WDC vs SIMO vs NTAP Stock Comparison

Western Digital, Silicon Motion Technology and NetApp Prices as of Oct 28, 2026 Peers: Industry group
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WDC Western Digital Corp
$396.42 -12.5% 1M +217.3% 1Y
Market cap
$148.39B
P/E
14.5x
Revenue (TTM)
$14.48B
Div. yield
0.14%
Server and Storage Hardware Technology
9 wins
NTAP NetApp, Inc.
$223.66 +9.4% 1M +93.0% 1Y
Market cap
$43.84B
P/E
30.9x
Revenue (TTM)
$7.39B
Div. yield
0.93%
Server and Storage Hardware Technology
3 wins

Head to Head

12 decided of 12

Western Digital leads on 9 of the 12 questions below (Western Digital 9, NetApp 3). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionWDCSIMONTAPLeader
Larger companyMarket capitalisation $148.39B $7.37B $43.84B WDC
Cheaper on earningsLower P/E, profitable companies only 14.5x — 30.9x WDC
Cheaper on forward earningsLower price / next fiscal year consensus EPS 16.5x 19.1x 21.3x WDC
Faster revenue growthRevenue growth, trailing twelve months +43.0% — +12.2% WDC
More profitableNet margin, trailing twelve months 69.2% — 19.2% WDC
Better return on capitalReturn on invested capital 53.8% — 36.7% WDC
Less leveragedLower net debt / EBITDA -0.1x — -0.5x NTAP
Higher dividend yieldTrailing dividend yield 0.14% 0.91% 0.93% NTAP
Better 1-year returnPrice return, last 12 months +217.3% +118.6% +93.0% WDC
Better 5-year returnAnnualised price return, 5 years +58.6%/yr +25.2%/yr +20.2%/yr WDC
Less volatileAnnualised volatility, 1 year 81.3% 84.6% 44.8% NTAP
Higher overall scoreMean of the five percentile scores vs peers 78/100 35/100 58/100 WDC

Percentile Scorecard

WDCSIMONTAP

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

AxisWDCSIMONTAP
Valuation 50 #56 of 111 12 #83 of 94 41 #66 of 111
Growth 98 #3 of 108 28 #67 of 92 52 #52 of 108
Profitability 98 #3 of 104 – 93 #8 of 104
Financial Health 68 #38 of 115 36 #64 of 99 29 #82 of 115
Shareholder Returns 78 #18 of 78 67 #25 of 73 73 #22 of 78
Overall 78 35 58
  • WDC ranked among 121 companies in Computer Hardware
  • SIMO ranked among 103 companies in Semiconductors
  • NTAP ranked among 121 companies in Computer Hardware

Price Performance

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

Returns

PeriodWDCSIMONTAPSPY
1 month -12.5%-21.0%+9.4% +0.9%
3 months -14.2%+4.7%+29.1% +5.9%
6 months -4.0%+1.0%+105.9% +8.5%
Year to date +130.1%+136.9%+108.9% +13.3%
1 year +217.3%+118.6%+93.0% +12.4%
3 years +1,245.6%+317.2%+211.5% +88.1%
3 years, per year +138.0%+61.0%+46.1% +23.5%
5 years +903.1%+207.5%+150.5% +68.2%
5 years, per year +58.6%+25.2%+20.2% +11.0%
10 years +785.9%+443.2%+562.5% +263.4%
10 years, per year +24.4%+18.4%+20.8% +13.8%

Risk

MeasureWDCSIMONTAPSPY
Volatility, 1Y 81.3%84.6%44.8% 12.7%
Downside volatility, 1Y 82.5%78.2%38.8% 12.7%
Beta vs S&P 500, 1Y 3.182.441.38 1.00
Return / volatility, 1Y 2.671.402.07 0.98
Max drawdown, 5Y -55.5%-59.1%-43.5% -25.4%
From 52-week high -46.9%-34.8%-6.5% -0.9%
52-week high $746.23$336.90$239.18 $779.14
52-week low $124.92$80.16$94.11 $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.

