SMCI vs STX vs WDC Stock Comparison

Super Micro Computer, Seagate Technology Holdings and Western Digital Prices as of Oct 29, 2026 Peers: Industry group
SMCI Super Micro Computer, Inc.
$34.43 -16.1% 1M -34.7% 1Y
Market cap
$22.62B
P/E
9.3x
Revenue (TTM)
$39.06B
Div. yield
–
Server and Storage Hardware Technology
3 wins
WDC Western Digital Corp
$395.41 -12.8% 1M +179.7% 1Y
Market cap
$148.01B
P/E
14.4x
Revenue (TTM)
$14.48B
Div. yield
0.14%
Server and Storage Hardware Technology
5 wins

Head to Head

12 decided of 12

Western Digital leads on 5 of the 12 questions below (Western Digital 5, Seagate Technology Holdings 4, Super Micro Computer 3). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionSMCISTXWDCLeader
Larger companyMarket capitalisation $22.62B $160.91B $148.01B STX
Cheaper on earningsLower P/E, profitable companies only 9.3x 36.3x 14.4x SMCI
Cheaper on forward earningsLower price / next fiscal year consensus EPS 7.6x 18.2x 16.4x SMCI
Faster revenue growthRevenue growth, trailing twelve months +77.8% +44.4% +43.0% SMCI
More profitableNet margin, trailing twelve months 5.7% 31.9% 69.2% WDC
Better return on capitalReturn on invested capital 17.0% 82.3% 53.8% STX
Less leveragedLower net debt / EBITDA — 0.2x -0.1x WDC
Higher dividend yieldTrailing dividend yield — 0.42% 0.14% STX
Better 1-year returnPrice return, last 12 months -34.7% +163.7% +179.7% WDC
Better 5-year returnAnnualised price return, 5 years +57.7%/yr +51.1%/yr +58.6%/yr WDC
Less volatileAnnualised volatility, 1 year 95.8% 73.9% 80.4% STX
Higher overall scoreMean of the five percentile scores vs peers 57/100 67/100 79/100 WDC

Percentile Scorecard

SMCISTXWDC

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

AxisSMCISTXWDC
Valuation 68 #37 of 112 32 #77 of 112 49 #58 of 112
Growth 73 #30 of 108 99 #2 of 108 98 #3 of 108
Profitability 55 #47 of 104 100 #1 of 104 98 #3 of 104
Financial Health 68 #38 of 116 44 #65 of 116 67 #39 of 116
Shareholder Returns 23 #60 of 78 62 #30 of 78 83 #14 of 78
Overall 57 67 79
  • SMCI ranked among 121 companies in Computer Hardware
  • STX ranked among 121 companies in Computer Hardware
  • 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

PeriodSMCISTXWDCSPY
1 month -16.1%-23.3%-12.8% +0.7%
3 months +24.2%-17.8%-25.8% +3.7%
6 months +25.7%+4.0%-9.0% +7.1%
Year to date +17.6%+154.4%+129.5% +12.8%
1 year -34.7%+163.7%+179.7% +11.9%
3 years +45.5%+923.8%+1,151.7% +85.2%
3 years, per year +13.3%+117.3%+132.3% +22.8%
5 years +872.6%+686.4%+900.5% +67.6%
5 years, per year +57.7%+51.1%+58.6% +10.9%
10 years +1,311.1%+1,951.2%+783.6% +262.0%
10 years, per year +30.3%+35.3%+24.3% +13.7%

Risk

MeasureSMCISTXWDCSPY
Volatility, 1Y 95.8%73.9%80.4% 12.7%
Downside volatility, 1Y 97.9%76.4%82.1% 12.6%
Beta vs S&P 500, 1Y 4.032.533.17 1.00
Return / volatility, 1Y -0.362.212.23 0.94
Max drawdown, 5Y -84.8%-58.2%-55.5% -25.4%
From 52-week high -34.7%-36.0%-47.0% -1.2%
52-week high $52.69$1,094.04$746.23 $779.14
52-week low $20.53$237.49$138.13 $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.

