IONQ vs. WDC: IonQ vs. Western Digital Stock Comparison
How do IonQ (IONQ) and Western Digital (WDC) 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
IonQ (IONQ) and Western Digital (WDC) 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.
Western Digital (WDC) has more than two decades of public-market history since October 31, 1978, whereas IonQ (IONQ) listed on January 4, 2021 and has a much shorter record to draw on.
| Profile Item | IONQ | WDC |
|---|---|---|
| Name | IonQ, Inc. | Western Digital Corp. |
| Country/Region | United States | United States |
| GICS Sector | Information Technology | Information Technology |
| GICS Industry Group | Technology Hardware & Equipment | Technology Hardware & Equipment |
| GICS Industry | Technology Hardware, Storage & Peripherals | Technology Hardware, Storage & Peripherals |
| GICS Sub-Industry | Technology Hardware, Storage & Peripherals | Technology Hardware, Storage & Peripherals |
| Market Capitalization | 15.16 billion USD | 98.74 billion USD |
| Currency | USD | USD |
| Exchange | NYSE | Nasdaq |
| Listing Date | January 4, 2021 | October 31, 1978 |
| Security Type | Common Stock | Common Stock |
Price Performance
Cumulative Growth
Trailing Returns
Calendar-Year Returns
Performance Metrics
| Metric | IONQ | WDC |
|---|---|---|
| Total Return (1Y) | -40.10% | 78.89% |
| Total Return (3Y, Annualized) | 46.76% | 106.11% |
| Total Return (5Y, Annualized) | 9.52% | 47.06% |
Risk Profile
Drawdown History
Return Distribution
Risk Metrics
| Metric | IONQ | WDC |
|---|---|---|
| Volatility (1Y, Annualized) | 94.72% | 83.20% |
| Beta (5Y) | 3.33 | 2.35 |
| Max Drawdown (5Y) | -90.00% | -64.64% |
| Avg. Volume (3M) | 22.02M | 8.01M |
Risk-Adjusted Performance
Risk-Return Positioning
Risk-Adjusted Metrics
| Metric | IONQ | WDC |
|---|---|---|
| Sharpe Ratio (1Y) | -0.47 | 0.90 |
| Sortino Ratio (1Y) | -0.74 | 1.32 |
Profitability
ROE (TTM)
Western Digital (WDC) at 129.60% clears its industry range for ROE, a sharper capital-efficiency signal than IonQ (IONQ) at 6.90%, which is closer to a typical peer reading.
IONQ
Technology Hardware & Equipment industry group
6.90%
- Max
- 42.47%
- Q3
- 19.13%
- Median
- 11.00%
- IONQ
- 6.90%
- Q1
- 1.63%
- Min
- -20.62%
WDC
Technology Hardware & Equipment industry group
129.60%
- WDC
- 129.60%
- Max
- 42.47%
- Q3
- 19.13%
- Median
- 11.00%
- Q1
- 1.63%
- Min
- -20.62%
Net Margin (TTM)
Both IonQ (IONQ) at 67.09% and Western Digital (WDC) at 69.20% keep an unusually large share of revenue as bottom-line profit — each net margin clears its industry’s benchmark range.
IONQ
Technology Hardware & Equipment industry group
67.09%
- IONQ
- 67.09%
- Max
- 27.60%
- Q3
- 11.66%
- Median
- 4.08%
- Q1
- 0.00%
- Min
- -11.02%
WDC
Technology Hardware & Equipment industry group
69.20%
- WDC
- 69.20%
- Max
- 27.60%
- Q3
- 11.66%
- Median
- 4.08%
- Q1
- 0.00%
- Min
- -11.02%
Operating Margin (TTM)
IonQ (IONQ) reports a negative operating margin of -249.14%, usually indicating that operating costs exceeded revenue at the operating-income line. Meanwhile Western Digital (WDC) reports 47.68%, ranking against industry peers normally.
IONQ
Technology Hardware & Equipment industry group
-249.14%
- Max
- 36.27%
- Q3
- 18.36%
- Median
- 8.84%
- Q1
- 1.46%
- Min
- -21.39%
- IONQ
- -249.14%
WDC
Technology Hardware & Equipment industry group
47.68%
- WDC
- 47.68%
- Max
- 36.27%
- Q3
- 18.36%
- Median
- 8.84%
- Q1
- 1.46%
- Min
- -21.39%
Profitability Metrics
| Metric | IONQ | WDC |
|---|---|---|
| ROE (TTM) | 6.90% | 129.60% |
| ROA (TTM) | -12.60% | 25.88% |
| Net Margin (TTM) | 67.09% | 69.20% |
| Operating Margin (TTM) | -249.14% | 47.68% |
| Gross Margin (TTM) | 24.67% | 52.60% |
Growth
Revenue Growth
Both companies are growing quickly, but IonQ (IONQ) at 201.85% is the standout with revenue growth above its industry range; Western Digital (WDC) at 35.70% also sits in the top quartile.
EPS Growth
Only one side can be read here: Western Digital (WDC) reports EPS growth of 372.38%, ranked against its industry; IonQ (IONQ) has no EPS growth figure this period.
Growth Metrics
| Metric | IONQ | WDC |
|---|---|---|
| Revenue Growth (YoY) | 201.85% | 35.70% |
| Revenue Growth (3Y CAGR) | 126.89% | 27.35% |
| EPS Growth (YoY) | -- | 372.38% |
| EPS Growth (3Y CAGR) | -- | -- |
Financial Strength
Current Ratio (MRQ)
Western Digital (WDC) at 1.43 keeps current ratio within its industry’s typical mid-range, while IonQ (IONQ) at 4.24 sits above its industry’s typical mid-range — comfortable liquidity, though possibly with more idle current assets relative to peers.
