NTAP vs WDC vs SNDK Stock Comparison

NetApp, Western Digital and Sandisk Prices as of Oct 27, 2026 Peers: Industry group
NTAP NetApp, Inc.
$227.58 +13.1% 1M +94.2% 1Y
Market cap
$43.81B
P/E
30.9x
Revenue (TTM)
$7.39B
Div. yield
–
Server and Storage Hardware Technology
2 wins
WDC Western Digital Corp
$380.88 -16.6% 1M +200.7% 1Y
Market cap
$144.41B
P/E
14.4x
Revenue (TTM)
$14.48B
Div. yield
0.00%
Server and Storage Hardware Technology
3 wins
SNDK Sandisk Corp
$1,304.84 -26.6% 1M +639.3% 1Y
Market cap
$205.67B
P/E
18.0x
Revenue (TTM)
$20.25B
Div. yield
–
Server and Storage Hardware Technology
6 wins

Head to Head

11 decided of 12

Sandisk leads on 6 of the 12 questions below (Sandisk 6, Western Digital 3, NetApp 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionNTAPWDCSNDKLeader
Larger companyMarket capitalisation $43.81B $144.41B $205.67B SNDK
Cheaper on earningsLower P/E, profitable companies only 30.9x 14.4x 18.0x WDC
Cheaper on forward earningsLower price / next fiscal year consensus EPS 21.7x 15.8x 6.3x SNDK
Faster revenue growthRevenue growth, trailing twelve months +12.2% +43.0% +175.3% SNDK
More profitableNet margin, trailing twelve months 19.2% 69.2% 56.5% WDC
Better return on capitalReturn on invested capital 36.7% 53.8% 73.7% SNDK
Less leveragedLower net debt / EBITDA -0.5x -0.1x — NTAP
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months +94.2% +200.7% +639.3% SNDK
Better 5-year returnAnnualised price return, 5 years +20.5%/yr +54.5%/yr — WDC
Less volatileAnnualised volatility, 1 year 44.8% 81.3% 111.5% NTAP
Higher overall scoreMean of the five percentile scores vs peers 57/100 77/100 79/100 SNDK

Percentile Scorecard

NTAPWDCSNDK

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

AxisNTAPWDCSNDK
Valuation 42 #65 of 112 51 #55 of 112 66 #39 of 112
Growth 52 #53 of 109 98 #3 of 109 100 #1 of 109
Profitability 92 #9 of 104 97 #4 of 104 100 #1 of 104
Financial Health 28 #84 of 116 66 #40 of 116 82 #22 of 116
Shareholder Returns 70 #25 of 81 73 #23 of 81 49 #42 of 81
Overall 57 77 79
  • NTAP ranked among 122 companies in Computer Hardware
  • WDC ranked among 122 companies in Computer Hardware
  • SNDK ranked among 122 companies in Computer Hardware

Price Performance

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

Returns

PeriodNTAPWDCSNDKSPY
1 month +13.1%-16.6%-26.6% -0.2%
3 months +30.4%-17.8%+19.0% +3.9%
6 months +110.2%-2.6%+30.2% +8.2%
Year to date +112.5%+121.1%+449.7% +12.9%
1 year +94.2%+200.7%+639.3% +12.3%
3 years +216.9%+1,192.9%— +87.4%
3 years, per year +46.9%+134.8%— +23.3%
5 years +153.7%+779.6%— +67.9%
5 years, per year +20.5%+54.5%— +10.9%
10 years +573.3%+745.8%— +261.1%
10 years, per year +21.0%+23.8%— +13.7%

Risk

MeasureNTAPWDCSNDKSPY
Volatility, 1Y 44.8%81.3%111.5% 12.7%
Downside volatility, 1Y 38.8%82.1%105.8% 12.7%
Beta vs S&P 500, 1Y 1.383.173.98 1.00
Return / volatility, 1Y 2.102.475.73 0.97
Max drawdown, 5Y -43.5%-55.5%-56.5% -25.4%
From 52-week high -4.8%-49.0%-44.1% -1.2%
52-week high $239.18$746.23$2,335.00 $779.14
52-week low $94.11$124.92$175.53 $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.