MultipleSMCISTXWDC
P/E now vs peer median 9.3xmedian 32.9x 36.3xmedian 32.9x 14.4xmedian 32.9x
P/S now vs peer median 0.6xmedian 2.9x 11.7xmedian 2.9x 10.2xmedian 2.9x
EV/EBITDA now vs peer median —median 20.0x 28.2xmedian 20.0x 24.2xmedian 20.0x
P/FCF now vs peer median -3.2xmedian 30.2x 38.7xmedian 30.2x 34.5xmedian 30.2x
P/B now vs peer median 1.6xmedian 2.9x 46.6xmedian 2.9x 15.8xmedian 2.9x
PEG now vs peer median 0.23median 1.08 0.39median 1.08 0.19median 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 monthsSMCISTXWDC
Revenue $39.06B $13.80B $14.48B
Gross profit $4.23B $6.95B $7.62B
Operating income $2.77B $5.46B $5.71B
Net income $2.23B $4.40B $10.02B
Free cash flow -$6.97B $4.16B $4.29B
R&D $771.23M $769.00M $1.15B
EPS (diluted) $3.20 $18.95 $26.10
Cash & equivalents $7.52B $1.26B $1.31B
Total debt $2.00B $2.35B $12.58B
Shares (diluted) 697.35M 232.00M 384.00M
Enterprise value $5.52B $155.75B $137.84B

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
MetricSMCISTXWDC
P/E 9.3x 36.3x 14.4x
P/FCF -3.2x 38.7x 34.5x
P/Operating cash flow -3.3x 33.3x 30.4x
P/S 0.6x 11.7x 10.2x
P/B 1.6x 46.6x 15.8x
P/Tangible book 1.6x 46.6x 15.8x
EV/EBITDA – 28.2x 24.2x
EV/EBIT 6.2x 29.6x 25.8x
EV/Revenue 0.4x 11.7x 10.2x
EV/FCF -2.5x 39.0x 34.4x
EV/Operating cash flow -2.5x 33.5x 30.3x
PEG (3Y EPS CAGR) 0.23 0.39 0.19

Growth

14 metrics
MetricSMCISTXWDC
Revenue growth (1Y) 77.8% 44.4% 43.0%
Revenue CAGR (3Y) 76.3% 26.6% 57.4%
Gross profit growth (1Y) 74.0% 97.2% 85.2%
Gross profit CAGR (3Y) 48.8% 89.7% 126.7%
Operating income growth (1Y) 121.1% 150.5% 104.4%
Operating income CAGR (3Y) 53.8% 125.4% 85.5%
Net income growth (1Y) 112.7% 156.6% 288.7%
Net income CAGR (3Y) 51.6% 99.4% 83.2%
EPS growth (1Y) 91.6% 150.0% 286.8%
EPS CAGR (3Y) 40.9% 94.1% 75.8%
Operating cash flow growth (1Y) -510.4% 217.9% 108.7%
Operating cash flow CAGR (3Y) -130.6% 80.3% 88.3%
Free cash flow growth (1Y) -555.0% 241.1% 121.1%
Free cash flow CAGR (3Y) -135.9% 93.8% 66.0%

Profitability

14 metrics
MetricSMCISTXWDC
Gross margin 10.8% 50.4% 52.6%
EBITDA margin – 41.6% 42.1%
Operating margin 7.1% 39.6% 39.4%
Pretax margin 7.1% 36.7% 73.2%
Net margin 5.7% 31.9% 69.2%
FCF margin -17.8% 30.1% 29.6%
Operating cash flow margin -17.4% 35.0% 33.6%
Return on equity 20.2% 156.4% 110.0%
Return on assets 8.4% 43.3% 71.3%
Return on invested capital 17.0% 82.3% 53.8%
Return on capital employed 14.2% 76.1% 57.3%
Asset turnover 1.5x 1.4x 1.0x
Cash conversion (OCF / net income) -3.1x 1.1x 0.5x
Stock comp / revenue 1.1% 1.6% 1.6%

