SIMO vs SMCI vs WDC Stock Comparison

Silicon Motion Technology, Super Micro Computer and Western Digital Prices as of Oct 27, 2026 Peers: Industry group
SMCI Super Micro Computer, Inc.
$35.09 -18.9% 1M -32.0% 1Y
Market cap
$23.05B
P/E
9.5x
Revenue (TTM)
$39.06B
Div. yield
–
Server and Storage Hardware Technology
4 wins
WDC Western Digital Corp
$380.88 -16.6% 1M +200.7% 1Y
Market cap
$142.57B
P/E
13.9x
Revenue (TTM)
$14.48B
Div. yield
0.15%
Server and Storage Hardware Technology
6 wins

Head to Head

11 decided of 12

Western Digital leads on 6 of the 12 questions below (Western Digital 6, Super Micro Computer 4, Silicon Motion Technology 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionSIMOSMCIWDCLeader
Larger companyMarket capitalisation $6.85B $23.05B $142.57B WDC
Cheaper on earningsLower P/E, profitable companies only — 9.5x 13.9x SMCI
Cheaper on forward earningsLower price / next fiscal year consensus EPS 17.8x 7.8x 15.8x SMCI
Faster revenue growthRevenue growth, trailing twelve months — +77.8% +43.0% SMCI
More profitableNet margin, trailing twelve months — 5.7% 69.2% WDC
Better return on capitalReturn on invested capital — 17.0% 53.8% WDC
Less leveragedLower net debt / EBITDA — — -0.1x –
Higher dividend yieldTrailing dividend yield 0.98% — 0.15% SIMO
Better 1-year returnPrice return, last 12 months +98.3% -32.0% +200.7% WDC
Better 5-year returnAnnualised price return, 5 years +24.0%/yr +58.3%/yr +54.5%/yr SMCI
Less volatileAnnualised volatility, 1 year 84.4% 95.7% 81.3% WDC
Higher overall scoreMean of the five percentile scores vs peers 36/100 57/100 77/100 WDC

Percentile Scorecard

SIMOSMCIWDC

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

AxisSIMOSMCIWDC
Valuation 14 #81 of 94 63 #42 of 112 51 #55 of 112
Growth 26 #68 of 92 73 #30 of 109 98 #3 of 109
Profitability – 57 #45 of 104 97 #4 of 104
Financial Health 36 #64 of 99 67 #39 of 116 66 #40 of 116
Shareholder Returns 67 #25 of 73 24 #62 of 81 73 #23 of 81
Overall 36 57 77
  • SIMO ranked among 103 companies in Semiconductors
  • SMCI ranked among 122 companies in Computer Hardware
  • WDC ranked among 122 companies in Computer Hardware

Price Performance

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

Returns

PeriodSIMOSMCIWDCSPY
1 month -26.1%-18.9%-16.6% -0.2%
3 months -7.8%+23.3%-17.8% +3.9%
6 months +36.9%+28.8%-2.6% +8.2%
Year to date +120.2%+19.9%+121.1% +12.9%
1 year +98.3%-32.0%+200.7% +12.3%
3 years +287.9%+45.4%+1,192.9% +87.4%
3 years, per year +57.2%+13.3%+134.8% +23.3%
5 years +192.8%+891.2%+779.6% +67.9%
5 years, per year +24.0%+58.3%+54.5% +10.9%
10 years +339.9%+1,487.8%+745.8% +261.1%
10 years, per year +16.0%+31.9%+23.8% +13.7%

Risk

MeasureSIMOSMCIWDCSPY
Volatility, 1Y 84.4%95.7%81.3% 12.7%
Downside volatility, 1Y 78.0%98.1%82.1% 12.7%
Beta vs S&P 500, 1Y 2.424.033.17 1.00
Return / volatility, 1Y 1.16-0.332.47 0.97
Max drawdown, 5Y -59.1%-84.8%-55.5% -25.4%
From 52-week high -39.4%-33.4%-49.0% -1.2%
52-week high $336.90$52.69$746.23 $779.14
52-week low $80.16$20.53$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.

