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QUBT vs. SNDK: Quantum Computing vs. Sandisk Stock Comparison

How do Quantum Computing (QUBT) and Sandisk (SNDK) stack up? This page sets them side by side across company profile, performance and risk, profitability, growth, financial strength, dividends, and valuation, with selected fundamentals also measured against each stock's industry-group peers.

Company Profile

Quantum Computing (QUBT) and Sandisk (SNDK) are both classified in the Technology Hardware, Storage & Peripherals sub-industry within the broader Technology Hardware, Storage & Peripherals industry, placing them in the closest GICS peer bucket.

Sandisk (SNDK) is a large-cap at 118.82 billion USD, while Quantum Computing (QUBT) is small-cap at 1.43 billion USD — a noticeable scale difference that may affect liquidity, analyst coverage, and risk profile.

Quantum Computing (QUBT) has been public since February 1, 2007, giving it a longer listed trading history, while Sandisk (SNDK) listed on February 13, 2025 and still has a shorter public-market record.

Company profile comparison for Quantum Computing (QUBT) and Sandisk (SNDK)
Profile ItemQUBTSNDK
NameQuantum Computing Inc.Sandisk Corp.
Country/RegionUnited StatesUnited States
GICS SectorInformation TechnologyInformation Technology
GICS Industry GroupTechnology Hardware & EquipmentTechnology Hardware & Equipment
GICS IndustryTechnology Hardware, Storage & PeripheralsTechnology Hardware, Storage & Peripherals
GICS Sub-IndustryTechnology Hardware, Storage & PeripheralsTechnology Hardware, Storage & Peripherals
Market Capitalization1.43 billion USD118.82 billion USD
CurrencyUSDUSD
ExchangeNasdaqNasdaq
Listing DateFebruary 1, 2007February 13, 2025
Security TypeCommon StockCommon Stock

Price Performance

Cumulative Growth

QUBT
SNDK
GSPC
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Quantum Computing (QUBT) vs. Sandisk (SNDK), with S&P 500 (GSPC) for reference: Growth of a $10,000 investment over the past five years. Adjusted for dividends and splits.

Trailing Returns

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Trailing total returns for Quantum Computing (QUBT) and Sandisk (SNDK). Returns over one year are annualized.

Calendar-Year Returns

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Calendar-year total returns for Quantum Computing (QUBT) and Sandisk (SNDK). Each bar is that year's total return, measured year-end to year-end.

Performance Metrics

Price performance metrics for Quantum Computing (QUBT) and Sandisk (SNDK)
MetricQUBTSNDK
Total Return (1Y)-47.32%270.34%
Total Return (3Y, Annualized)108.36%--
Total Return (5Y, Annualized)-2.06%--

Risk Profile

Drawdown History

QUBT
SNDK
GSPC
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Quantum Computing (QUBT) vs. Sandisk (SNDK), with S&P 500 (GSPC) for reference: Drawdown from the running peak over the past five years. Each line shows the decline from its prior peak; 0% marks a new high.

Return Distribution

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Distribution of monthly total returns for Quantum Computing (QUBT) and Sandisk (SNDK). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Risk profile metrics for Quantum Computing (QUBT) and Sandisk (SNDK)
MetricQUBTSNDK
Volatility (1Y, Annualized)89.55%113.97%
Beta (5Y)3.906.00
Max Drawdown (5Y)-94.40%-65.46%
Avg. Volume (3M)7.19M10.75M

Risk-Adjusted Performance

Risk-Return Positioning

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QUBT and SNDK are plotted by 1-year volatility (risk) and 1-year return. The dashed Capital Allocation Line runs from the risk-free rate through the shared industry median.

Risk-Adjusted Metrics

Risk-adjusted metrics for Quantum Computing (QUBT) and Sandisk (SNDK)
MetricQUBTSNDK
Sharpe Ratio (1Y)-0.582.33
Sortino Ratio (1Y)-0.873.66

Profitability

ROE (TTM)

Quantum Computing (QUBT) reports a negative ROE of -1.51%; negative ROE can reflect losses or negative shareholders’ equity, so it is harder to read as capital efficiency. Meanwhile Sandisk (SNDK) reports 141.17%, ranking against industry peers normally.

QUBT

Technology Hardware & Equipment industry group

-1.51%

Max
42.47%
Q3
19.13%
Median
11.00%
Q1
1.63%
QUBT
-1.51%
Min
-20.62%

SNDK

Technology Hardware & Equipment industry group

141.17%

SNDK
141.17%
Max
42.47%
Q3
19.13%
Median
11.00%
Q1
1.63%
Min
-20.62%
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Quantum Computing (QUBT) vs. Sandisk (SNDK): A comparison of their ROE against the Technology Hardware & Equipment industry group benchmark.

