MKSI vs PPG vs ONTO Stock Comparison

Mks, Ppg Industries and Onto Innovation Prices as of Oct 29, 2026 Peers: Industry group
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MKSI Mks Inc
$216.17 -18.7% 1M +52.9% 1Y
Market cap
$13.55B
P/E
30.8x
Revenue (TTM)
$4.35B
Div. yield
0.00%
Semiconductor Equipment Technology
1 win
PPG Ppg Industries Inc
$120.05 +13.3% 1M +21.1% 1Y
Market cap
$26.56B
P/E
16.9x
Revenue (TTM)
$16.69B
Div. yield
0.02%
Paints and Coatings Basic Materials
8 wins
ONTO Onto Innovation Inc.
$221.78 -27.2% 1M +61.8% 1Y
Market cap
$9.85B
P/E
74.3x
Revenue (TTM)
$1.12B
Div. yield
–
Semiconductor Equipment Technology
3 wins

Head to Head

12 decided of 12

Ppg Industries leads on 8 of the 12 questions below (Ppg Industries 8, Onto Innovation 3, Mks 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionMKSIPPGONTOLeader
Larger companyMarket capitalisation $13.55B $26.56B $9.85B PPG
Cheaper on earningsLower P/E, profitable companies only 30.8x 16.9x 74.3x PPG
Cheaper on forward earningsLower price / next fiscal year consensus EPS 16.0x 14.7x 26.3x PPG
Faster revenue growthRevenue growth, trailing twelve months +16.3% +6.4% +8.1% MKSI
More profitableNet margin, trailing twelve months 10.1% 9.4% 11.8% ONTO
Better return on capitalReturn on invested capital 8.9% 11.1% — PPG
Less leveragedLower net debt / EBITDA 3.2x 1.9x — PPG
Higher dividend yieldTrailing dividend yield 0.00% 0.02% 0.00% PPG
Better 1-year returnPrice return, last 12 months +52.9% +21.1% +61.8% ONTO
Better 5-year returnAnnualised price return, 5 years +7.6%/yr -5.7%/yr +22.9%/yr ONTO
Less volatileAnnualised volatility, 1 year 61.8% 30.4% 72.1% PPG
Higher overall scoreMean of the five percentile scores vs peers 55/100 65/100 59/100 PPG

Percentile Scorecard

MKSIPPGONTO

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

AxisMKSIPPGONTO
Valuation 76 #23 of 94 60 #38 of 94 57 #41 of 94
Growth 73 #26 of 92 68 #30 of 92 32 #63 of 92
Profitability 62 #34 of 88 84 #15 of 86 56 #39 of 88
Financial Health 1 #95 of 96 45 #52 of 93 56 #43 of 96
Shareholder Returns 63 #27 of 72 70 #22 of 71 94 #5 of 72
Overall 55 65 59
  • MKSI ranked among 103 companies in Semiconductors
  • PPG ranked among 99 companies in Chemicals
  • ONTO ranked among 103 companies in Semiconductors

Price Performance

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

Returns

PeriodMKSIPPGONTOSPY
1 month -18.7%+13.3%-27.2% +0.7%
3 months -26.3%+7.1%-11.4% +3.7%
6 months -23.8%+10.6%-24.8% +7.1%
Year to date +35.3%+17.2%+40.5% +12.8%
1 year +52.9%+21.1%+61.8% +11.9%
3 years +230.9%-1.5%+98.0% +85.2%
3 years, per year +49.1%-0.5%+25.6% +22.8%
5 years +44.1%-25.2%+180.0% +67.6%
5 years, per year +7.6%-5.7%+22.9% +10.9%
10 years +335.4%+29.3%— +262.0%
10 years, per year +15.9%+2.6%— +13.7%

Risk

MeasureMKSIPPGONTOSPY
Volatility, 1Y 61.8%30.4%72.1% 12.7%
Downside volatility, 1Y 65.8%30.2%72.9% 12.6%
Beta vs S&P 500, 1Y 2.821.053.18 1.00
Return / volatility, 1Y 0.860.690.86 0.94
Max drawdown, 5Y -67.5%-47.0%-62.8% -25.4%
From 52-week high -51.4%-8.7%-41.4% -1.2%
52-week high $444.80$131.56$378.45 $779.14
52-week low $137.20$94.34$124.09 $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.

