Koppers Holdings [KOP] vs Innospec [IOSP] Detailed Stock Comparison

Koppers Holdings Inc.

NYSE
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Innospec Inc.

NASDAQ
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TLDR: Quick Comparison Summary

Based on 21 vital metrics comparison: Koppers Holdings Inc. wins in 13 metrics, Innospec Inc. wins in 8 metrics, with 0 ties. Koppers Holdings Inc. appears stronger overall.

View Metrics Details

Vital Metrics Comparison

Metric Koppers Holdings Inc. Innospec Inc. Better
P/E Ratio (TTM) 13.64 16.05 Koppers Holdings Inc.
Price-to-Book Ratio 1.27 1.40 Koppers Holdings Inc.
Debt-to-Equity Ratio 178.62 3.95 Innospec Inc.
PEG Ratio -0.03 -0.10 Koppers Holdings Inc.
EV/EBITDA 5.52 8.14 Koppers Holdings Inc.
Profit Margin (TTM) 2.98% 6.56% Innospec Inc.
Operating Margin (TTM) 10.56% 10.32% Koppers Holdings Inc.
EBITDA Margin (TTM) 10.56% 10.32% Koppers Holdings Inc.
Return on Equity 10.53% 9.15% Koppers Holdings Inc.
Return on Assets (TTM) 7.91% 5.47% Koppers Holdings Inc.
Free Cash Flow (TTM) $67.50M $62.80M Koppers Holdings Inc.
Dividend Yield 0.88% 3.27% Innospec Inc.
1-Year Return 36.04% 2.15% Koppers Holdings Inc.
Price-to-Sales Ratio (TTM) 0.39 1.05 Koppers Holdings Inc.
Enterprise Value $1.72B $1.62B Koppers Holdings Inc.
EV/Revenue Ratio 0.92 0.91 Innospec Inc.
Gross Profit Margin (TTM) 25.61% 27.96% Innospec Inc.
Revenue per Share (TTM) $95 $71 Koppers Holdings Inc.
Earnings per Share (Diluted) $2.75 $4.67 Innospec Inc.
Beta (Stock Volatility) 1.30 0.88 Innospec Inc.
Short % of Float 4.83% 2.24% Innospec Inc.

Koppers Holdings Inc. vs Innospec Inc. Stock Performance Analysis

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KOP
IOSP

Performance Comparison

Short-term Returns

Stock1D1W1M3M6MYTD
Koppers Holdings Inc.2.28%7.71%9.14%15.66%55.84%66.48%
Innospec Inc.-1.71%4.58%8.91%24.94%8.59%11.58%

Long-term Returns

Stock1Y3Y5Y10Y15Y20Y
Koppers Holdings Inc.36.04%27.04%40.26%47.40%24.38%143.74%
Innospec Inc.2.15%-14.33%-5.42%82.80%179.23%647.75%

Performance & Financial Health Analysis: Koppers Holdings Inc. vs Innospec Inc.

MetricKOPIOSP
Market Information
Market Cap i$759.06M$1.91B
Market Cap CategorySmall capSmall cap
10 Day Avg. Volume i123,035173,538
90 Day Avg. Volume i232,048269,069
Last Close$44.40$85.11
52 Week Range$25.00 - $46.40$65.51 - $92.14
% from 52W High-4.31%-7.63%
All-Time High$58.23 (Feb 26, 2024)$133.71 (May 06, 2024)
% from All-Time High-23.75%-36.35%
Growth Metrics
Quarterly Revenue Growth-0.09%-0.02%
Quarterly Earnings Growth-0.09%-0.02%
Financial Health
Profit Margin (TTM) i0.03%0.07%
Operating Margin (TTM) i0.11%0.10%
Return on Equity (TTM) i0.11%0.09%
Debt to Equity (MRQ) i178.623.95
Cash & Liquidity
Book Value per Share (MRQ)$29.50$53.52
Cash per Share (MRQ)$1.94$11.81
Operating Cash Flow (TTM) i$122.50M$138.30M
Levered Free Cash Flow (TTM) i$44.46M$17.50M
Dividends
Last 12-Month Dividend Yield i0.88%3.27%
Last 12-Month Dividend i$0.33$2.50

Valuation & Enterprise Metrics Analysis: Koppers Holdings Inc. vs Innospec Inc.

