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Koppers Holdings Inc. (KOP)

Stock Price: $42.89 • 11/5/26

koppers.com

Illustration of generic treated wooden railroad ties and a utility pole

Koppers (KOP) makes treated railroad ties, utility poles and chemicals that protect wood.

June-quarter domestic utility pole volumes rose 16%, while first-half free cash flow reached $72.6 million. Its November 6 results will test whether stronger wood-treatment demand and plant changes can offset weaker margins elsewhere.

With a market cap of approximately $811 million, KOP trades at approximately 6.8x the midpoint of management's 2026 free cash flow forecast. Payment timing and lower inventory helped cash flow; substantial plant charges left the first half at a reported loss. Heavy debt, closure costs, environmental liabilities and dilution remain risks.

Opinion: KOP appears potentially undervalued if wood-treatment demand sustains cash flow and November's report supports debt reduction despite weaker margins and plant costs.

Past year (KOP)
KOP: 1-year daily closing price history KOP: daily USD prices within Nov 5, 2025 to Nov 5, 2026. Actual observations from Nov 5, 2025 to Nov 4, 2026. Daily closes adjusted for stock splits; excludes dividends. $52.33$39.50$26.67

Daily closes 路 through Nov 04, 2026 路 Yahoo Finance

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