MultipleNTAPWDCSNDK
P/E now vs peer median 31.5xmedian 33.2x 13.9xmedian 33.2x 16.8xmedian 33.2x
P/S now vs peer median 6.0xmedian 2.8x 9.8xmedian 2.8x 9.4xmedian 2.8x
EV/EBITDA now vs peer median 21.4xmedian 20.0x 23.3xmedian 20.0x 14.8xmedian 20.0x
P/FCF now vs peer median 27.0xmedian 29.8x 33.2xmedian 29.8x 16.6xmedian 29.8x
P/B now vs peer median 29.8xmedian 3.0x 15.3xmedian 3.0x 12.1xmedian 3.0x
PEG now vs peer median 3.84median 1.17 0.18median 1.17 —median 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 monthsNTAPWDCSNDK
Revenue $7.39B $14.48B $20.25B
Gross profit $5.22B $7.62B $14.47B
Operating income $1.85B $5.71B $12.39B
Net income $1.42B $10.02B $11.43B
Free cash flow $1.65B $4.29B $11.49B
R&D $1.02B $1.15B $1.33B
EPS (diluted) $7.09 $26.10 $73.76
Cash & equivalents $1.57B $1.31B $4.76B
Total debt $2.49B $12.58B –
Shares (diluted) 200.00M 384.00M 155.00M
Enterprise value $26.63B $134.24B $194.19B

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
MetricNTAPWDCSNDK
P/E 31.5x 13.9x 16.8x
P/FCF 27.0x 33.2x 16.6x
P/Operating cash flow 23.5x 29.3x 16.3x
P/S 6.0x 9.8x 9.4x
P/B 29.8x 15.3x 12.1x
P/Tangible book 30.6x 15.3x 12.1x
EV/EBITDA 21.4x 23.3x 14.8x
EV/EBIT 23.5x 24.9x 15.0x
EV/Revenue 5.9x 9.8x 9.2x
EV/FCF 26.4x 33.1x 16.2x
EV/Operating cash flow 22.9x 29.2x 15.9x
PEG (3Y EPS CAGR) 3.84 0.18 –

Growth

14 metrics
MetricNTAPWDCSNDK
Revenue growth (1Y) 12.2% 43.0% 175.3%
Revenue CAGR (3Y) 6.0% 57.4% –
Gross profit growth (1Y) 13.2% 85.2% 554.2%
Gross profit CAGR (3Y) 7.9% 126.7% –
Operating income growth (1Y) 35.6% 104.4% 999.7%
Operating income CAGR (3Y) 25.3% 85.5% –
Net income growth (1Y) 21.1% 288.7% 796.7%
Net income CAGR (3Y) 5.5% 83.2% –
EPS growth (1Y) 22.9% 286.8% 751.8%
EPS CAGR (3Y) 8.2% 75.8% –
Operating cash flow growth (1Y) 3.2% 108.7% 13,794%
Operating cash flow CAGR (3Y) 14.0% 88.3% –
Free cash flow growth (1Y) -0.5% 121.1% 9,678%
Free cash flow CAGR (3Y) 15.5% 66.0% –

Profitability

14 metrics
MetricNTAPWDCSNDK
Gross margin 70.6% 52.6% 71.5%
EBITDA margin 27.5% 42.1% 62.0%
Operating margin 25.0% 39.4% 61.2%
Pretax margin 24.7% 73.2% 64.3%
Net margin 19.2% 69.2% 56.5%
FCF margin 22.3% 29.6% 56.8%
Operating cash flow margin 25.7% 33.6% 57.6%
Return on equity 99.6% 110.0% 77.5%
Return on assets 13.1% 71.3% 57.8%
Return on invested capital 36.7% 53.8% 73.7%
Return on capital employed 29.4% 57.3% 87.2%
Asset turnover 0.7x 1.0x 1.0x
Cash conversion (OCF / net income) 1.3x 0.5x 1.0x
Stock comp / revenue 5.4% 1.6% 1.1%

