IONQ vs. TDY: IonQ vs. Teledyne Stock Comparison
How do IonQ (IONQ) and Teledyne (TDY) 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 Teledyne (TDY) both fall under the Technology Hardware & Equipment industry group, but IONQ is classified in Technology Hardware, Storage & Peripherals while TDY is classified in Electronic Equipment, Instruments & Components.
Teledyne (TDY) has more than two decades of public-market history since November 23, 1999, whereas IonQ (IONQ) listed on January 4, 2021 and has a much shorter record to draw on.
| Profile Item | IONQ | TDY |
|---|---|---|
| Name | IonQ, Inc. | Teledyne Technologies Incorporated |
| 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 | Electronic Equipment, Instruments & Components |
| GICS Sub-Industry | Technology Hardware, Storage & Peripherals | Electronic Equipment & Instruments |
| Market Capitalization | 15.16 billion USD | 28.68 billion USD |
| Currency | USD | USD |
| Exchange | NYSE | NYSE |
| Listing Date | January 4, 2021 | November 23, 1999 |
| Security Type | Common Stock | Common Stock |
Price Performance
Cumulative Growth
Trailing Returns
Calendar-Year Returns
Performance Metrics
| Metric | IONQ | TDY |
|---|---|---|
| Total Return (1Y) | -40.10% | 25.47% |
| Total Return (3Y, Annualized) | 46.76% | 19.59% |
| Total Return (5Y, Annualized) | 9.52% | 7.96% |
Risk Profile
Drawdown History
Return Distribution
Risk Metrics
IonQ (IONQ) carries a highly aggressive beta of 3.33, indicating much higher sensitivity to broad-market moves, whereas Teledyne (TDY) is closer to market-like at 0.88 — a noticeable difference in market-sensitivity profile.
IonQ (IONQ) is heavily traded at around 22.02M shares per day, whereas Teledyne (TDY) sees a more moderate 304.37K — larger orders in the latter may require more patience and tighter control over order sizing.
| Metric | IONQ | TDY |
|---|---|---|
| Volatility (1Y, Annualized) | 94.72% | 27.63% |
| Beta (5Y) | 3.33 | 0.88 |
| Max Drawdown (5Y) | -90.00% | -32.24% |
| Avg. Volume (3M) | 22.02M | 304.37K |
Risk-Adjusted Performance
Risk-Return Positioning
Risk-Adjusted Metrics
| Metric | IONQ | TDY |
|---|---|---|
| Sharpe Ratio (1Y) | -0.47 | 0.77 |
| Sortino Ratio (1Y) | -0.74 | 1.19 |
Profitability
ROE (TTM)
Both IonQ (IONQ) at 6.90% and Teledyne (TDY) at 9.47% land near their industries’ usual ROE ranges, so capital efficiency looks broadly in line with peers on both sides.
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%
TDY
Technology Hardware & Equipment industry group
9.47%
- Max
- 42.47%
- Q3
- 19.13%
- Median
- 11.00%
- TDY
- 9.47%
- Q1
- 1.63%
- Min
- -20.62%
Net Margin (TTM)
IonQ (IONQ) at 67.09% keeps the most of each sales dollar — above its industry’s net margin range — and Teledyne (TDY) at 15.75% also retains a top-quartile share.
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%
TDY
Technology Hardware & Equipment industry group
15.75%
- Max
- 27.60%
- TDY
- 15.75%
- 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 Teledyne (TDY) reports 20.76%, 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%
TDY
Technology Hardware & Equipment industry group
20.76%
- Max
- 36.27%
- TDY
- 20.76%
- Q3
- 18.36%
- Median
- 8.84%
- Q1
- 1.46%
- Min
- -21.39%
Profitability Metrics
| Metric | IONQ | TDY |
|---|---|---|
| ROE (TTM) | 6.90% | 9.47% |
| ROA (TTM) | -12.60% | 5.31% |
| Net Margin (TTM) | 67.09% | 15.75% |
| Operating Margin (TTM) | -249.14% | 20.76% |
| Gross Margin (TTM) | 24.67% | 43.60% |
Growth
Revenue Growth
IonQ (IONQ) at 201.85% clears its industry range for revenue growth, far stronger top-line momentum than Teledyne (TDY) at 7.86%, which is closer to a typical peer reading.
