KLAC vs MKSI vs RPM Stock Comparison

Kla, Mks and Rpm International Prices as of Nov 5, 2026 Peers: Industry group
KLAC Kla Corp
$129.80 -34.3% 1M +5.8% 1Y
Market cap
$180.03B
P/E
34.2x
Revenue (TTM)
$14.51B
Div. yield
0.01%
Semiconductor Equipment Technology
6 wins
MKSI Mks Inc
$176.63 -37.2% 1M +26.2% 1Y
Market cap
$13.01B
P/E
21.6x
Revenue (TTM)
$4.77B
Div. yield
0.01%
Semiconductor Equipment Technology
4 wins
RPM Rpm International Inc/De/
$105.33 +7.1% 1M -2.1% 1Y
Market cap
$13.10B
P/E
19.0x
Revenue (TTM)
$7.97B
Div. yield
–
Paints and Coatings Basic Materials
2 wins

Head to Head

12 decided of 12

Kla leads on 6 of the 12 questions below (Kla 6, Mks 4, Rpm International 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionKLACMKSIRPMLeader
Larger companyMarket capitalisation $180.03B $13.01B $13.10B KLAC
Cheaper on earningsLower P/E, profitable companies only 34.2x 21.6x 19.0x RPM
Cheaper on forward earningsLower price / next fiscal year consensus EPS 22.9x 13.1x 18.9x MKSI
Faster revenue growthRevenue growth, trailing twelve months +15.8% +24.6% +6.0% MKSI
More profitableNet margin, trailing twelve months 36.2% 12.6% 8.7% KLAC
Better return on capitalReturn on invested capital 43.4% 10.8% 12.5% KLAC
Less leveragedLower net debt / EBITDA 0.6x 2.5x 1.8x KLAC
Higher dividend yieldTrailing dividend yield 0.01% 0.01% 0.00% KLAC
Better 1-year returnPrice return, last 12 months +5.8% +26.2% -2.1% MKSI
Better 5-year returnAnnualised price return, 5 years +25.5%/yr +2.0%/yr +3.2%/yr KLAC
Less volatileAnnualised volatility, 1 year 63.7% 63.0% 30.7% RPM
Higher overall scoreMean of the five percentile scores vs peers 60/100 61/100 60/100 MKSI

Percentile Scorecard

KLACMKSIRPM

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

AxisKLACMKSIRPM
Valuation 42 #55 of 94 82 #18 of 94 49 #49 of 95
Growth 51 #46 of 92 84 #16 of 92 59 #39 of 93
Profitability 97 #4 of 90 63 #34 of 90 85 #14 of 89
Financial Health 21 #80 of 101 1 #100 of 101 54 #45 of 96
Shareholder Returns 88 #11 of 81 74 #22 of 81 54 #35 of 75
Overall 60 61 60
  • KLAC ranked among 103 companies in Semiconductors
  • MKSI ranked among 103 companies in Semiconductors
  • RPM ranked among 99 companies in Chemicals

Price Performance

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

Returns

PeriodKLACMKSIRPMSPY
1 month -34.3%-37.2%+7.1% -5.9%
3 months -32.8%-39.4%-8.9% -4.6%
6 months -26.4%-41.3%+3.9% +0.2%
Year to date +6.8%+10.5%+1.3% +7.5%
1 year +5.8%+26.2%-2.1% +8.2%
3 years +160.2%+160.2%+9.5% +68.3%
3 years, per year +37.6%+37.6%+3.1% +19.0%
5 years +211.5%+10.2%+17.3% +56.5%
5 years, per year +25.5%+2.0%+3.2% +9.4%
10 years +1,641.8%+263.4%+123.5% +251.5%
10 years, per year +33.1%+13.8%+8.4% +13.4%

Risk

MeasureKLACMKSIRPMSPY
Volatility, 1Y 63.7%63.0%30.7% 13.6%
Downside volatility, 1Y 69.6%67.5%26.8% 14.2%
Beta vs S&P 500, 1Y 2.782.680.92 1.00
Return / volatility, 1Y 0.090.42-0.07 0.60
Max drawdown, 5Y -57.0%-67.5%-33.5% -25.4%
From 52-week high -57.0%-60.3%-12.3% -5.9%
52-week high $301.71$444.80$120.17 $779.14
52-week low $109.71$138.49$93.23 $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.