MultipleMKSIPPGONTO
P/E now vs peer median 33.2xmedian 46.4x 17.0xmedian 21.0x 82.6xmedian 46.4x
P/S now vs peer median 3.4xmedian 7.8x 1.6xmedian 1.4x 9.7xmedian 7.8x
EV/EBITDA now vs peer median 17.2xmedian 27.5x 11.5xmedian 12.9x 41.2xmedian 27.5x
P/FCF now vs peer median 32.1xmedian 40.1x 20.7xmedian 15.5x 43.1xmedian 40.1x
P/B now vs peer median 4.9xmedian 4.7x 3.1xmedian 1.7x 5.7xmedian 4.7x
PEG now vs peer median 1.08median 2.10 3.03median 1.68 -9.39median 2.10

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 monthsMKSIPPGONTO
Revenue $4.35B $16.69B $1.12B
Gross profit $2.04B $6.83B $564.06M
Operating income $681.00M $2.24B $134.61M
Net income $439.00M $1.57B $132.61M
Free cash flow $455.00M $1.28B $252.47M
R&D $310.00M $458.00M $142.63M
EPS (diluted) $6.05 $7.03 $2.67
Cash & equivalents $611.00M $1.59B $1.25B
Total debt $3.94B $6.84B –
Shares (diluted) 72.70M 223.20M 49.68M
Enterprise value $10.99B $19.49B $5.69B

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
MetricMKSIPPGONTO
P/E 33.2x 17.0x 82.6x
P/FCF 32.1x 20.7x 43.1x
P/Operating cash flow 23.0x 13.0x 40.8x
P/S 3.4x 1.6x 9.7x
P/B 4.9x 3.1x 5.7x
P/Tangible book 15.0x 3.9x 6.5x
EV/EBITDA 17.2x 11.5x 41.2x
EV/EBIT 26.4x 14.2x 66.8x
EV/Revenue 4.1x 1.9x 8.0x
EV/FCF 39.4x 24.7x 35.6x
EV/Operating cash flow 28.3x 15.5x 33.8x
PEG (3Y EPS CAGR) 1.08 3.03 -9.39

Growth

14 metrics
MetricMKSIPPGONTO
Revenue growth (1Y) 16.3% 6.4% 8.1%
Revenue CAGR (3Y) 4.2% 1.3% 7.7%
Gross profit growth (1Y) 15.4% 5.4% 5.6%
Gross profit CAGR (3Y) 6.7% 2.6% 5.4%
Operating income growth (1Y) 33.5% 4.1% -29.5%
Operating income CAGR (3Y) 35.4% 1.4% -8.3%
Net income growth (1Y) 64.4% 59.8% -33.7%
Net income CAGR (3Y) 31.0% 2.9% -8.6%
EPS growth (1Y) 52.8% 60.0% -34.5%
EPS CAGR (3Y) 30.7% 5.6% -8.8%
Operating cash flow growth (1Y) -1.6% 46.2% -2.5%
Operating cash flow CAGR (3Y) 20.7% -1.4% 17.7%
Free cash flow growth (1Y) -13.3% 79.3% 5.9%
Free cash flow CAGR (3Y) 22.9% -7.8% 22.0%

Profitability

14 metrics
MetricMKSIPPGONTO
Gross margin 47.0% 40.9% 50.4%
EBITDA margin 24.0% 16.6% 19.5%
Operating margin 15.7% 13.4% 12.0%
Pretax margin 11.2% 12.6% 14.1%
Net margin 10.1% 9.4% 11.8%
FCF margin 10.5% 7.7% 22.5%
Operating cash flow margin 14.6% 12.3% 23.8%
Return on equity 15.2% 18.5% 6.5%
Return on assets 5.0% 7.0% 4.4%
Return on invested capital 8.9% 11.1% –
Return on capital employed 10.6% 12.9% 4.8%
Asset turnover 0.5x 0.7x 0.4x
Cash conversion (OCF / net income) 1.4x 1.3x 2.0x
Stock comp / revenue 1.3% 0.3% 2.8%

