NPO vs TER vs VIAV Stock Comparison

Enpro, Teradyne and Viavi Solutions Prices as of Oct 29, 2026 Peers: Industry group
NPO Enpro Inc.
$284.50 -7.5% 1M +25.2% 1Y
Market cap
$5.71B
P/E
129.5x
Revenue (TTM)
$1.22B
Div. yield
0.00%
Pumps and Valves Industrials
4 wins
TER Teradyne, Inc
$296.23 -26.5% 1M +70.3% 1Y
Market cap
$42.55B
P/E
54.2x
Revenue (TTM)
$5.00B
Div. yield
–
Test and Measurement Technology
4 wins
VIAV Viavi Solutions Inc.
$33.32 -20.3% 1M +138.3% 1Y
Market cap
$6.84B
P/E
–
Revenue (TTM)
$1.52B
Div. yield
–
Test and Measurement Technology
3 wins

Head to Head

11 decided of 12

Teradyne leads on 4 of the 12 questions below (Teradyne 4, Enpro 4, Viavi Solutions 3). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionNPOTERVIAVLeader
Larger companyMarket capitalisation $5.71B $42.55B $6.84B TER
Cheaper on earningsLower P/E, profitable companies only 129.5x 54.2x -225.0x TER
Cheaper on forward earningsLower price / next fiscal year consensus EPS 29.0x 30.7x 20.8x VIAV
Faster revenue growthRevenue growth, trailing twelve months +13.3% +74.9% +40.0% TER
More profitableNet margin, trailing twelve months 3.6% — -2.0% NPO
Better return on capitalReturn on invested capital 6.3% — 0.0% NPO
Less leveragedLower net debt / EBITDA 1.8x — -1.9x VIAV
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months +25.2% +70.3% +138.3% VIAV
Better 5-year returnAnnualised price return, 5 years +26.0%/yr +16.5%/yr +16.7%/yr NPO
Less volatileAnnualised volatility, 1 year 40.6% 76.7% 79.6% NPO
Higher overall scoreMean of the five percentile scores vs peers 43/100 60/100 37/100 TER

Percentile Scorecard

NPOTERVIAV

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

AxisNPOTERVIAV
Valuation 21 #160 of 203 18 #92 of 112 25 #84 of 112
Growth 48 #99 of 188 95 #6 of 108 47 #58 of 108
Profitability 55 #83 of 183 87 #14 of 104 43 #60 of 104
Financial Health 62 #82 of 216 64 #42 of 116 46 #63 of 116
Shareholder Returns 31 #106 of 152 35 #51 of 78 22 #61 of 78
Overall 43 60 37
  • NPO ranked among 222 companies in Machinery
  • TER ranked among 121 companies in Computer Hardware
  • 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

PeriodNPOTERVIAVSPY
1 month -7.5%-26.5%-20.3% +0.7%
3 months -9.1%-18.9%-4.9% +3.7%
6 months -2.4%-13.8%-36.4% +7.1%
Year to date +32.9%+53.0%+87.0% +12.8%
1 year +25.2%+70.3%+138.3% +11.9%
3 years +147.3%+254.9%+344.3% +85.2%
3 years, per year +35.3%+52.6%+64.4% +22.8%
5 years +217.3%+114.3%+116.4% +67.6%
5 years, per year +26.0%+16.5%+16.7% +10.9%
10 years +429.5%+1,183.5%+368.6% +262.0%
10 years, per year +18.1%+29.1%+16.7% +13.7%

Risk

MeasureNPOTERVIAVSPY
Volatility, 1Y 40.6%76.7%79.6% 12.7%
Downside volatility, 1Y 43.3%85.4%76.2% 12.6%
Beta vs S&P 500, 1Y 1.843.392.51 1.00
Return / volatility, 1Y 0.620.921.74 0.94
Max drawdown, 5Y -34.2%-59.7%-62.8% -25.4%
From 52-week high -26.6%-38.8%-39.8% -1.2%
52-week high $387.65$483.84$55.33 $779.14
52-week low $202.55$155.90$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.