MultipleKLACMKSIRPM
P/E now vs peer median 32.2xmedian 35.6x 19.9xmedian 35.6x 19.3xmedian 21.2x
P/S now vs peer median 11.7xmedian 5.8x 2.5xmedian 5.8x 1.7xmedian 1.3x
EV/EBITDA now vs peer median 26.3xmedian 21.9x 12.2xmedian 21.9x 13.2xmedian 11.7x
P/FCF now vs peer median 41.9xmedian 30.7x 21.6xmedian 30.7x 19.0xmedian 17.0x
P/B now vs peer median 25.9xmedian 3.5x 3.6xmedian 3.5x 3.9xmedian 1.5x
PEG now vs peer median 1.53median 1.25 0.61median 1.25 1.76median 1.76

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 monthsKLACMKSIRPM
Revenue $14.51B $4.77B $7.97B
Gross profit $8.92B $2.26B $3.28B
Operating income $6.19B $869.00M $961.65M
Net income $5.26B $602.00M $691.27M
Free cash flow $4.04B $552.00M $705.58M
R&D $1.57B $314.00M –
EPS (diluted) $4.01 $8.30 $5.42
Cash & equivalents $1.53B $676.00M $312.84M
Total debt $5.72B $3.78B $2.41B
Shares (diluted) 1.31B 72.50M 127.24M
Enterprise value $172.61B $10.48B $11.86B

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
MetricKLACMKSIRPM
P/E 32.2x 19.9x 19.3x
P/FCF 41.9x 21.6x 19.0x
P/Operating cash flow 37.5x 16.4x 14.5x
P/S 11.7x 2.5x 1.7x
P/B 25.9x 3.6x 3.9x
P/Tangible book 26.8x 9.1x 5.0x
EV/EBITDA 26.3x 12.2x 13.2x
EV/EBIT 28.0x 17.3x 16.1x
EV/Revenue 11.9x 3.2x 1.9x
EV/FCF 42.9x 27.3x 22.0x
EV/Operating cash flow 38.4x 20.6x 16.8x
PEG (3Y EPS CAGR) 1.53 0.61 1.76

Growth

14 metrics
MetricKLACMKSIRPM
Revenue growth (1Y) 15.8% 24.6% 6.0%
Revenue CAGR (3Y) 12.6% 7.7% 2.8%
Gross profit growth (1Y) 16.1% 25.3% 5.5%
Gross profit CAGR (3Y) 13.8% 9.5% 5.0%
Operating income growth (1Y) 18.2% 67.1% 9.0%
Operating income CAGR (3Y) 17.8% 37.8% 5.9%
Net income growth (1Y) 24.1% 115.8% 0.2%
Net income CAGR (3Y) 19.2% 33.0% 10.5%
EPS growth (1Y) 25.3% 101.2% 0.8%
EPS CAGR (3Y) 21.0% 32.5% 11.0%
Operating cash flow growth (1Y) 6.2% 7.5% 22.1%
Operating cash flow CAGR (3Y) 8.4% 31.4% 0.4%
Free cash flow growth (1Y) 4.1% 4.2% 36.7%
Free cash flow CAGR (3Y) 7.9% 37.1% 2.0%

Profitability

14 metrics
MetricKLACMKSIRPM
Gross margin 61.5% 47.3% 41.2%
EBITDA margin 45.4% 25.8% 14.8%
Operating margin 42.6% 18.2% 12.1%
Pretax margin 42.2% 14.5% 11.4%
Net margin 36.2% 12.6% 8.7%
FCF margin 27.8% 11.6% 8.9%
Operating cash flow margin 31.1% 15.3% 11.6%
Return on equity 81.7% 19.2% 20.4%
Return on assets 28.9% 6.6% 8.3%
Return on invested capital 43.4% 10.8% 12.5%
Return on capital employed 45.4% 13.4% 15.1%
Asset turnover 0.8x 0.5x 1.0x
Cash conversion (OCF / net income) 0.9x 1.2x 1.3x
Stock comp / revenue 2.2% 1.2% 0.5%

