FORM vs KLAC vs VIAV Stock Comparison

Formfactor, Kla and Viavi Solutions Prices as of Oct 28, 2026 Peers: Industry group
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FORM Formfactor Inc
$110.31 -15.8% 1M +160.0% 1Y
Market cap
$7.74B
P/E
44.6x
Revenue (TTM)
$980.10M
Div. yield
–
Test and Measurement Technology
2 wins
KLAC Kla Corp
$158.77 -16.1% 1M +31.6% 1Y
Market cap
$221.75B
P/E
44.2x
Revenue (TTM)
$14.06B
Div. yield
–
Semiconductor Equipment Technology
4 wins
VIAV Viavi Solutions Inc.
$34.46 -15.7% 1M +146.1% 1Y
Market cap
$7.83B
P/E
–
Revenue (TTM)
$1.52B
Div. yield
–
Test and Measurement Technology
2 wins

Head to Head

8 decided of 12

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

QuestionFORMKLACVIAVLeader
Larger companyMarket capitalisation $7.74B $221.75B $7.83B KLAC
Cheaper on earningsLower P/E, profitable companies only 44.6x 44.2x -257.6x KLAC
Cheaper on forward earningsLower price / next fiscal year consensus EPS 35.0x 28.0x 21.5x VIAV
Faster revenue growthRevenue growth, trailing twelve months +29.1% +12.2% +40.0% VIAV
More profitableNet margin, trailing twelve months — — -2.0% –
Better return on capitalReturn on invested capital — — 0.0% –
Less leveragedLower net debt / EBITDA — — -1.9x –
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months +160.0% +31.6% +146.1% FORM
Better 5-year returnAnnualised price return, 5 years +22.6%/yr +33.6%/yr +17.5%/yr KLAC
Less volatileAnnualised volatility, 1 year 87.2% 61.5% 79.5% KLAC
Higher overall scoreMean of the five percentile scores vs peers 72/100 43/100 37/100 FORM

Percentile Scorecard

FORMKLACVIAV

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

AxisFORMKLACVIAV
Valuation 32 #76 of 111 36 #61 of 94 26 #83 of 111
Growth 97 #4 of 108 54 #43 of 92 47 #58 of 108
Profitability 73 #29 of 104 92 #8 of 90 43 #60 of 104
Financial Health 88 #15 of 115 5 #94 of 99 46 #63 of 115
Shareholder Returns – 29 #52 of 73 23 #60 of 78
Overall 72 43 37
  • FORM ranked among 121 companies in Computer Hardware
  • KLAC ranked among 103 companies in Semiconductors
  • VIAV ranked among 121 companies in Computer Hardware

Price Performance

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

Returns

PeriodFORMKLACVIAVSPY
1 month -15.8%-16.1%-15.7% +0.9%
3 months +32.2%-6.7%+6.9% +5.9%
6 months -18.6%-12.6%-24.3% +8.5%
Year to date +97.8%+30.7%+93.4% +13.3%
1 year +160.0%+31.6%+146.1% +12.4%
3 years +238.6%+246.7%+361.9% +88.1%
3 years, per year +50.2%+51.4%+66.6% +23.5%
5 years +177.3%+325.9%+123.8% +68.2%
5 years, per year +22.6%+33.6%+17.5% +11.0%
10 years +1,097.7%+2,026.6%+384.7% +263.4%
10 years, per year +28.2%+35.8%+17.1% +13.8%

Risk

MeasureFORMKLACVIAVSPY
Volatility, 1Y 87.2%61.5%79.5% 12.7%
Downside volatility, 1Y 87.7%65.7%76.1% 12.7%
Beta vs S&P 500, 1Y 3.002.802.51 1.00
Return / volatility, 1Y 1.840.511.84 0.98
Max drawdown, 5Y -62.7%-51.7%-62.8% -25.4%
From 52-week high -31.0%-47.4%-37.7% -0.9%
52-week high $159.93$301.71$55.33 $779.14
52-week low $42.42$109.71$13.98 $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.

MultipleFORMKLACVIAV
P/E now vs peer median 49.6xmedian 33.5x 41.5xmedian 46.0x -260.2xmedian 33.5x
P/S now vs peer median 8.8xmedian 2.8x 14.8xmedian 7.9x 5.6xmedian 2.8x
EV/EBITDA now vs peer median —median 19.6x —median 28.3x 37.1xmedian 19.6x
P/FCF now vs peer median 74.4xmedian 29.8x 68.2xmedian 41.4x 102.8xmedian 29.8x
P/B now vs peer median 7.3xmedian 2.9x 31.8xmedian 4.6x 5.9xmedian 2.9x
PEG now vs peer median 0.25median 1.10 2.20median 2.30 5.53median 1.10

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 monthsFORMKLACVIAV
Revenue $980.10M $14.06B $1.52B
Gross profit $461.88M – $875.40M
Operating income $179.53M – $105.10M
Net income $173.63M $5.02B -$30.40M
Free cash flow – – $82.80M
R&D $121.79M $1.53B $262.70M
EPS (diluted) $2.18 $3.80 $-0.13
Cash & equivalents $138.18M $1.53B $647.80M
Total debt – – $244.80M
Shares (diluted) 79.61M 1.32B 229.50M
Enterprise value $7.74B $221.75B $5.37B