Financial Health

11 metrics
MetricSMCISTXWDC
Debt / assets 6.7% 22.8% 5.5%
Debt / equity 0.1x 0.7x 0.1x
Net debt / EBITDA – 0.2x -0.1x
Debt / FCF -0.3x 0.6x 0.2x
Liabilities / assets 51.6% 66.6% 34.3%
Equity / assets 48.4% 33.4% 65.7%
Interest coverage 14.2x 22.3x 48.8x
Current ratio 3.9x 1.8x 1.4x
Quick ratio 1.9x 1.1x 0.9x
Cash ratio 1.1x 0.4x 0.3x
Altman Z-score 3.58 16.77 21.56

Shareholder Returns

7 metrics
MetricSMCISTXWDC
Dividend yield – 0.4% 0.1%
Net buyback yield -6.4% 0.3% 2.0%
Shareholder yield -6.4% 0.7% 2.2%
Payout ratio (earnings) – 14.8% 2.0%
Payout ratio (FCF) – 15.6% 4.6%
Dividend growth (1Y) – 7.1% 151.3%
Dividend CAGR (3Y) – 3.8% –

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.

ConsensusSMCISTXWDC
Forward P/E 7.6xFY2027 18.2xFY2027 16.4xFY2027
EPS, next fiscal year $4.52FY2027 $38.53FY2027 $24.04FY2027
EPS growth, next FY +24.5%FY2027 +147.3%FY2027 +135.2%FY2027
EPS growth, the year after +21.7% +63.8% +70.9%
Revenue, next fiscal year $74.04BFY2027 $19.55BFY2027 $20.04BFY2027
Revenue growth, next FY +89.6%FY2027 +60.2%FY2027 +55.1%FY2027
Revenue growth, the year after +5.0% +29.7% +39.2%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersSMCISTXWDC
Held by institutions 68.0% 83.8% 93.7%
Institutions holding 775 1,957 1,847
Change in shares held, QoQ +32.3% +1.4% -1.3%
Institutions buying 451 1,209 1,128
Institutions selling 233 590 597
Buyers to sellers 1.94 2.05 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.

SMCISTXWDC
SMCI 1.00 0.30 0.34
STX 0.30 1.00 0.88
WDC 0.34 0.88 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, SMCI, STX and WDC?

Seagate Technology Holdings (STX) is the largest by market capitalisation: Super Micro Computer (SMCI) $22.62B, Seagate Technology Holdings (STX) $160.91B, Western Digital (WDC) $148.01B.

Which stock is cheaper, SMCI, STX and WDC?

Super Micro Computer (SMCI) trades on the lowest price-to-earnings ratio (Super Micro Computer (SMCI) 9.3x, Seagate Technology Holdings (STX) 36.3x, Western Digital (WDC) 14.4x). On next year's consensus earnings, Super Micro Computer (SMCI) is cheapest (Super Micro Computer (SMCI) 7.6x, Seagate Technology Holdings (STX) 18.2x, Western Digital (WDC) 16.4x). 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%, Seagate Technology Holdings (STX) +44.4%, Western Digital (WDC) +43.0%.

Which company is more profitable?

Western Digital (WDC) has the highest net margin (Super Micro Computer (SMCI) 5.7%, Seagate Technology Holdings (STX) 31.9%, Western Digital (WDC) 69.2%). On return on invested capital, Seagate Technology Holdings (STX) leads (Super Micro Computer (SMCI) 17.0%, Seagate Technology Holdings (STX) 82.3%, Western Digital (WDC) 53.8%).

Which stock has performed better?

Over the past year Western Digital (WDC) returned the most: Super Micro Computer (SMCI) -34.7%, Seagate Technology Holdings (STX) +163.7%, Western Digital (WDC) +179.7%. Over five years, Western Digital (WDC) compounded fastest (Super Micro Computer (SMCI) +57.7%/yr, Seagate Technology Holdings (STX) +51.1%/yr, Western Digital (WDC) +58.6%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Seagate Technology Holdings (STX) has the highest dividend yield: Seagate Technology Holdings (STX) 0.42%, Western Digital (WDC) 0.14%. Super Micro Computer (SMCI) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Seagate Technology Holdings (STX) has been the steadiest (Super Micro Computer (SMCI) 95.8%, Seagate Technology Holdings (STX) 73.9%, Western Digital (WDC) 80.4%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, SMCI, STX 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 5. 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.