Financial Health

11 metrics
MetricNTAPWDCSNDK
Debt / assets 22.7% 5.5% –
Debt / equity 1.7x 0.1x –
Net debt / EBITDA -0.5x -0.1x –
Debt / FCF 1.5x 0.2x –
Liabilities / assets 86.4% 34.3% 30.1%
Equity / assets 13.6% 65.7% 69.9%
Interest coverage – 48.8x 169.7x
Current ratio 1.2x 1.4x 2.3x
Quick ratio 1.0x 0.9x 12.2x
Cash ratio 0.8x 0.3x 0.9x
Altman Z-score 4.21 20.89 20.58

Shareholder Returns

7 metrics
MetricNTAPWDCSNDK
Dividend yield 0.9% 0.1% –
Net buyback yield 1.7% 2.1% 0.0%
Shareholder yield 2.6% 2.3% 0.0%
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.

ConsensusNTAPWDCSNDK
Forward P/E 21.7xFY2026 15.8xFY2027 6.3xFY2027
EPS, next fiscal year $10.50FY2026 $24.04FY2027 $206.11FY2027
EPS growth, next FY +29.2%FY2026 +135.2%FY2027 +190.8%FY2027
EPS growth, the year after +8.7% +70.9% +36.1%
Revenue, next fiscal year $8.49BFY2026 $20.04BFY2027 $50.93BFY2027
Revenue growth, next FY +22.7%FY2026 +55.1%FY2027 +151.5%FY2027
Revenue growth, the year after +8.6% +39.2% +10.4%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersNTAPWDCSNDK
Held by institutions 97.4% 93.7% –
Institutions holding 959 1,846 –
Change in shares held, QoQ -1.0% -1.3% –
Institutions buying 501 1,127 –
Institutions selling 336 597 –
Buyers to sellers 1.49 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.

NTAPWDCSNDK
NTAP 1.00 0.22 0.16
WDC 0.22 1.00 0.73
SNDK 0.16 0.73 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, NTAP, WDC and SNDK?

Sandisk (SNDK) is the largest by market capitalisation: NetApp (NTAP) $43.81B, Western Digital (WDC) $144.41B, Sandisk (SNDK) $205.67B.

Which stock is cheaper, NTAP, WDC and SNDK?

Western Digital (WDC) trades on the lowest price-to-earnings ratio (NetApp (NTAP) 30.9x, Western Digital (WDC) 14.4x, Sandisk (SNDK) 18.0x). On next year's consensus earnings, Sandisk (SNDK) is cheapest (NetApp (NTAP) 21.7x, Western Digital (WDC) 15.8x, Sandisk (SNDK) 6.3x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Sandisk (SNDK) grew revenue fastest over the trailing twelve months: NetApp (NTAP) +12.2%, Western Digital (WDC) +43.0%, Sandisk (SNDK) +175.3%.

Which company is more profitable?

Western Digital (WDC) has the highest net margin (NetApp (NTAP) 19.2%, Western Digital (WDC) 69.2%, Sandisk (SNDK) 56.5%). On return on invested capital, Sandisk (SNDK) leads (NetApp (NTAP) 36.7%, Western Digital (WDC) 53.8%, Sandisk (SNDK) 73.7%).

Which stock has performed better?

Over the past year Sandisk (SNDK) returned the most: NetApp (NTAP) +94.2%, Western Digital (WDC) +200.7%, Sandisk (SNDK) +639.3%. Over five years, Western Digital (WDC) compounded fastest (NetApp (NTAP) +20.5%/yr, Western Digital (WDC) +54.5%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: NetApp (NTAP) 0.00%, Western Digital (WDC) 0.00%, Sandisk (SNDK) 0.00%. NetApp (NTAP) and Sandisk (SNDK) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, NetApp (NTAP) has been the steadiest (NetApp (NTAP) 44.8%, Western Digital (WDC) 81.3%, Sandisk (SNDK) 111.5%). Volatility measures how widely the price swings, not the risk of the business.

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

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Sandisk (SNDK) 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.