TER vs VIAV vs KLAC Stock Comparison

Teradyne, Viavi Solutions and Kla Prices as of Oct 29, 2026 Peers: Industry group
TER Teradyne, Inc
$296.23 -26.5% 1M +70.3% 1Y
Market cap
$46.32B
P/E
54.2x
Revenue (TTM)
$5.00B
Div. yield
0.17%
Test and Measurement Technology
2 wins
VIAV Viavi Solutions Inc.
$33.32 -20.3% 1M +138.3% 1Y
Market cap
$8.23B
P/E
–
Revenue (TTM)
$1.52B
Div. yield
–
Test and Measurement Technology
3 wins
KLAC Kla Corp
$167.43 -14.8% 1M +35.5% 1Y
Market cap
$218.15B
P/E
41.6x
Revenue (TTM)
$14.51B
Div. yield
0.28%
Semiconductor Equipment Technology
7 wins

Head to Head

12 decided of 12

Kla leads on 7 of the 12 questions below (Kla 7, Viavi Solutions 3, Teradyne 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionTERVIAVKLACLeader
Larger companyMarket capitalisation $46.32B $8.23B $218.15B KLAC
Cheaper on earningsLower P/E, profitable companies only 54.2x -251.5x 41.6x KLAC
Cheaper on forward earningsLower price / next fiscal year consensus EPS 30.7x 20.8x 29.5x VIAV
Faster revenue growthRevenue growth, trailing twelve months +74.9% +40.0% +15.8% TER
More profitableNet margin, trailing twelve months — -2.0% 36.2% KLAC
Better return on capitalReturn on invested capital — 0.0% 43.4% KLAC
Less leveragedLower net debt / EBITDA — -1.9x 0.6x VIAV
Higher dividend yieldTrailing dividend yield 0.17% — 0.28% KLAC
Better 1-year returnPrice return, last 12 months +70.3% +138.3% +35.5% VIAV
Better 5-year returnAnnualised price return, 5 years +16.5%/yr +16.7%/yr +35.1%/yr KLAC
Less volatileAnnualised volatility, 1 year 76.7% 79.6% 61.7% KLAC
Higher overall scoreMean of the five percentile scores vs peers 60/100 37/100 59/100 TER

Percentile Scorecard

TERVIAVKLAC

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

AxisTERVIAVKLAC
Valuation 18 #92 of 112 25 #84 of 112 39 #58 of 94
Growth 95 #6 of 108 47 #58 of 108 56 #41 of 92
Profitability 87 #14 of 104 43 #60 of 104 95 #5 of 88
Financial Health 64 #42 of 116 46 #63 of 116 20 #77 of 96
Shareholder Returns 35 #51 of 78 22 #61 of 78 83 #13 of 72
Overall 60 37 59
  • TER ranked among 121 companies in Computer Hardware
  • VIAV ranked among 121 companies in Computer Hardware
  • KLAC ranked among 103 companies in Semiconductors

Price Performance

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

Returns

PeriodTERVIAVKLACSPY
1 month -26.5%-20.3%-14.8% +0.7%
3 months -18.9%-4.9%-7.2% +3.7%
6 months -13.8%-36.4%-4.3% +7.1%
Year to date +53.0%+87.0%+37.8% +12.8%
1 year +70.3%+138.3%+35.5% +11.9%
3 years +254.9%+344.3%+264.3% +85.2%
3 years, per year +52.6%+64.4%+53.9% +22.8%
5 years +114.3%+116.4%+349.2% +67.6%
5 years, per year +16.5%+16.7%+35.1% +10.9%
10 years +1,183.5%+368.6%+2,142.6% +262.0%
10 years, per year +29.1%+16.7%+36.5% +13.7%

Risk

MeasureTERVIAVKLACSPY
Volatility, 1Y 76.7%79.6%61.7% 12.7%
Downside volatility, 1Y 85.4%76.2%65.7% 12.6%
Beta vs S&P 500, 1Y 3.392.512.79 1.00
Return / volatility, 1Y 0.921.740.58 0.94
Max drawdown, 5Y -59.7%-62.8%-51.7% -25.4%
From 52-week high -38.8%-39.8%-44.5% -1.2%
52-week high $483.84$55.33$301.71 $779.14
52-week low $155.90$13.98$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.

