC record sales $180.9M; CMC sales $161.9M.
- Reaffirms 2023 outlook: sales ~$2.1B, adjusted EBITDA ~$250M, adjusted EPS ~$4.40.
- CEO says confident to meet/exceed $250M adjusted EBITDA target; on track for $300M by 2025.

## SEC filing metadata
- accession: 0000950170-23-037613
- form_type: 8-K
- ticker: KOP
- cik: 0001315257
- company_name: Koppers Holdings Inc.
- filed_at: 2023-08-03T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1315257/000095017023037613/0000950170-23-037613-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1315257/000095017023037613/kop-20230803.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-23-037613
- JSON: https://secwatch.observer/filing/0000950170-23-037613.json
- Plain text: https://secwatch.observer/filing/0000950170-23-037613.txt

## Key facts
- Earnings Releases
  Koppers Holdings Inc. reported second quarter 2023 results: revenue $577.2 million, net income $24.5 million, or $1.15 per diluted share, EPS $1.15 per diluted share. Guidance reaffirmed.
  - Period: second quarter 2023
  - Revenue: $577.2 million
  - Net income: $24.5 million, or $1.15 per diluted share
  - EPS: $1.15 per diluted share
  - Guidance: reaffirmed
  - Result: reported results
  source text: Koppers Reports Second Quarter 2023 Results; Reaffirms 2023 Outlook Record Quarter Sales of $577.2 Million vs. $502.5 Million in Prior Year Quarter Second Quarter Diluted EPS of $1.15 vs. $0.55 in Prior Year Quarter
  evidence_url: https://www.sec.gov/Archives/edgar/data/1315257/000095017023037613/0000950170-23-037613-index.htm

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