MultipleWDCSIMONTAP
P/E now vs peer median 14.5xmedian 33.5x —median 46.0x 30.9xmedian 33.5x
P/S now vs peer median 10.2xmedian 2.8x —median 7.9x 5.9xmedian 2.8x
EV/EBITDA now vs peer median 24.2xmedian 19.6x —median 28.3x 21.0xmedian 19.6x
P/FCF now vs peer median 34.6xmedian 29.8x -573.4xmedian 41.4x 26.6xmedian 29.8x
P/B now vs peer median 15.9xmedian 2.9x 7.0xmedian 4.6x 29.3xmedian 2.9x
PEG now vs peer median 0.19median 1.10 —median 2.30 3.77median 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 monthsWDCSIMONTAP
Revenue $14.48B – $7.39B
Gross profit $7.62B – $5.22B
Operating income $5.71B – $1.85B
Net income $10.02B $289.77M $1.42B
Free cash flow $4.29B -$12.85M $1.65B
R&D $1.15B – $1.02B
EPS (diluted) $26.10 – $7.09
Cash & equivalents $1.31B $74.37M $1.57B
Total debt $12.58B $167.29M $2.49B
Shares (diluted) 384.00M 33.68M 200.00M
Enterprise value $138.22B $6.76B $26.65B

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
MetricWDCSIMONTAP
P/E 14.5x – 30.9x
P/FCF 34.6x -573.4x 26.6x
P/Operating cash flow 30.5x -110.6x 23.1x
P/S 10.2x – 5.9x
P/B 15.9x 7.0x 29.3x
P/Tangible book 15.9x 7.7x 30.1x
EV/EBITDA 24.2x – 21.0x
EV/EBIT 25.9x – 23.1x
EV/Revenue 10.2x – 5.8x
EV/FCF 34.5x -572.3x 25.9x
EV/Operating cash flow 30.4x -110.3x 22.5x
PEG (3Y EPS CAGR) 0.19 – 3.77

Growth

14 metrics
MetricWDCSIMONTAP
Revenue growth (1Y) 43.0% – 12.2%
Revenue CAGR (3Y) 57.4% – 6.0%
Gross profit growth (1Y) 85.2% – 13.2%
Gross profit CAGR (3Y) 126.7% – 7.9%
Operating income growth (1Y) 104.4% – 35.6%
Operating income CAGR (3Y) 85.5% – 25.3%
Net income growth (1Y) 288.7% 270.6% 21.1%
Net income CAGR (3Y) 83.2% 49.0% 5.5%
EPS growth (1Y) 286.8% – 22.9%
EPS CAGR (3Y) 75.8% – 8.2%
Operating cash flow growth (1Y) 108.7% -182.4% 3.2%
Operating cash flow CAGR (3Y) 88.3% -36.3% 14.0%
Free cash flow growth (1Y) 121.1% -109.8% -0.5%
Free cash flow CAGR (3Y) 66.0% -27.6% 15.5%

Profitability

14 metrics
MetricWDCSIMONTAP
Gross margin 52.6% – 70.6%
EBITDA margin 42.1% – 27.5%
Operating margin 39.4% – 25.0%
Pretax margin 73.2% – 24.7%
Net margin 69.2% – 19.2%
FCF margin 29.6% – 22.3%
Operating cash flow margin 33.6% – 25.7%
Return on equity 110.0% – 99.6%
Return on assets 71.3% – 13.1%
Return on invested capital 53.8% – 36.7%
Return on capital employed 57.3% – 29.4%
Asset turnover 1.0x – 0.7x
Cash conversion (OCF / net income) 0.5x -0.2x 1.3x
Stock comp / revenue 1.6% – 5.4%