MultipleSIMOSMCIWDC
P/E now vs peer median —median 45.6x 9.5xmedian 33.2x 13.9xmedian 33.2x
P/S now vs peer median —median 7.7x 0.6xmedian 2.8x 9.8xmedian 2.8x
EV/EBITDA now vs peer median —median 29.0x —median 20.0x 23.3xmedian 20.0x
P/FCF now vs peer median -533.1xmedian 40.6x -3.3xmedian 29.8x 33.2xmedian 29.8x
P/B now vs peer median 6.5xmedian 4.6x 1.6xmedian 3.0x 15.3xmedian 3.0x
PEG now vs peer median —median 2.28 0.23median 1.17 0.18median 1.17

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 monthsSIMOSMCIWDC
Revenue – $39.06B $14.48B
Gross profit – $4.23B $7.62B
Operating income – $2.77B $5.71B
Net income $289.77M $2.23B $10.02B
Free cash flow -$12.85M -$6.97B $4.29B
R&D – $771.23M $1.15B
EPS (diluted) – $3.20 $26.10
Cash & equivalents $74.37M $7.52B $1.31B
Total debt $167.29M $2.00B $12.58B
Shares (diluted) 33.68M 697.35M 384.00M
Enterprise value $6.24B $5.95B $132.40B

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
MetricSIMOSMCIWDC
P/E – 9.5x 13.9x
P/FCF -533.1x -3.3x 33.2x
P/Operating cash flow -102.8x -3.4x 29.3x
P/S – 0.6x 9.8x
P/B 6.5x 1.6x 15.3x
P/Tangible book 7.2x 1.6x 15.3x
EV/EBITDA – – 23.3x
EV/EBIT – 6.3x 24.9x
EV/Revenue – 0.4x 9.8x
EV/FCF -531.9x -2.5x 33.1x
EV/Operating cash flow -102.6x -2.6x 29.2x
PEG (3Y EPS CAGR) – 0.23 0.18

Growth

14 metrics
MetricSIMOSMCIWDC
Revenue growth (1Y) – 77.8% 43.0%
Revenue CAGR (3Y) – 76.3% 57.4%
Gross profit growth (1Y) – 74.0% 85.2%
Gross profit CAGR (3Y) – 48.8% 126.7%
Operating income growth (1Y) – 121.1% 104.4%
Operating income CAGR (3Y) – 53.8% 85.5%
Net income growth (1Y) 270.6% 112.7% 288.7%
Net income CAGR (3Y) 49.0% 51.6% 83.2%
EPS growth (1Y) – 91.6% 286.8%
EPS CAGR (3Y) – 40.9% 75.8%
Operating cash flow growth (1Y) -182.4% -510.4% 108.7%
Operating cash flow CAGR (3Y) -36.3% -130.6% 88.3%
Free cash flow growth (1Y) -109.8% -555.0% 121.1%
Free cash flow CAGR (3Y) -27.6% -135.9% 66.0%

Profitability

14 metrics
MetricSIMOSMCIWDC
Gross margin – 10.8% 52.6%
EBITDA margin – – 42.1%
Operating margin – 7.1% 39.4%
Pretax margin – 7.1% 73.2%
Net margin – 5.7% 69.2%
FCF margin – -17.8% 29.6%
Operating cash flow margin – -17.4% 33.6%
Return on equity – 20.2% 110.0%
Return on assets – 8.4% 71.3%
Return on invested capital – 17.0% 53.8%
Return on capital employed – 14.2% 57.3%
Asset turnover – 1.5x 1.0x
Cash conversion (OCF / net income) -0.2x -3.1x 0.5x
Stock comp / revenue – 1.1% 1.6%