IONQ
Technology Hardware & Equipment industry group
4.24
- Max
- 5.34
- IONQ
- 4.24
- Q3
- 3.02
- Median
- 1.95
- Q1
- 1.32
- Min
- 0.17
WDC
Technology Hardware & Equipment industry group
1.43
- Max
- 5.34
- Q3
- 3.02
- Median
- 1.95
- WDC
- 1.43
- Q1
- 1.32
- Min
- 0.17
Debt / Equity (MRQ)
IonQ (IONQ) at 0.01 keeps leverage in the lower industry quartile, while Western Digital (WDC) at 0.10 runs a more typical debt-to-equity mix.
IONQ
Technology Hardware & Equipment industry group
0.01
- Max
- 1.76
- Q3
- 0.78
- Median
- 0.24
- Q1
- 0.04
- IONQ
- 0.01
- Min
- 0.01
WDC
Technology Hardware & Equipment industry group
0.10
- Max
- 1.76
- Q3
- 0.78
- Median
- 0.24
- WDC
- 0.10
- Q1
- 0.04
- Min
- 0.01
Financial Strength Metrics
| Metric | IONQ | WDC |
|---|---|---|
| Current Ratio (MRQ) | 4.24 | 1.43 |
| Debt / Equity (MRQ) | 0.01 | 0.10 |
| Net Debt / EBITDA | -- | -0.06 |
Dividends
Dividend Yield (TTM)
IonQ (IONQ) pays no dividend (yield 0.00%) — it may be reinvesting, using buybacks, or simply not returning cash through dividends. Meanwhile Western Digital (WDC) reports a yield of 0.21%, ranking against industry peers normally.
IONQ
Technology Hardware & Equipment industry group
0.00%
- Max
- 0.73%
- Q3
- 0.31%
- IONQ
- 0.00%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
WDC
Technology Hardware & Equipment industry group
0.21%
- Max
- 0.73%
- Q3
- 0.31%
- WDC
- 0.21%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
Dividend Payout Ratio (TTM)
IonQ (IONQ) pays no dividend (payout 0.00%) — it may be reinvesting, using buybacks, or simply not returning cash through dividends. Meanwhile Western Digital (WDC) reports a payout of 1.93%, ranking against industry peers normally.
IONQ
Technology Hardware & Equipment industry group
0.00%
- Max
- 32.27%
- Q3
- 14.48%
- IONQ
- 0.00%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
WDC
Technology Hardware & Equipment industry group
1.93%
- Max
- 32.27%
- Q3
- 14.48%
- WDC
- 1.93%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
Dividend Metrics
| Metric | IONQ | WDC |
|---|---|---|
| Dividend Yield (TTM) | 0.00% | 0.21% |
| Dividend Payout Ratio (TTM) | 0.00% | 1.93% |
Valuation
P/E Ratio (TTM)
Both IonQ (IONQ) at 18.86 and Western Digital (WDC) at 9.28 sit in the cheaper earnings-multiple quartile for P/E ratio, with the market paying less for a dollar of trailing earnings than it pays for typical peers.
IONQ
Technology Hardware & Equipment industry group
18.86
- Max
- 69.48
- Q3
- 41.02
- Median
- 26.39
- Q1
- 19.36
- IONQ
- 18.86
- Min
- 6.07
WDC
Technology Hardware & Equipment industry group
9.28
- Max
- 69.48
- Q3
- 41.02
- Median
- 26.39
- Q1
- 19.36
- WDC
- 9.28
- Min
- 6.07
P/S Ratio (TTM)
Both look expensive on sales: Western Digital (WDC) at 6.82 sits in the upper P/S ratio quartile, and IonQ (IONQ) at 39.84 prices even higher, above its industry range.
IONQ
Technology Hardware & Equipment industry group
39.84
- IONQ
- 39.84
- Max
- 11.30
- Q3
- 5.82
- Median
- 2.56
- Q1
- 1.05
- Min
- 0.00
WDC
Technology Hardware & Equipment industry group
6.82
- Max
- 11.30
- WDC
- 6.82
- Q3
- 5.82
- Median
- 2.56
- Q1
- 1.05
- Min
- 0.00
P/B Ratio (MRQ)
IonQ (IONQ) at 2.67 is valued about in line with its industry on P/B ratio, while Western Digital (WDC) at 10.55 carries an above-peer premium to book — WDC is pricier on assets.
IONQ
Technology Hardware & Equipment industry group
2.67
- Max
- 10.75
- Q3
- 5.52
- Median
- 3.17
- IONQ
- 2.67
- Q1
- 1.79
- Min
- 0.33
WDC
Technology Hardware & Equipment industry group
10.55
- Max
- 10.75
- WDC
- 10.55
- Q3
- 5.52
- Median
- 3.17
- Q1
- 1.79
- Min
- 0.33
Valuation Metrics
| Metric | IONQ | WDC |
|---|---|---|
| P/E Ratio (TTM) | 18.86 | 9.28 |
| P/S Ratio (TTM) | 39.84 | 6.82 |
| P/B Ratio (MRQ) | 2.67 | 10.55 |
| Free Cash Flow Yield (TTM) | -2.81% | 2.76% |