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
MetricFORMKLACVIAV
P/E 49.6x 41.5x -260.2x
P/FCF 74.4x 68.2x 102.8x
P/Operating cash flow 33.5x 43.5x 74.7x
P/S 8.8x 14.8x 5.6x
P/B 7.3x 31.8x 5.9x
P/Tangible book 7.4x 32.9x 7.9x
EV/EBITDA – – 37.1x
EV/EBIT – – 77.1x
EV/Revenue 8.8x 14.8x 5.3x
EV/FCF – – 97.9x
EV/Operating cash flow 33.5x 43.5x 71.2x
PEG (3Y EPS CAGR) 0.25 2.20 5.53

Growth

14 metrics
MetricFORMKLACVIAV
Revenue growth (1Y) 29.1% 12.2% 40.0%
Revenue CAGR (3Y) 14.0% 11.4% 11.1%
Gross profit growth (1Y) 58.4% – 40.9%
Gross profit CAGR (3Y) 25.1% – 11.1%
Operating income growth (1Y) 333.3% – 82.8%
Operating income CAGR (3Y) 143.4% – 8.4%
Net income growth (1Y) 325.1% 18.4% -187.4%
Net income CAGR (3Y) 196.9% 17.4% -47.2%
EPS growth (1Y) 315.1% 18.8% -185.9%
EPS CAGR (3Y) 195.5% 18.9% -47.0%
Operating cash flow growth (1Y) 144.0% 12.2% 26.8%
Operating cash flow CAGR (3Y) 50.0% 10.4% -0.1%
Free cash flow growth (1Y) – – 33.5%
Free cash flow CAGR (3Y) – – 9.5%

Profitability

14 metrics
MetricFORMKLACVIAV
Gross margin – – 57.7%
EBITDA margin – – 14.4%
Operating margin – – 6.9%
Pretax margin – – 1.1%
Net margin – – -2.0%
FCF margin – – 5.5%
Operating cash flow margin 26.2% 33.9% 7.5%
Return on equity 14.8% 77.9% -2.7%
Return on assets 12.2% 27.6% -1.2%
Return on invested capital – – 0.0%
Return on capital employed – – 5.4%
Asset turnover 0.7x 0.8x 0.6x
Cash conversion (OCF / net income) 1.5x 1.0x -3.7x
Stock comp / revenue 3.6% 2.2% 3.6%

Financial Health

11 metrics
MetricFORMKLACVIAV
Debt / assets – – 9.0%
Debt / equity – – 0.2x
Net debt / EBITDA – – -1.9x
Debt / FCF – – 3.0x
Liabilities / assets 17.5% 64.6% 46.5%
Equity / assets 82.5% 35.4% 53.5%
Interest coverage – – 2.2x
Current ratio 3.7x 2.8x 1.8x
Quick ratio – – 1.5x
Cash ratio – – 1.0x
Altman Z-score – – -31.05

Shareholder Returns

7 metrics
MetricFORMKLACVIAV
Dividend yield – 0.3% –
Net buyback yield – – -6.5%
Shareholder yield – 0.3% -6.5%
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.

ConsensusFORMKLACVIAV
Forward P/E 35.0xFY2026 28.0xFY2027 21.5xFY2027
EPS, next fiscal year $3.15FY2026 $5.67FY2027 $1.60FY2027
EPS growth, next FY +142.3%FY2026 +50.8%FY2027 +60.0%FY2027
EPS growth, the year after +31.4% +16.6% +14.4%
Revenue, next fiscal year $982.39MFY2026 $19.18BFY2027 $1.82BFY2027
Revenue growth, next FY +25.1%FY2026 +41.2%FY2027 +19.4%FY2027
Revenue growth, the year after +21.5% +8.6% +21.3%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersFORMKLACVIAV
Held by institutions 92.0% 91.0% 97.1%
Institutions holding 509 2,478 564
Change in shares held, QoQ -3.7% +4.2% +4.6%
Institutions buying 304 1,285 343
Institutions selling 168 982 181
Buyers to sellers 1.81 1.31 1.90

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.

FORMKLACVIAV
FORM 1.00 0.71 0.68
KLAC 0.71 1.00 0.55
VIAV 0.68 0.55 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, FORM, KLAC and VIAV?

Kla (KLAC) is the largest by market capitalisation: Formfactor (FORM) $7.74B, Kla (KLAC) $221.75B, Viavi Solutions (VIAV) $7.83B.

Which stock is cheaper, FORM, KLAC and VIAV?

Kla (KLAC) trades on the lowest price-to-earnings ratio (Formfactor (FORM) 44.6x, Kla (KLAC) 44.2x, Viavi Solutions (VIAV) -257.6x). On next year's consensus earnings, Viavi Solutions (VIAV) is cheapest (Formfactor (FORM) 35.0x, Kla (KLAC) 28.0x, Viavi Solutions (VIAV) 21.5x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Viavi Solutions (VIAV) grew revenue fastest over the trailing twelve months: Formfactor (FORM) +29.1%, Kla (KLAC) +12.2%, Viavi Solutions (VIAV) +40.0%.

Which stock has performed better?

Over the past year Formfactor (FORM) returned the most: Formfactor (FORM) +160.0%, Kla (KLAC) +31.6%, Viavi Solutions (VIAV) +146.1%. Over five years, Kla (KLAC) compounded fastest (Formfactor (FORM) +22.6%/yr, Kla (KLAC) +33.6%/yr, Viavi Solutions (VIAV) +17.5%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Kla (KLAC) has been the steadiest (Formfactor (FORM) 87.2%, Kla (KLAC) 61.5%, Viavi Solutions (VIAV) 79.5%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, FORM, KLAC and VIAV?

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 4. 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.