MetricKOP (Apr 24, 2026)IOSP (Apr 24, 2026)
Price Ratios
P/E Ratio (TTM) i13.6416.05
Forward P/E i7.9011.99
PEG Ratio i-0.03-0.10
Price to Sales (TTM) i0.391.05
Price to Book (MRQ) i1.271.40
Market Capitalization
Market Capitalization i$759.06M$1.91B
Enterprise Value i$1.72B$1.62B
Enterprise Value Metrics
Enterprise to Revenue i0.920.91
Enterprise to EBITDA i5.528.14
Risk & Other Metrics
Beta i1.300.88
Book Value per Share (MRQ) i$29.50$53.52

Financial Statements Comparison: Koppers Holdings Inc. vs Innospec Inc.

Financial Metrics

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Revenue

Operating Margin

Profit Margin

Long Term Debt

Income Flow Analysis

Financial Statements Comparison

Income Statement

MetricKOP (2025)IOSP (2025)
Revenue/Sales i1.88B1.78B
Cost of Goods Sold i1.43B1.29B
COGS % of Revenue i76.2%72.3%
Gross Profit i447.80M492.40M
Gross Margin i23.8%27.7%
Research & Development iN/A51.00M
Operating Income (EBIT) i219.30M156.30M
Operating Margin i11.7%8.8%
EBITDA i272.40M225.00M
EBITDA Margin i14.5%12.7%
Pre-Tax Income i81.20M138.10M
Pre-Tax Income % of Revenue i4.3%7.8%
Income Tax i25.20M21.50M
Income Tax % of Revenue i1.3%1.2%
Net Income (Profit) i56.00M116.60M
Profit Margin i3.0%6.6%

Balance Sheet & Liquidity Metrics

MetricKOP (2025)IOSP (2025)
Cash & Equivalents i38.00M292.50M
Total Current Assets i668.70M1.00B
Total Current Assets % of Revenue i35.6%56.5%
Total Current Liabilities i227.10M360.10M
Total Current Liabilities % of Revenue i12.1%20.3%
Long-Term Debt i990.40M36.80M
Long-Term Debt % of Revenue i52.7%2.1%
Total Shareholders Equity i574.30M1.33B
Retained Earnings i539.40M1.10B
Retained Earnings % of Revenue i28.7%61.8%
Property, Plant & Equipment i102.90M561.60M

Cash Flow Statement Comparison

MetricKOP (2025)IOSP (2025)
Operating Cash Flow i144.40M113.80M
Operating Cash Flow % of Revenue i7.7%6.4%
Capital Expenditures iN/A1.10M
Free Cash Flow i67.50M62.80M
FCF Margin i3.6%3.5%
Debt Repayment i-571.00M0
Common Stock Repurchase i-38.20M-23.90M

Short Interest & Institutional Ownership Analysis

MetricKOPIOSP
Shares Short i710,835403,648
Short Ratio i2.321.39
Short % of Float i4.83%2.24%
Shares Outstanding i19.46M24.78M
Float Shares i18.45M24.47M
% Held by Insiders i7.47%1.34%
% Held by Institutions i102.45%101.55%
% Held by Public i-9.92%-2.89%

Dividend Analysis & Yield Comparison: Koppers Holdings Inc. vs Innospec Inc.

MetricKOPIOSP
Last 12-Month Dividend i$0.33$2.50
Last 12-Month Dividend Yield i0.88%3.27%
3-Year Avg Annual Dividend i$0.29$1.77
3-Year Avg Dividend Yield i0.21%0.77%
3-Year Total Dividends i$0.87$5.32
Ex-Dividend DateMar 06, 2026Nov 18, 2025