MultipleNPOTERVIAV
P/E now vs peer median 136.1xmedian 25.8x 54.2xmedian 32.9x -251.5xmedian 32.9x
P/S now vs peer median 4.9xmedian 1.9x 9.3xmedian 2.9x 5.4xmedian 2.9x
EV/EBITDA now vs peer median 23.1xmedian 14.6x —median 20.0x 35.8xmedian 20.0x
P/FCF now vs peer median 36.1xmedian 22.2x 80.9xmedian 30.2x 99.4xmedian 30.2x
P/B now vs peer median 3.8xmedian 2.2x 12.6xmedian 2.9x 5.7xmedian 2.9x
PEG now vs peer median -3.67median 1.45 —median 1.08 5.35median 1.08

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 monthsNPOTERVIAV
Revenue $1.22B $5.00B $1.52B
Gross profit $523.50M $2.97B $875.40M
Operating income $175.30M $1.61B $105.10M
Net income $44.10M $1.38B -$30.40M
Free cash flow $167.00M – $82.80M
R&D – $598.20M $262.70M
EPS (diluted) $2.06 – $-0.13
Cash & equivalents $77.00M $460.74M $647.80M
Total debt $575.50M – $244.80M
Shares (diluted) 21.40M 157.69M 229.50M
Enterprise value $5.31B $42.55B $4.38B

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
MetricNPOTERVIAV
P/E 136.1x 54.2x -251.5x
P/FCF 36.1x 80.9x 99.4x
P/Operating cash flow 27.5x 34.8x 72.3x
P/S 4.9x 9.3x 5.4x
P/B 3.8x 12.6x 5.7x
P/Tangible book 7.5x 12.9x 7.7x
EV/EBITDA 23.1x – 35.8x
EV/EBIT 37.2x – 74.5x
EV/Revenue 5.3x 9.3x 5.2x
EV/FCF 39.0x – 94.5x
EV/Operating cash flow 29.8x 34.8x 68.7x
PEG (3Y EPS CAGR) -3.67 – 5.35

Growth

14 metrics
MetricNPOTERVIAV
Revenue growth (1Y) 13.3% 74.9% 40.0%
Revenue CAGR (3Y) 3.3% 22.2% 11.1%
Gross profit growth (1Y) 13.2% 76.1% 40.9%
Gross profit CAGR (3Y) 5.4% 23.4% 11.1%
Operating income growth (1Y) 14.0% 214.6% 82.8%
Operating income CAGR (3Y) 78.0% 43.5% 8.4%
Net income growth (1Y) -47.9% 211.2% -187.4%
Net income CAGR (3Y) -36.2% 39.9% -47.2%
EPS growth (1Y) -48.4% – -185.9%
EPS CAGR (3Y) -37.1% – -47.0%
Operating cash flow growth (1Y) 17.3% 96.9% 26.8%
Operating cash flow CAGR (3Y) 21.6% 36.8% -0.1%
Free cash flow growth (1Y) 9.4% – 33.5%
Free cash flow CAGR (3Y) 24.2% – 9.5%

Profitability

14 metrics
MetricNPOTERVIAV
Gross margin 42.8% – 57.7%
EBITDA margin 23.1% – 14.4%
Operating margin 14.3% – 6.9%
Pretax margin 4.6% – 1.1%
Net margin 3.6% – -2.0%
FCF margin 13.6% – 5.5%
Operating cash flow margin 17.9% 26.6% 7.5%
Return on equity 2.8% 38.7% -2.7%
Return on assets 1.7% 26.7% -1.2%
Return on invested capital 6.3% – 0.0%
Return on capital employed 7.2% – 5.4%
Asset turnover 0.5x 1.0x 0.6x
Cash conversion (OCF / net income) 5.0x 1.0x -3.7x
Stock comp / revenue 1.3% 1.6% 3.6%