Net Margin (TTM)

Quantum Computing (QUBT) reports a negative net margin of -152.45%, usually indicating a net loss over the period. Meanwhile Sandisk (SNDK) reports 67.04%, ranking against industry peers normally.

QUBT

Technology Hardware & Equipment industry group

-152.45%

Max
27.60%
Q3
11.66%
Median
4.08%
Q1
0.00%
Min
-11.02%
QUBT
-152.45%

SNDK

Technology Hardware & Equipment industry group

67.04%

SNDK
67.04%
Max
27.60%
Q3
11.66%
Median
4.08%
Q1
0.00%
Min
-11.02%
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Quantum Computing (QUBT) vs. Sandisk (SNDK): A comparison of their net margin against the Technology Hardware & Equipment industry group benchmark.

Operating Margin (TTM)

Quantum Computing (QUBT) reports a negative operating margin of -281.27%, usually indicating that operating costs exceeded revenue at the operating-income line. Meanwhile Sandisk (SNDK) reports 79.59%, ranking against industry peers normally.

QUBT

Technology Hardware & Equipment industry group

-281.27%

Max
36.27%
Q3
18.36%
Median
8.84%
Q1
1.46%
Min
-21.39%
QUBT
-281.27%

SNDK

Technology Hardware & Equipment industry group

79.59%

SNDK
79.59%
Max
36.27%
Q3
18.36%
Median
8.84%
Q1
1.46%
Min
-21.39%
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Quantum Computing (QUBT) vs. Sandisk (SNDK): A comparison of their operating margin against the Technology Hardware & Equipment industry group benchmark.

Profitability Metrics

Profitability metrics for Quantum Computing (QUBT) and Sandisk (SNDK)
MetricQUBTSNDK
ROE (TTM)-1.51%141.17%
ROA (TTM)-4.16%68.29%
Net Margin (TTM)-152.45%67.04%
Operating Margin (TTM)-281.27%79.59%
Gross Margin (TTM)-18.92%79.95%

Growth

Revenue Growth

Both Quantum Computing (QUBT) at 82.84% and Sandisk (SNDK) at 175.30% are expanding revenue faster than their entire industry benchmark ranges for revenue growth — exceptional top-line momentum on both sides, though growth that far above the peer range is worth checking for one-off boosts such as acquisitions.

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Quantum Computing (QUBT) vs. Sandisk (SNDK): A comparison of their Revenue Growth across different time periods.

EPS Growth

Neither Quantum Computing (QUBT) nor Sandisk (SNDK) reports a EPS growth value for this period, so a direct comparison isn't possible.

Growth Metrics

Growth metrics for Quantum Computing (QUBT) and Sandisk (SNDK)
MetricQUBTSNDK
Revenue Growth (YoY)82.84%175.30%
Revenue Growth (3Y CAGR)71.17%49.29%
EPS Growth (YoY)----
EPS Growth (3Y CAGR)----

Financial Strength

Current Ratio (MRQ)

Sandisk (SNDK) at 2.58 keeps current ratio within its industry’s typical mid-range, while Quantum Computing (QUBT) at 53.14 sits above its industry’s typical mid-range — comfortable liquidity, though possibly with more idle current assets relative to peers.

QUBT

Technology Hardware & Equipment industry group

53.14

QUBT
53.14
Max
5.34
Q3
3.02
Median
1.95
Q1
1.32
Min
0.17

SNDK

Technology Hardware & Equipment industry group

2.58

Max
5.34
Q3
3.02
SNDK
2.58
Median
1.95
Q1
1.32
Min
0.17
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Quantum Computing (QUBT) vs. Sandisk (SNDK): A comparison of their current ratio against the Technology Hardware & Equipment industry group benchmark.

Debt / Equity (MRQ)

Both Quantum Computing (QUBT) at 0.01 and Sandisk (SNDK) at 0.01 keep leverage in the lower quartile of their industries, with less balance-sheet debt relative to equity than most peers.

QUBT

Technology Hardware & Equipment industry group

0.01

Max
1.76
Q3
0.78
Median
0.24
Q1
0.04
QUBT
0.01
Min
0.01

SNDK

Technology Hardware & Equipment industry group

0.01

Max
1.76
Q3
0.78
Median
0.24
Q1
0.04
SNDK
0.01
Min
0.01
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Quantum Computing (QUBT) vs. Sandisk (SNDK): A comparison of their debt-to-equity ratio against the Technology Hardware & Equipment industry group benchmark.

