KOP vs ATI Stock Comparison

Koppers Holdings and Ati Prices as of Oct 23, 2026 Peers: Industry group
KOP Koppers Holdings Inc.
$40.18 -13.1% 1M +39.9% 1Y
Market cap
$761.29M
P/E
–
Revenue (TTM)
$1.89B
Div. yield
–
Specialty Chemicals Basic Materials
2 wins
ATI Ati Inc
$156.88 -14.7% 1M +75.2% 1Y
Market cap
$22.42B
P/E
47.1x
Revenue (TTM)
$4.72B
Div. yield
–
Specialty Chemicals Basic Materials
8 wins

Head to Head

10 decided of 12

Ati leads on 8 of the 12 questions below (Ati 8, Koppers Holdings 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionKOPATILeader
Larger companyMarket capitalisation $761.29M $22.42B ATI
Cheaper on earningsLower P/E, profitable companies only -8.8x 47.1x –
Cheaper on forward earningsLower price / next fiscal year consensus EPS 10.5x 32.9x KOP
Faster revenue growthRevenue growth, trailing twelve months -5.0% +4.6% ATI
More profitableNet margin, trailing twelve months -4.6% 10.1% ATI
Better return on capitalReturn on invested capital -2.7% 14.9% ATI
Less leveragedLower net debt / EBITDA 23.6x 1.6x ATI
Higher dividend yieldTrailing dividend yield 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months +39.9% +75.2% ATI
Better 5-year returnAnnualised price return, 5 years +3.1%/yr +58.0%/yr ATI
Less volatileAnnualised volatility, 1 year 35.4% 41.7% KOP
Higher overall scoreMean of the five percentile scores vs peers 47/100 58/100 ATI

Percentile Scorecard

KOPATI

Each axis is the mean percentile of its metrics against the company's industry group. 100 is the best in the group, 50 the middle.

Scores by Axis

AxisKOPATI
Valuation 73 #26 of 94 14 #81 of 94
Growth 26 #68 of 92 88 #12 of 92
Profitability 41 #53 of 89 91 #9 of 89
Financial Health 18 #80 of 97 49 #50 of 97
Shareholder Returns 78 #16 of 70 48 #37 of 70
Overall 47 58
  • KOP ranked among 99 companies in Chemicals
  • ATI ranked among 99 companies in Chemicals

Price Performance

Price return, split-adjusted, before dividends. Click a name to hide or show it.

Returns

PeriodKOPATISPY
1 month -13.1%-14.7% -1.0%
3 months -19.9%-20.7% +2.9%
6 months -0.2%+1.7% +6.4%
Year to date +48.4%+36.7% +11.4%
1 year +39.9%+75.2% +13.1%
3 years +13.0%+329.0% +79.4%
3 years, per year +4.1%+62.5% +21.5%
5 years +16.6%+882.3% +67.7%
5 years, per year +3.1%+58.0% +10.9%
10 years +18.6%+782.8% +255.2%
10 years, per year +1.7%+24.3% +13.5%

Risk

MeasureKOPATISPY
Volatility, 1Y 35.4%41.7% 12.7%
Downside volatility, 1Y 36.3%40.3% 12.7%
Beta vs S&P 500, 1Y 0.951.63 1.00
Return / volatility, 1Y 1.131.80 1.03
Max drawdown, 5Y -58.8%-38.0% -25.4%
From 52-week high -23.2%-32.3% -2.5%
52-week high $52.33$231.79 $779.14
52-week low $26.67$89.25 $631.97

Valuation History

Weekly multiples on trailing twelve-month fundamentals. Negative or extreme readings (a loss year, a collapsed denominator) are left out so the chart stays readable.

MultipleKOPATI
P/E now vs peer median -8.8xmedian 21.5x 44.9xmedian 21.5x
P/S now vs peer median 0.4xmedian 1.4x 4.5xmedian 1.4x
EV/EBITDA now vs peer median 44.5xmedian 12.4x 25.5xmedian 12.4x
P/FCF now vs peer median 5.5xmedian 15.5x 40.6xmedian 15.5x
P/B now vs peer median 2.0xmedian 1.6x 10.7xmedian 1.6x
PEG now vs peer median 0.19median 1.70 5.07median 1.70

Financial History

Reported figures by fiscal period, placed on the calendar year (or quarter) each period ended in, so companies with different fiscal years line up.

Trailing twelve monthsKOPATI
Revenue $1.89B $4.72B
Gross profit $423.40M $1.10B
Operating income -$42.30M $716.80M
Net income -$86.90M $488.90M
Free cash flow $138.70M $526.30M
EPS (diluted) $-4.54 $3.44
Cash & equivalents $40.70M $783.00M
Total debt $897.60M $2.19B
Shares (diluted) 19.13M 138.30M
Enterprise value $601.89M $20.44B

All Metrics

58 metrics · best in bold

Bold marks the best reading: the lowest positive value for multiples, leverage and payout, the highest for everything else. The bar under each value is its percentile against that company's own peers. Hover a value for its rank and the peer median.

