SIMO vs WDC Stock Comparison

Silicon Motion Technology and Western Digital Prices as of Oct 26, 2026 Peers: Industry group
WDC Western Digital Corp
$356.13 -22.0% 1M +175.2% 1Y
Market cap
$139.55B
P/E
13.9x
Revenue (TTM)
$14.48B
Div. yield
0.00%
Server and Storage Hardware Technology
6 wins

Head to Head

6 decided of 12

Western Digital leads on 6 of the 12 questions below (Western Digital 6). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionSIMOWDCLeader
Larger companyMarket capitalisation $6.86B $139.55B WDC
Cheaper on earningsLower P/E, profitable companies only — 13.9x –
Cheaper on forward earningsLower price / next fiscal year consensus EPS 16.5x 14.8x WDC
Faster revenue growthRevenue growth, trailing twelve months — +43.0% –
More profitableNet margin, trailing twelve months — 69.2% –
Better return on capitalReturn on invested capital — 53.8% –
Less leveragedLower net debt / EBITDA — -0.1x –
Higher dividend yieldTrailing dividend yield 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months +90.8% +175.2% WDC
Better 5-year returnAnnualised price return, 5 years +21.4%/yr +53.4%/yr WDC
Less volatileAnnualised volatility, 1 year 84.2% 81.2% WDC
Higher overall scoreMean of the five percentile scores vs peers 35/100 78/100 WDC

Percentile Scorecard

SIMOWDC

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

AxisSIMOWDC
Valuation 12 #84 of 95 54 #52 of 111
Growth 26 #69 of 93 99 #2 of 108
Profitability – 98 #3 of 104
Financial Health 36 #65 of 101 66 #40 of 115
Shareholder Returns 66 #26 of 75 75 #21 of 81
Overall 35 78
  • SIMO ranked among 104 companies in Semiconductors
  • WDC ranked among 121 companies in Computer Hardware

Price Performance

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

Returns

PeriodSIMOWDCSPY
1 month -31.5%-22.0% -0.8%
3 months -22.6%-28.5% +3.5%
6 months +28.2%-11.1% +7.0%
Year to date +104.1%+106.7% +12.2%
1 year +90.8%+175.2% +13.0%
3 years +259.4%+1,108.9% +86.3%
3 years, per year +53.2%+129.6% +23.1%
5 years +163.6%+749.3% +68.6%
5 years, per year +21.4%+53.4% +11.0%
10 years +305.8%+733.6% +258.0%
10 years, per year +15.0%+23.6% +13.6%

Risk

MeasureSIMOWDCSPY
Volatility, 1Y 84.2%81.2% 12.7%
Downside volatility, 1Y 78.0%82.1% 12.7%
Beta vs S&P 500, 1Y 2.403.15 1.00
Return / volatility, 1Y 1.082.16 1.02
Max drawdown, 5Y -59.1%-55.5% -25.4%
From 52-week high -43.8%-52.3% -1.8%
52-week high $336.90$746.23 $779.14
52-week low $80.16$124.92 $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.

MultipleSIMOWDC
P/E now vs peer median —median 42.1x 13.0xmedian 32.0x
P/S now vs peer median —median 7.1x 9.2xmedian 2.8x
EV/EBITDA now vs peer median —median 27.5x 21.8xmedian 19.4x
P/FCF now vs peer median -494.0xmedian 37.2x 31.1xmedian 29.0x
P/B now vs peer median 6.1xmedian 4.2x 14.3xmedian 2.9x
PEG now vs peer median —median 2.23 0.17median 1.13

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 monthsSIMOWDC
Revenue – $14.48B
Gross profit – $7.62B
Operating income – $5.71B
Net income $289.77M $10.02B
Free cash flow -$12.85M $4.29B
R&D – $1.15B
EPS (diluted) – $26.10
Cash & equivalents $74.37M $1.31B
Total debt $167.29M $12.58B
Shares (diluted) 33.68M 384.00M
Enterprise value $6.25B $129.38B

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
MetricSIMOWDC
P/E – 13.0x
P/FCF -494.0x 31.1x
P/Operating cash flow -95.2x 27.4x
P/S – 9.2x
P/B 6.1x 14.3x
P/Tangible book 6.6x 14.3x
EV/EBITDA – 21.8x
EV/EBIT – 23.3x
EV/Revenue – 9.2x
EV/FCF -492.8x 31.0x
EV/Operating cash flow -95.0x 27.3x
PEG (3Y EPS CAGR) – 0.17