Financial Strength Metrics

Financial strength metrics for Quantum Computing (QUBT) and Sandisk (SNDK)
MetricQUBTSNDK
Current Ratio (MRQ)53.142.58
Debt / Equity (MRQ)0.010.01
Net Debt / EBITDA---0.24

Dividends

Dividend Yield (TTM)

Neither Quantum Computing (QUBT) nor Sandisk (SNDK) pays a dividend this period — they may reinvest, use buybacks, or simply not return cash through dividends.

QUBT

Technology Hardware & Equipment industry group

0.00%

Max
0.73%
Q3
0.31%
QUBT
0.00%
Median
0.00%
Q1
0.00%
Min
0.00%

SNDK

Technology Hardware & Equipment industry group

0.00%

Max
0.73%
Q3
0.31%
SNDK
0.00%
Median
0.00%
Q1
0.00%
Min
0.00%
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Quantum Computing (QUBT) vs. Sandisk (SNDK): A comparison of their dividend yield against the Technology Hardware & Equipment industry group benchmark.

Dividend Payout Ratio (TTM)

Neither Quantum Computing (QUBT) nor Sandisk (SNDK) pays a dividend this period — they may reinvest, use buybacks, or simply not return cash through dividends.

QUBT

Technology Hardware & Equipment industry group

0.00%

Max
32.27%
Q3
14.48%
QUBT
0.00%
Median
0.00%
Q1
0.00%
Min
0.00%

SNDK

Technology Hardware & Equipment industry group

0.00%

Max
32.27%
Q3
14.48%
SNDK
0.00%
Median
0.00%
Q1
0.00%
Min
0.00%
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Quantum Computing (QUBT) vs. Sandisk (SNDK): A comparison of their payout ratio against the Technology Hardware & Equipment industry group benchmark.

Dividend Metrics

Dividend metrics for Quantum Computing (QUBT) and Sandisk (SNDK)
MetricQUBTSNDK
Dividend Yield (TTM)0.00%0.00%
Dividend Payout Ratio (TTM)0.00%0.00%

Valuation

P/E Ratio (TTM)

An earnings multiple is available for just one side: Sandisk (SNDK) trades at 6.67 times trailing earnings, ranked against its peers, while Quantum Computing (QUBT) has no P/E ratio this period.

QUBT

Technology Hardware & Equipment industry group

--

Max
69.48
Q3
41.02
Median
26.39
Q1
19.36
Min
6.07
QUBT
--

SNDK

Technology Hardware & Equipment industry group

6.67

Max
69.48
Q3
41.02
Median
26.39
Q1
19.36
SNDK
6.67
Min
6.07
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Quantum Computing (QUBT) vs. Sandisk (SNDK): QUBT does not report P/E ratio, so it has no value marker; SNDK is benchmarked against the Technology Hardware & Equipment industry group.

P/S Ratio (TTM)

Sandisk (SNDK) at 4.10 prices around its industry’s typical P/S ratio, while Quantum Computing (QUBT) at 145.84 clears its benchmark range — QUBT looks notably rich on sales.

QUBT

Technology Hardware & Equipment industry group

145.84

QUBT
145.84
Max
11.30
Q3
5.82
Median
2.56
Q1
1.05
Min
0.00

SNDK

Technology Hardware & Equipment industry group

4.10

Max
11.30
Q3
5.82
SNDK
4.10
Median
2.56
Q1
1.05
Min
0.00
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Quantum Computing (QUBT) vs. Sandisk (SNDK): A comparison of their P/S ratio against the Technology Hardware & Equipment industry group benchmark.

P/B Ratio (MRQ)

Quantum Computing (QUBT) at 0.90 looks cheap against book in the lower P/B ratio quartile, while Sandisk (SNDK) at 6.63 carries a premium in the upper quartile — a clear price-to-book gap.

QUBT

Technology Hardware & Equipment industry group

0.90

Max
10.75
Q3
5.52
Median
3.17
Q1
1.79
QUBT
0.90
Min
0.33

SNDK

Technology Hardware & Equipment industry group

6.63

Max
10.75
SNDK
6.63
Q3
5.52
Median
3.17
Q1
1.79
Min
0.33
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Quantum Computing (QUBT) vs. Sandisk (SNDK): A comparison of their P/B ratio against the Technology Hardware & Equipment industry group benchmark.

Valuation Metrics

Valuation metrics for Quantum Computing (QUBT) and Sandisk (SNDK)
MetricQUBTSNDK
P/E Ratio (TTM)--6.67
P/S Ratio (TTM)145.844.10
P/B Ratio (MRQ)0.906.63
Free Cash Flow Yield (TTM)-3.76%9.46%