MultipleTERVIAVKLAC
P/E now vs peer median 54.2xmedian 32.9x -251.5xmedian 32.9x 41.6xmedian 46.4x
P/S now vs peer median 9.3xmedian 2.9x 5.4xmedian 2.9x 15.0xmedian 7.8x
EV/EBITDA now vs peer median —median 20.0x 35.8xmedian 20.0x 33.8xmedian 27.5x
P/FCF now vs peer median 80.9xmedian 30.2x 99.4xmedian 30.2x 54.0xmedian 40.1x
P/B now vs peer median 12.6xmedian 2.9x 5.7xmedian 2.9x 33.4xmedian 4.7x
PEG now vs peer median —median 1.08 5.35median 1.08 1.98median 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 monthsTERVIAVKLAC
Revenue $5.00B $1.52B $14.51B
Gross profit $2.97B $875.40M $8.92B
Operating income $1.61B $105.10M $6.19B
Net income $1.38B -$30.40M $5.26B
Free cash flow – $82.80M $4.04B
R&D $598.20M $262.70M $1.57B
EPS (diluted) – $-0.13 $4.01
Cash & equivalents $460.74M $647.80M $1.53B
Total debt – $244.80M $5.72B
Shares (diluted) 157.69M 229.50M 1.31B
Enterprise value $46.37B $5.77B $210.73B

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
MetricTERVIAVKLAC
P/E 54.2x -251.5x 41.6x
P/FCF 80.9x 99.4x 54.0x
P/Operating cash flow 34.8x 72.3x 48.3x
P/S 9.3x 5.4x 15.0x
P/B 12.6x 5.7x 33.4x
P/Tangible book 12.9x 7.7x 34.6x
EV/EBITDA – 35.8x 33.8x
EV/EBIT – 74.5x 35.9x
EV/Revenue 9.3x 5.2x 15.3x
EV/FCF – 94.5x 55.1x
EV/Operating cash flow 34.8x 68.7x 49.3x
PEG (3Y EPS CAGR) – 5.35 1.98

Growth

14 metrics
MetricTERVIAVKLAC
Revenue growth (1Y) 74.9% 40.0% 15.8%
Revenue CAGR (3Y) 22.2% 11.1% 12.6%
Gross profit growth (1Y) 76.1% 40.9% 16.1%
Gross profit CAGR (3Y) 23.4% 11.1% 13.8%
Operating income growth (1Y) 214.6% 82.8% 18.2%
Operating income CAGR (3Y) 43.5% 8.4% 17.8%
Net income growth (1Y) 211.2% -187.4% 24.1%
Net income CAGR (3Y) 39.9% -47.2% 19.2%
EPS growth (1Y) – -185.9% 25.3%
EPS CAGR (3Y) – -47.0% 21.0%
Operating cash flow growth (1Y) 96.9% 26.8% 6.2%
Operating cash flow CAGR (3Y) 36.8% -0.1% 8.4%
Free cash flow growth (1Y) – 33.5% 4.1%
Free cash flow CAGR (3Y) – 9.5% 7.9%

Profitability

14 metrics
MetricTERVIAVKLAC
Gross margin – 57.7% 61.5%
EBITDA margin – 14.4% 45.4%
Operating margin – 6.9% 42.6%
Pretax margin – 1.1% 42.2%
Net margin – -2.0% 36.2%
FCF margin – 5.5% 27.8%
Operating cash flow margin 26.6% 7.5% 31.1%
Return on equity 38.7% -2.7% 81.7%
Return on assets 26.7% -1.2% 28.9%
Return on invested capital – 0.0% 43.4%
Return on capital employed – 5.4% 45.4%
Asset turnover 1.0x 0.6x 0.8x
Cash conversion (OCF / net income) 1.0x -3.7x 0.9x
Stock comp / revenue 1.6% 3.6% 2.2%

