Koppers Holdings Inc. (KOP) stock

KOPNYSELumber & Wood Products (No Furniture)Fiscal year ends December 31

Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Nov 6, 2026Score 9/3046% below fair value

$31.16−0.54 (-1.70%)

Close on Nov 13, 2026Market cap $589.28MP/E –Yield 1.03%

Koppers statistics

106 measures from SEC filings and the closing price. Hover a name for the formula; the last column is the median of companies in the same industry group.

Important dates

Next earnings: Feb 25, 2027 (estimated, before the open)
Last ex-dividend date: Aug 28, 2026
Fundamentals through: Sep 30, 2026
Share price as of: Nov 13, 2026

Valuation ratiosIndustry

Market Cap: $589.28M; $4.92B
Enterprise Value: $1.43B; $4.32B
PS Ratio: 0.31; 1.85
PB Ratio: 1.46; 3.11
P/FCF Ratio: 4.89; 21.13
P/OCF Ratio: 3.43; 16.15

Enterprise valuationIndustry

EV / Sales: 0.75; 1.79
EV / EBITDA: 122.62; 18.16
EV / FCF: 11.91; 18.80

Share statisticsIndustry

Shares Outstanding: 19M; 63M
Shares Change (YoY): -2.88%; -2.88%
Shares Change (QoQ): -0.56%; -0.28%
Float: 17M; 54M
Shares Held by Insiders: 11.2%; 6.55%
Shares Held by Institutions: 102.6%; 101.8%

Short sellingIndustry

Short Interest: 719,458; –
Short Interest Change: -2.73%; -3.83%
Short % of Float: 4.28%; 5.90%
Short % of Shares Outstanding: 3.80%; 4.78%
Days to Cover: 4.73; 4.80

Stock price statisticsIndustry

52-Week High: $53.00; –
52-Week Low: $26.52; –
20-Day Moving Average: $38.14; –
50-Day Moving Average: $42.57; –
200-Day Moving Average: $41.84; –
Average True Range (14): $2.19; –
Price Change (1 Week): 3.97%; -0.54%
Price Change (1 Month): -28.3%; 9.31%
Price Change (3 Months): -34.3%; -2.41%
Price Change (6 Months): -23.4%; 11.6%
Price Change (YTD): 15.1%; 8.17%
Price Change (1 Year): 9.14%; 9.14%
Price Change (3 Years): -29.0%; -20.1%
Price Change (5 Years): -9.94%; -10.0%
Price Change (10 Years): -15.6%; 182.5%
Average Volume (10 Days): 245,137; –
Average Volume (20 Days): 200,915; –
Average Volume (90 Days): 178,721; –
Relative Volume: 0.96; 0.68
Relative Strength Index (14): 26.9; 47.5
Volatility (1 Year): 43.5%; 43.5%
Beta (5 Years): 1.07; 1.18

MarginsIndustry

Gross Margin: 21.3%; 23.1%
Operating Margin: -3.34%; 5.36%
Pretax Margin: -6.13%; 4.04%
Profit Margin: -5.03%; 6.84%
EBITDA Margin: 0.61%; 9.16%
FCF Margin: 6.32%; 7.39%

Returns on capitalIndustry

Return on Equity (ROE): -20.3%; 11.4%
Return on Assets (ROA): -5.32%; 8.73%
Return on Invested Capital (ROIC): -3.76%; 11.6%
Return on Capital Employed (ROCE): -4.45%; 8.36%

Financial positionIndustry

Current Ratio: 2.37; 2.25
Quick Ratio: 0.87; 0.96
Debt / Equity: 2.21; 0.20
Debt / EBITDA: 75.91; 5.69
Debt / FCF: 7.37; –
Net Debt / EBITDA: 72.26; 4.69
Interest Coverage: -1.05; 3.17

GrowthIndustry

Revenue Growth (YoY): -0.85%; -1.91%
Net Income Growth (YoY): -696.3%; -15.5%
EPS Growth (YoY): -735.8%; -12.3%
FCF Growth (YoY): 26.7%; 26.7%
Revenue Growth (3Y CAGR): -1.73%; -6.40%
Revenue Growth (5Y CAGR): 2.40%; 4.27%
EPS Growth (3Y CAGR): -2.76%; -14.0%
EPS Growth (5Y CAGR): -13.7%; 3.34%