Financial Health

11 metrics
MetricSIMOSMCIWDC
Debt / assets 3.7% 6.7% 5.5%
Debt / equity 0.1x 0.1x 0.1x
Net debt / EBITDA – – -0.1x
Debt / FCF -4.6x -0.3x 0.2x
Liabilities / assets 34.8% 51.6% 34.3%
Equity / assets 65.2% 48.4% 65.7%
Interest coverage – 14.2x 48.8x
Current ratio 2.5x 3.9x 1.4x
Quick ratio 0.8x 1.9x 0.9x
Cash ratio 0.2x 1.1x 0.3x
Altman Z-score – 3.59 20.89

Shareholder Returns

7 metrics
MetricSIMOSMCIWDC
Dividend yield 1.0% – 0.1%
Net buyback yield – -6.3% 2.1%
Shareholder yield 1.0% -6.3% 2.3%
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.

ConsensusSIMOSMCIWDC
Forward P/E 17.8xFY2026 7.8xFY2027 15.8xFY2027
EPS, next fiscal year $11.50FY2026 $4.52FY2027 $24.04FY2027
EPS growth, next FY +223.9%FY2026 +24.5%FY2027 +135.2%FY2027
EPS growth, the year after +37.5% +21.7% +70.9%
Revenue, next fiscal year $1.82BFY2026 $74.04BFY2027 $20.04BFY2027
Revenue growth, next FY +105.0%FY2026 +89.6%FY2027 +55.1%FY2027
Revenue growth, the year after +27.4% +5.0% +39.2%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersSIMOSMCIWDC
Held by institutions 72.4% 68.0% 93.7%
Institutions holding 380 774 1,846
Change in shares held, QoQ -9.8% +32.3% -1.3%
Institutions buying 223 450 1,127
Institutions selling 131 233 597
Buyers to sellers 1.70 1.93 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.

SIMOSMCIWDC
SIMO 1.00 0.32 0.51
SMCI 0.32 1.00 0.34
WDC 0.51 0.34 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, SIMO, SMCI and WDC?

Western Digital (WDC) is the largest by market capitalisation: Silicon Motion Technology (SIMO) $6.85B, Super Micro Computer (SMCI) $23.05B, Western Digital (WDC) $142.57B.

Which stock is cheaper, SIMO, SMCI and WDC?

Super Micro Computer (SMCI) trades on the lowest price-to-earnings ratio (Super Micro Computer (SMCI) 9.5x, Western Digital (WDC) 13.9x). On next year's consensus earnings, Super Micro Computer (SMCI) is cheapest (Silicon Motion Technology (SIMO) 17.8x, Super Micro Computer (SMCI) 7.8x, Western Digital (WDC) 15.8x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Super Micro Computer (SMCI) grew revenue fastest over the trailing twelve months: Super Micro Computer (SMCI) +77.8%, Western Digital (WDC) +43.0%.

Which company is more profitable?

Western Digital (WDC) has the highest net margin (Super Micro Computer (SMCI) 5.7%, Western Digital (WDC) 69.2%). On return on invested capital, Western Digital (WDC) leads (Super Micro Computer (SMCI) 17.0%, Western Digital (WDC) 53.8%).

Which stock has performed better?

Over the past year Western Digital (WDC) returned the most: Silicon Motion Technology (SIMO) +98.3%, Super Micro Computer (SMCI) -32.0%, Western Digital (WDC) +200.7%. Over five years, Super Micro Computer (SMCI) compounded fastest (Silicon Motion Technology (SIMO) +24.0%/yr, Super Micro Computer (SMCI) +58.3%/yr, Western Digital (WDC) +54.5%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Silicon Motion Technology (SIMO) has the highest dividend yield: Silicon Motion Technology (SIMO) 0.98%, Western Digital (WDC) 0.15%. Super Micro Computer (SMCI) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Western Digital (WDC) has been the steadiest (Silicon Motion Technology (SIMO) 84.4%, Super Micro Computer (SMCI) 95.7%, Western Digital (WDC) 81.3%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, SIMO, SMCI 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.