Financial Health

11 metrics
MetricTERVIAVKLAC
Debt / assets – 9.0% 31.1%
Debt / equity – 0.2x 0.9x
Net debt / EBITDA – -1.9x 0.6x
Debt / FCF – 3.0x 1.4x
Liabilities / assets 31.4% 46.5% 64.6%
Equity / assets 67.7% 53.5% 35.4%
Interest coverage – 2.2x 22.0x
Current ratio 2.1x 1.8x 2.8x
Quick ratio – 1.5x 1.0x
Cash ratio – 1.0x 0.3x
Altman Z-score – -31.19 13.74

Shareholder Returns

7 metrics
MetricTERVIAVKLAC
Dividend yield 0.2% – 0.3%
Net buyback yield – -6.7% 1.2%
Shareholder yield 0.2% -6.7% 1.5%
Payout ratio (earnings) – – 21.1%
Payout ratio (FCF) – – 27.5%
Dividend growth (1Y) – – 15.7%
Dividend CAGR (3Y) – – 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.

ConsensusTERVIAVKLAC
Forward P/E 30.7xFY2026 20.8xFY2027 29.5xFY2027
EPS, next fiscal year $9.65FY2026 $1.60FY2027 $5.67FY2027
EPS growth, next FY +143.7%FY2026 +60.0%FY2027 +50.8%FY2027
EPS growth, the year after +25.7% +14.4% +16.6%
Revenue, next fiscal year $5.01BFY2026 $1.82BFY2027 $19.18BFY2027
Revenue growth, next FY +57.1%FY2026 +19.4%FY2027 +41.2%FY2027
Revenue growth, the year after +18.9% +21.3% +8.6%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersTERVIAVKLAC
Held by institutions 97.3% 97.1% 91.0%
Institutions holding 1,420 565 2,479
Change in shares held, QoQ +5.2% +4.6% +4.2%
Institutions buying 829 344 1,285
Institutions selling 456 181 983
Buyers to sellers 1.82 1.90 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.

TERVIAVKLAC
TER 1.00 0.66 0.71
VIAV 0.66 1.00 0.57
KLAC 0.71 0.57 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, TER, VIAV and KLAC?

Kla (KLAC) is the largest by market capitalisation: Teradyne (TER) $46.32B, Viavi Solutions (VIAV) $8.23B, Kla (KLAC) $218.15B.

Which stock is cheaper, TER, VIAV and KLAC?

Kla (KLAC) trades on the lowest price-to-earnings ratio (Teradyne (TER) 54.2x, Viavi Solutions (VIAV) -251.5x, Kla (KLAC) 41.6x). On next year's consensus earnings, Viavi Solutions (VIAV) is cheapest (Teradyne (TER) 30.7x, Viavi Solutions (VIAV) 20.8x, Kla (KLAC) 29.5x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Teradyne (TER) grew revenue fastest over the trailing twelve months: Teradyne (TER) +74.9%, Viavi Solutions (VIAV) +40.0%, Kla (KLAC) +15.8%.

Which company is more profitable?

Kla (KLAC) has the highest net margin (Viavi Solutions (VIAV) -2.0%, Kla (KLAC) 36.2%). On return on invested capital, Kla (KLAC) leads (Viavi Solutions (VIAV) 0.0%, Kla (KLAC) 43.4%).

Which stock has performed better?

Over the past year Viavi Solutions (VIAV) returned the most: Teradyne (TER) +70.3%, Viavi Solutions (VIAV) +138.3%, Kla (KLAC) +35.5%. Over five years, Kla (KLAC) compounded fastest (Teradyne (TER) +16.5%/yr, Viavi Solutions (VIAV) +16.7%/yr, Kla (KLAC) +35.1%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Kla (KLAC) has the highest dividend yield: Teradyne (TER) 0.17%, Kla (KLAC) 0.28%. Viavi Solutions (VIAV) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Kla (KLAC) has been the steadiest (Teradyne (TER) 76.7%, Viavi Solutions (VIAV) 79.6%, Kla (KLAC) 61.7%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, TER, VIAV 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 7. 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.