Valuation

12 metrics
MetricKOPATI
P/E -8.8x 44.9x
P/FCF 5.5x 40.6x
P/Operating cash flow 4.0x 26.5x
P/S 0.4x 4.5x
P/B 2.0x 10.7x
P/Tangible book 2.6x 10.7x
EV/EBITDA 44.5x 25.5x
EV/EBIT -38.2x 31.8x
EV/Revenue 0.9x 4.8x
EV/FCF 11.7x 43.3x
EV/Operating cash flow 8.5x 28.3x
PEG (3Y EPS CAGR) 0.19 5.07

Growth

14 metrics
MetricKOPATI
Revenue growth (1Y) -5.0% 4.6%
Revenue CAGR (3Y) -3.5% 4.5%
Gross profit growth (1Y) -0.3% 15.7%
Gross profit CAGR (3Y) 2.9% 12.6%
Operating income growth (1Y) -134.6% 8.8%
Operating income CAGR (3Y) -30.9% 16.4%
Net income growth (1Y) -675.5% 12.9%
Net income CAGR (3Y) -44.9% 5.8%
EPS growth (1Y) -708.8% 17.9%
EPS CAGR (3Y) -46.9% 8.9%
Operating cash flow growth (1Y) 44.4% 69.9%
Operating cash flow CAGR (3Y) 34.2% –
Free cash flow growth (1Y) 92.9% 123.6%
Free cash flow CAGR (3Y) 83.6% –

Profitability

14 metrics
MetricKOPATI
Gross margin 22.4% 23.4%
EBITDA margin 1.9% 18.9%
Operating margin -2.2% 15.2%
Pretax margin -5.2% 12.7%
Net margin -4.6% 10.1%
FCF margin 7.3% 11.2%
Operating cash flow margin 10.1% 17.1%
Return on equity -18.6% 25.2%
Return on assets -4.8% 8.9%
Return on invested capital -2.7% 14.9%
Return on capital employed -2.8% 17.6%
Asset turnover 1.1x 0.9x
Cash conversion (OCF / net income) -2.2x 1.6x
Stock comp / revenue 0.6% 0.6%

Financial Health

11 metrics
MetricKOPATI
Debt / assets 52.1% 38.2%
Debt / equity 2.3x 1.1x
Net debt / EBITDA 23.6x 1.6x
Debt / FCF 6.5x 4.2x
Liabilities / assets 77.5% 65.2%
Equity / assets 22.5% 34.8%
Interest coverage -0.7x –
Current ratio 2.3x 2.3x
Quick ratio 0.9x 1.1x
Cash ratio 0.1x 0.6x
Altman Z-score 1.95 5.23

Shareholder Returns

7 metrics
MetricKOPATI
Dividend yield 0.9% –
Net buyback yield 6.8% 1.3%
Shareholder yield 7.7% 1.3%
Payout ratio (earnings) – –
Payout ratio (FCF) – –
Dividend growth (1Y) – –
Dividend CAGR (3Y) – –

Analyst Estimates

Solid lines are reported fiscal-year results; dashed lines are the consensus for the years ahead. Hover a year for the analysts' high and low, and how each result compared with its estimate.

ConsensusKOPATI
Forward P/E 10.5xFY2026 32.9xFY2026
EPS, next fiscal year $3.83FY2026 $4.77FY2026
EPS growth, next FY -5.9%FY2026 +47.2%FY2026
EPS growth, the year after +23.5% +23.5%
Revenue, next fiscal year $1.85BFY2026 $5.24BFY2026
Revenue growth, next FY -1.6%FY2026 +14.2%FY2026
Revenue growth, the year after +2.4% +13.1%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersKOPATI
Held by institutions 100.0% 93.5%
Institutions holding 219 785
Change in shares held, QoQ +1.7% +0.9%
Institutions buying 108 478
Institutions selling 66 217
Buyers to sellers 1.64 2.20

Return Correlation

Daily returns, last 12 months

1.00 means two stocks move in lockstep, 0 that they move independently. Pairs below about 0.5 diversify each other.

KOPATI
KOP 1.00 0.24
ATI 0.24 1.00

Add a Peer

Largest companies in the same industry

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Frequently Asked Questions

Which is bigger, KOP and ATI?

Ati (ATI) is the largest by market capitalisation: Koppers Holdings (KOP) $761.29M, Ati (ATI) $22.42B.

Which company is growing faster?

Ati (ATI) grew revenue fastest over the trailing twelve months: Koppers Holdings (KOP) -5.0%, Ati (ATI) +4.6%.

Which company is more profitable?

Ati (ATI) has the highest net margin (Koppers Holdings (KOP) -4.6%, Ati (ATI) 10.1%). On return on invested capital, Ati (ATI) leads (Koppers Holdings (KOP) -2.7%, Ati (ATI) 14.9%).

Which stock has performed better?

Over the past year Ati (ATI) returned the most: Koppers Holdings (KOP) +39.9%, Ati (ATI) +75.2%. Over five years, Ati (ATI) compounded fastest (Koppers Holdings (KOP) +3.1%/yr, Ati (ATI) +58.0%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Koppers Holdings (KOP) has been the steadiest (Koppers Holdings (KOP) 35.4%, Ati (ATI) 41.7%). Volatility measures how widely the price swings, not the risk of the business.

Do KOP and ATI move together?

Their daily returns over the past year have a correlation of 0.24, a weak relationship. Holding both diversifies more than two closely linked stocks would.

Which is the better stock, KOP and ATI?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Ati (ATI) leads on 8. Business Quant does not give investment advice; use the comparison as a starting point for your own research.

Data from SEC filings, exchange prices and consensus estimates, via Business Quant. Percentile scores compare each company with its own peer group, so two companies' scores are each relative to different peers unless you rank against the whole market. Price returns exclude dividends. Nothing on this page is investment advice.