MKSI vs RPM vs KLAC Stock Comparison

Mks, Rpm International and Kla Prices as of Nov 5, 2026 Peers: Industry group
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
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

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.

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

Percentile Scorecard

MKSIRPMKLAC

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

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

Price Performance

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

Returns

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

Risk

MeasureMKSIRPMKLACSPY
Volatility, 1Y 63.0%30.7%63.7% 13.6%
Downside volatility, 1Y 67.5%26.8%69.6% 14.2%
Beta vs S&P 500, 1Y 2.680.922.78 1.00
Return / volatility, 1Y 0.42-0.070.09 0.60
Max drawdown, 5Y -67.5%-33.5%-57.0% -25.4%
From 52-week high -60.3%-12.3%-57.0% -5.9%
52-week high $444.80$120.17$301.71 $779.14
52-week low $138.49$93.23$109.71 $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.

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

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

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

Growth

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

Profitability

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

Financial Health

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

Shareholder Returns

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

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.

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

Institutional Ownership

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

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.

MKSIRPMKLAC
MKSI 1.00 0.15 0.82
RPM 0.15 1.00 0.19
KLAC 0.82 0.19 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, MKSI, RPM and KLAC?

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

Which stock is cheaper, MKSI, RPM and KLAC?

Rpm International (RPM) trades on the lowest price-to-earnings ratio (Mks (MKSI) 21.6x, Rpm International (RPM) 19.0x, Kla (KLAC) 34.2x). On next year's consensus earnings, Mks (MKSI) is cheapest (Mks (MKSI) 13.1x, Rpm International (RPM) 18.9x, Kla (KLAC) 22.9x). 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: Mks (MKSI) +24.6%, Rpm International (RPM) +6.0%, Kla (KLAC) +15.8%.

Which company is more profitable?

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

Which stock has performed better?

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

Which pays a higher dividend?

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

Which stock is riskier?

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

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

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.