Financial Health

11 metrics
MetricKLACMKSIRPM
Debt / assets 31.1% 40.9% 29.2%
Debt / equity 0.9x 1.1x 0.7x
Net debt / EBITDA 0.6x 2.5x 1.8x
Debt / FCF 1.4x 6.8x 3.4x
Liabilities / assets 64.6% 64.4% 57.7%
Equity / assets 35.4% 35.6% 42.3%
Interest coverage 22.0x 5.1x 8.9x
Current ratio 2.8x 1.2x 1.8x
Quick ratio 1.0x 0.6x 1.0x
Cash ratio 0.3x 0.3x 0.2x
Altman Z-score 11.26 2.27 3.90

Shareholder Returns

7 metrics
MetricKLACMKSIRPM
Dividend yield 0.4% 0.5% 2.1%
Net buyback yield 1.5% – 0.6%
Shareholder yield 1.9% 0.5% 2.7%
Payout ratio (earnings) 21.1% 11.0% –
Payout ratio (FCF) 27.5% 12.0% –
Dividend growth (1Y) 15.7% 11.9% –
Dividend CAGR (3Y) 15.2% 3.8% –

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.

ConsensusKLACMKSIRPM
Forward P/E 22.9xFY2027 13.1xFY2026 18.9xFY2026
EPS, next fiscal year $5.67FY2027 $13.48FY2026 $5.58FY2026
EPS growth, next FY +50.8%FY2027 +71.1%FY2026 +0.9%FY2026
EPS growth, the year after +16.6% +34.9% +12.5%
Revenue, next fiscal year $19.18BFY2027 $5.43BFY2026 $7.69BFY2026
Revenue growth, next FY +41.2%FY2027 +38.1%FY2026 -2.1%FY2026
Revenue growth, the year after +8.6% +8.0% +8.0%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersKLACMKSIRPM
Held by institutions 91.0% 100.0% 86.1%
Institutions holding 2,483 778 797
Change in shares held, QoQ +4.2% +2.8% +3.8%
Institutions buying 1,287 455 386
Institutions selling 985 253 245
Buyers to sellers 1.31 1.80 1.58

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.

KLACMKSIRPM
KLAC 1.00 0.82 0.19
MKSI 0.82 1.00 0.15
RPM 0.19 0.15 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, KLAC, MKSI and RPM?

Kla (KLAC) is the largest by market capitalisation: Kla (KLAC) $180.03B, Mks (MKSI) $13.01B, Rpm International (RPM) $13.10B.

Which stock is cheaper, KLAC, MKSI and RPM?

Rpm International (RPM) trades on the lowest price-to-earnings ratio (Kla (KLAC) 34.2x, Mks (MKSI) 21.6x, Rpm International (RPM) 19.0x). On next year's consensus earnings, Mks (MKSI) is cheapest (Kla (KLAC) 22.9x, Mks (MKSI) 13.1x, Rpm International (RPM) 18.9x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Mks (MKSI) grew revenue fastest over the trailing twelve months: Kla (KLAC) +15.8%, Mks (MKSI) +24.6%, Rpm International (RPM) +6.0%.

Which company is more profitable?

Kla (KLAC) has the highest net margin (Kla (KLAC) 36.2%, Mks (MKSI) 12.6%, Rpm International (RPM) 8.7%). On return on invested capital, Kla (KLAC) leads (Kla (KLAC) 43.4%, Mks (MKSI) 10.8%, Rpm International (RPM) 12.5%).

Which stock has performed better?

Over the past year Mks (MKSI) returned the most: Kla (KLAC) +5.8%, Mks (MKSI) +26.2%, Rpm International (RPM) -2.1%. Over five years, Kla (KLAC) compounded fastest (Kla (KLAC) +25.5%/yr, Mks (MKSI) +2.0%/yr, Rpm International (RPM) +3.2%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Kla (KLAC) has the highest dividend yield: Kla (KLAC) 0.01%, Mks (MKSI) 0.01%, Rpm International (RPM) 0.00%. Rpm International (RPM) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Rpm International (RPM) has been the steadiest (Kla (KLAC) 63.7%, Mks (MKSI) 63.0%, Rpm International (RPM) 30.7%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, KLAC, MKSI and RPM?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Kla (KLAC) leads on 6. 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.