Financial Health

11 metrics
MetricNPOTERVIAV
Debt / assets 21.6% – 9.0%
Debt / equity 0.4x – 0.2x
Net debt / EBITDA 1.8x – -1.9x
Debt / FCF 3.4x – 3.0x
Liabilities / assets 40.3% 31.4% 46.5%
Equity / assets 59.7% 67.7% 53.5%
Interest coverage 5.2x – 2.2x
Current ratio 2.3x 2.1x 1.8x
Quick ratio 1.2x – 1.5x
Cash ratio 0.4x – 1.0x
Altman Z-score 4.81 – -31.19

Shareholder Returns

7 metrics
MetricNPOTERVIAV
Dividend yield 0.4% 0.2% –
Net buyback yield 0.2% – -6.7%
Shareholder yield 0.6% 0.2% -6.7%
Payout ratio (earnings) 60.8% – –
Payout ratio (FCF) 16.0% – –
Dividend growth (1Y) 3.9% – –
Dividend CAGR (3Y) 3.9% – –

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.

ConsensusNPOTERVIAV
Forward P/E 29.0xFY2026 30.7xFY2026 20.8xFY2027
EPS, next fiscal year $9.81FY2026 $9.65FY2026 $1.60FY2027
EPS growth, next FY +24.0%FY2026 +143.7%FY2026 +60.0%FY2027
EPS growth, the year after +17.6% +25.7% +14.4%
Revenue, next fiscal year $1.40BFY2026 $5.01BFY2026 $1.82BFY2027
Revenue growth, next FY +23.0%FY2026 +57.1%FY2026 +19.4%FY2027
Revenue growth, the year after +8.1% +18.9% +21.3%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersNPOTERVIAV
Held by institutions 99.9% 97.3% 97.1%
Institutions holding 411 1,420 565
Change in shares held, QoQ +0.7% +5.2% +4.6%
Institutions buying 212 829 344
Institutions selling 136 456 181
Buyers to sellers 1.56 1.82 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.

NPOTERVIAV
NPO 1.00 0.67 0.59
TER 0.67 1.00 0.66
VIAV 0.59 0.66 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, NPO, TER and VIAV?

Teradyne (TER) is the largest by market capitalisation: Enpro (NPO) $5.71B, Teradyne (TER) $42.55B, Viavi Solutions (VIAV) $6.84B.

Which stock is cheaper, NPO, TER and VIAV?

Teradyne (TER) trades on the lowest price-to-earnings ratio (Enpro (NPO) 129.5x, Teradyne (TER) 54.2x, Viavi Solutions (VIAV) -225.0x). On next year's consensus earnings, Viavi Solutions (VIAV) is cheapest (Enpro (NPO) 29.0x, Teradyne (TER) 30.7x, Viavi Solutions (VIAV) 20.8x). 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: Enpro (NPO) +13.3%, Teradyne (TER) +74.9%, Viavi Solutions (VIAV) +40.0%.

Which company is more profitable?

Enpro (NPO) has the highest net margin (Enpro (NPO) 3.6%, Viavi Solutions (VIAV) -2.0%). On return on invested capital, Enpro (NPO) leads (Enpro (NPO) 6.3%, Viavi Solutions (VIAV) 0.0%).

Which stock has performed better?

Over the past year Viavi Solutions (VIAV) returned the most: Enpro (NPO) +25.2%, Teradyne (TER) +70.3%, Viavi Solutions (VIAV) +138.3%. Over five years, Enpro (NPO) compounded fastest (Enpro (NPO) +26.0%/yr, Teradyne (TER) +16.5%/yr, Viavi Solutions (VIAV) +16.7%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: Enpro (NPO) 0.00%, Teradyne (TER) 0.00%, Viavi Solutions (VIAV) 0.00%. Teradyne (TER) and Viavi Solutions (VIAV) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Enpro (NPO) has been the steadiest (Enpro (NPO) 40.6%, Teradyne (TER) 76.7%, Viavi Solutions (VIAV) 79.6%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, NPO, TER 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, Teradyne (TER) 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.