Growth

14 metrics
MetricSIMOWDC
Revenue growth (1Y) – 43.0%
Revenue CAGR (3Y) – 57.4%
Gross profit growth (1Y) – 85.2%
Gross profit CAGR (3Y) – 126.7%
Operating income growth (1Y) – 104.4%
Operating income CAGR (3Y) – 85.5%
Net income growth (1Y) 270.6% 288.7%
Net income CAGR (3Y) 49.0% 83.2%
EPS growth (1Y) – 286.8%
EPS CAGR (3Y) – 75.8%
Operating cash flow growth (1Y) -182.4% 108.7%
Operating cash flow CAGR (3Y) -36.3% 88.3%
Free cash flow growth (1Y) -109.8% 121.1%
Free cash flow CAGR (3Y) -27.6% 66.0%

Profitability

14 metrics
MetricSIMOWDC
Gross margin – 52.6%
EBITDA margin – 42.1%
Operating margin – 39.4%
Pretax margin – 73.2%
Net margin – 69.2%
FCF margin – 29.6%
Operating cash flow margin – 33.6%
Return on equity – 110.0%
Return on assets – 71.3%
Return on invested capital – 53.8%
Return on capital employed – 57.3%
Asset turnover – 1.0x
Cash conversion (OCF / net income) -0.2x 0.5x
Stock comp / revenue – 1.6%

Financial Health

11 metrics
MetricSIMOWDC
Debt / assets 3.7% 5.5%
Debt / equity 0.1x 0.1x
Net debt / EBITDA – -0.1x
Debt / FCF -4.6x 0.2x
Liabilities / assets 34.8% 34.3%
Equity / assets 65.2% 65.7%
Interest coverage – 48.8x
Current ratio 2.5x 1.4x
Quick ratio 0.8x 0.9x
Cash ratio 0.2x 0.3x
Altman Z-score – 19.75

Shareholder Returns

7 metrics
MetricSIMOWDC
Dividend yield 1.1% 0.2%
Net buyback yield – 2.3%
Shareholder yield 1.1% 2.4%
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.

ConsensusSIMOWDC
Forward P/E 16.5xFY2026 14.8xFY2027
EPS, next fiscal year $11.50FY2026 $24.04FY2027
EPS growth, next FY +223.9%FY2026 +135.2%FY2027
EPS growth, the year after +37.5% +70.9%
Revenue, next fiscal year $1.82BFY2026 $20.04BFY2027
Revenue growth, next FY +105.0%FY2026 +55.1%FY2027
Revenue growth, the year after +27.4% +39.2%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersSIMOWDC
Held by institutions 72.4% 93.7%
Institutions holding 380 1,845
Change in shares held, QoQ -9.8% -1.3%
Institutions buying 223 1,127
Institutions selling 131 596
Buyers to sellers 1.70 1.89

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.

SIMOWDC
SIMO 1.00 0.50
WDC 0.50 1.00

Add a Peer

Largest companies in the same industry

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Frequently Asked Questions

Which is bigger, SIMO and WDC?

Western Digital (WDC) is the largest by market capitalisation: Silicon Motion Technology (SIMO) $6.86B, Western Digital (WDC) $139.55B.

Which stock has performed better?

Over the past year Western Digital (WDC) returned the most: Silicon Motion Technology (SIMO) +90.8%, Western Digital (WDC) +175.2%. Over five years, Western Digital (WDC) compounded fastest (Silicon Motion Technology (SIMO) +21.4%/yr, Western Digital (WDC) +53.4%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: Silicon Motion Technology (SIMO) 0.00%, Western Digital (WDC) 0.00%. Silicon Motion Technology (SIMO) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Western Digital (WDC) has been the steadiest (Silicon Motion Technology (SIMO) 84.2%, Western Digital (WDC) 81.2%). Volatility measures how widely the price swings, not the risk of the business.

Do SIMO and WDC move together?

Their daily returns over the past year have a correlation of 0.50, a moderate positive relationship. Holding both diversifies more than two closely linked stocks would.

Which is the better stock, SIMO and WDC?

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 6. 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.