Financial Health

11 metrics
MetricWDCSIMONTAP
Debt / assets 5.5% 3.7% 22.7%
Debt / equity 0.1x 0.1x 1.7x
Net debt / EBITDA -0.1x – -0.5x
Debt / FCF 0.2x -4.6x 1.5x
Liabilities / assets 34.3% 34.8% 86.4%
Equity / assets 65.7% 65.2% 13.6%
Interest coverage 48.8x – –
Current ratio 1.4x 2.5x 1.2x
Quick ratio 0.9x 0.8x 1.0x
Cash ratio 0.3x 0.2x 0.8x
Altman Z-score 21.60 – 4.16

Shareholder Returns

7 metrics
MetricWDCSIMONTAP
Dividend yield 0.1% 0.9% 0.9%
Net buyback yield 2.0% – 1.7%
Shareholder yield 2.2% 0.9% 2.6%
Payout ratio (earnings) 2.0% – –
Payout ratio (FCF) 4.6% – –
Dividend growth (1Y) 151.3% – –
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.

ConsensusWDCSIMONTAP
Forward P/E 16.5xFY2027 19.1xFY2026 21.3xFY2026
EPS, next fiscal year $24.04FY2027 $11.50FY2026 $10.50FY2026
EPS growth, next FY +135.2%FY2027 +223.9%FY2026 +29.2%FY2026
EPS growth, the year after +70.9% +37.5% +8.7%
Revenue, next fiscal year $20.04BFY2027 $1.82BFY2026 $8.49BFY2026
Revenue growth, next FY +55.1%FY2027 +105.0%FY2026 +22.7%FY2026
Revenue growth, the year after +39.2% +27.4% +8.6%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersWDCSIMONTAP
Held by institutions 93.7% 72.4% 97.4%
Institutions holding 1,846 380 959
Change in shares held, QoQ -1.3% -9.8% -1.0%
Institutions buying 1,127 223 501
Institutions selling 597 131 336
Buyers to sellers 1.89 1.70 1.49

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.

WDCSIMONTAP
WDC 1.00 0.51 0.22
SIMO 0.51 1.00 0.24
NTAP 0.22 0.24 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, WDC, SIMO and NTAP?

Western Digital (WDC) is the largest by market capitalisation: Western Digital (WDC) $148.39B, Silicon Motion Technology (SIMO) $7.37B, NetApp (NTAP) $43.84B.

Which stock is cheaper, WDC, SIMO and NTAP?

Western Digital (WDC) trades on the lowest price-to-earnings ratio (Western Digital (WDC) 14.5x, NetApp (NTAP) 30.9x). On next year's consensus earnings, Western Digital (WDC) is cheapest (Western Digital (WDC) 16.5x, Silicon Motion Technology (SIMO) 19.1x, NetApp (NTAP) 21.3x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Western Digital (WDC) grew revenue fastest over the trailing twelve months: Western Digital (WDC) +43.0%, NetApp (NTAP) +12.2%.

Which company is more profitable?

Western Digital (WDC) has the highest net margin (Western Digital (WDC) 69.2%, NetApp (NTAP) 19.2%). On return on invested capital, Western Digital (WDC) leads (Western Digital (WDC) 53.8%, NetApp (NTAP) 36.7%).

Which stock has performed better?

Over the past year Western Digital (WDC) returned the most: Western Digital (WDC) +217.3%, Silicon Motion Technology (SIMO) +118.6%, NetApp (NTAP) +93.0%. Over five years, Western Digital (WDC) compounded fastest (Western Digital (WDC) +58.6%/yr, Silicon Motion Technology (SIMO) +25.2%/yr, NetApp (NTAP) +20.2%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

NetApp (NTAP) has the highest dividend yield: Western Digital (WDC) 0.14%, Silicon Motion Technology (SIMO) 0.91%, NetApp (NTAP) 0.93%.

Which stock is riskier?

By one-year price volatility, NetApp (NTAP) has been the steadiest (Western Digital (WDC) 81.3%, Silicon Motion Technology (SIMO) 84.6%, NetApp (NTAP) 44.8%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, WDC, SIMO and NTAP?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Western Digital (WDC) leads on 9. 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.