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Sandisk Corporation

SNDK
75
Computer Hardware · Technology
Price
$1299.30
-95.53 (-6.85%)
Market Cap
$187.78B
Exchange
NASDAQ
Winston Score
75
Winston is happy
A high-quality business with solid fundamentals.
Data as of Oct 18, 2026 · filings through Jul 3, 2026

§How the score breaks down

Quality
Exceptional
30/30
Growth
Good
10/20
Cash Flow
Exceptional
9/10
Stability
Exceptional
10/10
Valuation
Strong
8/10
Ownership
Mixed
4/15
Dividends
Not counted
n/a

71 of 95 counted points = Winston Score 75. Pillars marked n/a do not apply to this company and are left out of the total.

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Share count rising — dilution

+7.6% over 4y

The company has issued more shares over this period, which dilutes each existing shareholder’s stake.

Diluted shares outstanding: 144.0M (2022) → 155.0M (2026)

§Winston Score History

The full picture

SanDisk Corp. engages in the development, manufacture, and provision of storage devices and solutions on NAND flash technology. Its products include solid state drives. embedded products, removable cards, universal series bus, and wafers and components. The company was founded on June 1, 1988 and is headquartered in Milipitas, CA.

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Growth Profile

When traditional metrics don't capture the full picture, these are the signals growth stock investors use instead.

Revenue Growth

+371.6% YoY

YoY Growth Rate

Revenue accelerating

EPS Growth

>+1,000% YoY

YoY Growth Rate

EPS growth accelerating

R&D Spend

$1.3B/ year

↑ Rising (+17% vs prior year)

6.6% of revenue

Below sector average (15%)

R&D investment increasing — building for the future

Insider Activity

1.4%ownership

→ Flat

Insider ownership roughly steady over the past year

Cash Position

Cash flow positive

$6.5B cash & investments

Quarterly Free Cash Flow

↑ Burn rate improving

Company generates more cash than it spends — no dilution risk from fundraising

Revenue accelerating

Sandisk Corporation grew revenue 372% year-over-year and the growth rate is speeding up. That's the kind of momentum growth investors look for — the question is whether margins can follow.

The Winston Score above measures business quality today. Growth stocks often score lower because they invest in the future rather than maximising current profits. These metrics show what matters most for evaluating that future.

Score breakdown

Every number that matters to educated investors.

Each metric is explained in plain language so you know exactly what you're looking at. Start your free trial now.

Quality

Profit per sale
Gross Margin
84.6%
Premium pricing power — 84.6% gross margin
Profit after running costs
Operating Margin
78.2%
Excellent — 78.2% operating margin
Return on the money invested
ROCE
78.7%
Exceptional — 78.7% return on capital

ROIC above 25%. Every dollar invested in the business earns more than 25 cents back per year.

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Growth

Sales growth
Sales YoY
+175.3%
Fast-growing sales (+175.3% YoY)
Profit growth
EPS YoY
N/A
Data not available
How steady the profit is
EPS Consistency
5/8 quarters
Mixed — about half the quarters showed growth

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Cash Flow

Profit that turns into cash
Cash Conversion
102%
Turns 102% of profit into real cash
Spare cash per sale
FCF Margin
56.8%
Converts sales into free cash efficiently (56.8%)

Free cash flow margin above 20%. Out of every $100 in sales, more than $20 is real cash they keep.

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Stability

What it owes vs what it owns
Debt / Equity
0.00
Conservative — low debt load (0.00)
Covers its interest
Interest Cover
169.71x
Comfortably covers interest (169.7x)

Interest coverage above 8. Profits cover interest many times over.

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Valuation

Price vs profit
P/E Ratio (TTM)
16.7x
Fair value — P/E 16.7

P/E in the normal range. Price is roughly $15 for every $1 of yearly profit.

Cheaper or dearer next year
P/E vs Forward
+9.9
GROWING
Earnings expected to grow meaningfully — cheaper on forward P/E (16.7 → 6.8)

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Dividends

Not applicable for this business.
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