EfficiencyIndustry

Asset Turnover: 1.06; 1.00
Inventory Turnover: 3.81; 5.21
Revenue Per Employee: $1.96M; $464.27K
Profits Per Employee: -$98.87K; $36.85K
Employee Count: 971; 1,839
WACC: 7.39%; 9.61%

Income statement (TTM)Industry

Revenue: $1.91B; $2.43B
Gross Profit: $405.60M; $480.46M
Operating Income: -$63.70M; $74.00M
Pretax Income: -$116.90M; $75.71M
Net Income: -$96.00M; $62.73M
EBITDA: $11.70M; $226.00M
EPS (Diluted): -$5.15; $1.72

Balance sheetIndustry

Cash & Short-Term Investments: $42.80M; $149.51M
Total Debt: $888.20M; $324.00M
Net Cash (Debt): -$845.40M; $1.53M
Net Cash Per Share: -$44.70; $0.02
Equity (Book Value): $402.50M; $796.40M
Book Value Per Share: $21.28; $22.89
Tangible Book Value: -$20.10M; $737.23M
Working Capital: $390.40M; $466.43M

Cash flow (TTM)Industry

Operating Cash Flow: $172.00M; $215.00M
Capital Expenditures: -$51.50M; -$76.81M
Free Cash Flow: $120.50M; $80.63M
FCF Per Share: $6.37; $2.00

Dividends and yieldsIndustry

Earnings Yield: -16.3%; 3.51%
FCF Yield: 20.4%; 4.44%
Dividend Yield: 1.03%; 1.76%
Buyback Yield: 9.11%; 2.72%
Shareholder Yield: 10.1%; 3.99%
Dividend Per Share: $0.32; $1.13
Dividend Growth (YoY): 14.3%; 5.09%
Years of Dividend Growth: 3; 3
FCF Payout Ratio: 5.98%; –

Taxes and interestIndustry

Interest Expense: $60.40M; $18.00M
Income Tax: -$20.90M; $12.31M

Scores and fair valueIndustry

Altman Z-Score: 1.86; 5.56
Piotroski F-Score: 8; 6
Beneish M-Score: -2.85; -2.85

Total return vs. the S&P 500

Price change plus reinvested dividends, to the close on Nov 13, 2026. The S&P 500 is measured by the SPY fund.

Period	KOP	S&P 500	Difference	KOP per year	S&P 500 per year
1 month	-29.8%	-3.0%	−26.8 pts
3 months	-32.5%	-2.8%	−29.7 pts
Year to date	+15.8%	+11.5%	+4.3 pts
1 year	+7.0%	+13.5%	−6.5 pts
3 years	-21.8%	+77.7%	−99.5 pts	-7.9%	+21.1%
5 years	-6.5%	+72.6%	−79.1 pts	-1.3%	+11.5%
10 years	-11.1%	+308.2%	−319.3 pts	-1.2%	+15.1%

Short interest

Shares sold short and not yet covered, reported by brokers to FINRA twice a month. Latest settlement date Oct 30, 2026.

1M KOP shares were sold short on Oct 30, 2026, down 2.7% from the previous report, or 4.28% of the shares available to trade. At recent volumes it would take 4.7 days to buy them back. Over the last 20 sessions, 55.6% of the volume reported to FINRA was short selling.

Settlement date	Shares short	Change	Avg. daily volume	Days to cover
Oct 30, 2026	719,458	-2.7%	152,259	4.7
Oct 15, 2026	739,634	-7.7%	154,999	4.8
Sep 30, 2026	800,969	+4.1%	179,270	4.5
Sep 15, 2026	769,075	-19.1%	162,060	4.8
Aug 31, 2026	950,642	+21.6%	162,778	5.8
Aug 14, 2026	781,631	+9.6%	253,257	3.1
Jul 31, 2026	713,171	-5.3%	156,875	4.5
Jul 15, 2026	753,012	-8.7%	149,425	5.0
Jun 30, 2026	825,039	-1.3%	206,646	4.0
Jun 15, 2026	836,076	-21.6%	168,659	5.0
May 29, 2026	1,066,235	+26.5%	168,024	6.3
May 15, 2026	842,942	-2.2%	227,855	3.7