Financial Health

11 metrics
MetricMKSIPPGONTO
Debt / assets 44.1% 30.3% –
Debt / equity 1.3x 0.8x –
Net debt / EBITDA 3.2x 1.9x –
Debt / FCF 8.7x 5.3x –
Liabilities / assets 66.6% 61.8% 48.0%
Equity / assets 33.4% 38.2% 52.0%
Interest coverage 3.7x 8.7x –
Current ratio 1.1x 1.6x 9.7x
Quick ratio 0.6x 1.1x 8.2x
Cash ratio 0.3x 0.3x 6.9x
Altman Z-score 2.40 3.84 5.18

Shareholder Returns

7 metrics
MetricMKSIPPGONTO
Dividend yield 0.4% 2.4% –
Net buyback yield – 1.6% 1.7%
Shareholder yield 0.4% 4.0% 1.7%
Payout ratio (earnings) 14.4% 40.8% –
Payout ratio (FCF) 13.8% 50.1% –
Dividend growth (1Y) 6.8% 2.4% –
Dividend CAGR (3Y) 3.4% 2.9% –

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.

ConsensusMKSIPPGONTO
Forward P/E 16.0xFY2026 14.7xFY2026 26.3xFY2026
EPS, next fiscal year $13.48FY2026 $8.18FY2026 $8.42FY2026
EPS growth, next FY +71.1%FY2026 +7.9%FY2026 +70.4%FY2026
EPS growth, the year after +34.9% +10.6% +43.5%
Revenue, next fiscal year $5.43BFY2026 $17.59BFY2026 $1.37BFY2026
Revenue growth, next FY +38.1%FY2026 +10.7%FY2026 +35.5%FY2026
Revenue growth, the year after +8.0% -6.7% +41.1%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersMKSIPPGONTO
Held by institutions 100.0% 90.3% 98.3%
Institutions holding 776 1,097 689
Change in shares held, QoQ +2.8% +0.1% +2.3%
Institutions buying 455 521 376
Institutions selling 253 356 232
Buyers to sellers 1.80 1.46 1.62

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.

MKSIPPGONTO
MKSI 1.00 0.24 0.83
PPG 0.24 1.00 0.25
ONTO 0.83 0.25 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, MKSI, PPG and ONTO?

Ppg Industries (PPG) is the largest by market capitalisation: Mks (MKSI) $13.55B, Ppg Industries (PPG) $26.56B, Onto Innovation (ONTO) $9.85B.

Which stock is cheaper, MKSI, PPG and ONTO?

Ppg Industries (PPG) trades on the lowest price-to-earnings ratio (Mks (MKSI) 30.8x, Ppg Industries (PPG) 16.9x, Onto Innovation (ONTO) 74.3x). On next year's consensus earnings, Ppg Industries (PPG) is cheapest (Mks (MKSI) 16.0x, Ppg Industries (PPG) 14.7x, Onto Innovation (ONTO) 26.3x). 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) +16.3%, Ppg Industries (PPG) +6.4%, Onto Innovation (ONTO) +8.1%.

Which company is more profitable?

Onto Innovation (ONTO) has the highest net margin (Mks (MKSI) 10.1%, Ppg Industries (PPG) 9.4%, Onto Innovation (ONTO) 11.8%). On return on invested capital, Ppg Industries (PPG) leads (Mks (MKSI) 8.9%, Ppg Industries (PPG) 11.1%).

Which stock has performed better?

Over the past year Onto Innovation (ONTO) returned the most: Mks (MKSI) +52.9%, Ppg Industries (PPG) +21.1%, Onto Innovation (ONTO) +61.8%. Over five years, Onto Innovation (ONTO) compounded fastest (Mks (MKSI) +7.6%/yr, Ppg Industries (PPG) -5.7%/yr, Onto Innovation (ONTO) +22.9%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Ppg Industries (PPG) has the highest dividend yield: Mks (MKSI) 0.00%, Ppg Industries (PPG) 0.02%, Onto Innovation (ONTO) 0.00%. Onto Innovation (ONTO) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Ppg Industries (PPG) has been the steadiest (Mks (MKSI) 61.8%, Ppg Industries (PPG) 30.4%, Onto Innovation (ONTO) 72.1%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, MKSI, PPG and ONTO?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Ppg Industries (PPG) 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.