EPS Growth
Only one side can be read here: Teledyne (TDY) reports EPS growth of 9.70%, ranked against its industry; IonQ (IONQ) has no EPS growth figure this period.
Growth Metrics
| Metric | IONQ | TDY |
|---|---|---|
| Revenue Growth (YoY) | 201.85% | 7.86% |
| Revenue Growth (3Y CAGR) | 126.89% | 3.86% |
| EPS Growth (YoY) | -- | 9.70% |
| EPS Growth (3Y CAGR) | -- | 4.53% |
Financial Strength
Current Ratio (MRQ)
Teledyne (TDY) at 2.31 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
TDY
Technology Hardware & Equipment industry group
2.31
- Max
- 5.34
- Q3
- 3.02
- TDY
- 2.31
- Median
- 1.95
- Q1
- 1.32
- Min
- 0.17
Debt / Equity (MRQ)
IonQ (IONQ) at 0.01 keeps leverage in the lower industry quartile, while Teledyne (TDY) at 0.18 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
TDY
Technology Hardware & Equipment industry group
0.18
- Max
- 1.76
- Q3
- 0.78
- Median
- 0.24
- TDY
- 0.18
- Q1
- 0.04
- Min
- 0.01
Financial Strength Metrics
| Metric | IONQ | TDY |
|---|---|---|
| Current Ratio (MRQ) | 4.24 | 2.31 |
| Debt / Equity (MRQ) | 0.01 | 0.18 |
| Net Debt / EBITDA | -- | 0.88 |
Dividends
Dividend Yield (TTM)
Neither IonQ (IONQ) nor Teledyne (TDY) pays a dividend this period — they may reinvest, use buybacks, or simply not return cash through dividends.
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%
TDY
Technology Hardware & Equipment industry group
0.00%
- Max
- 0.73%
- Q3
- 0.31%
- TDY
- 0.00%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
Dividend Payout Ratio (TTM)
Neither IonQ (IONQ) nor Teledyne (TDY) pays a dividend this period — they may reinvest, use buybacks, or simply not return cash through dividends.
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%
TDY
Technology Hardware & Equipment industry group
0.00%
- Max
- 32.27%
- Q3
- 14.48%
- TDY
- 0.00%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
Dividend Metrics
| Metric | IONQ | TDY |
|---|---|---|
| Dividend Yield (TTM) | 0.00% | 0.00% |
| Dividend Payout Ratio (TTM) | 0.00% | 0.00% |
Valuation
P/E Ratio (TTM)
IonQ (IONQ) at 18.86 sits in the cheaper P/E ratio quartile, while Teledyne (TDY) at 28.32 is closer to its industry’s usual earnings multiple — a discount for IONQ, though growth and earnings durability still matter.
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
TDY
Technology Hardware & Equipment industry group
28.32
- Max
- 69.48
- Q3
- 41.02
- TDY
- 28.32
- Median
- 26.39
- Q1
- 19.36
- Min
- 6.07
P/S Ratio (TTM)
Teledyne (TDY) at 4.40 prices around its industry’s typical P/S ratio, while IonQ (IONQ) at 39.84 clears its benchmark range — IONQ looks notably rich on sales.
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
TDY
Technology Hardware & Equipment industry group
4.40
- Max
- 11.30
- Q3
- 5.82
- TDY
- 4.40
- Median
- 2.56
- Q1
- 1.05
- Min
- 0.00
P/B Ratio (MRQ)
On P/B ratio, both IonQ (IONQ) at 2.67 and Teledyne (TDY) at 2.57 are valued close to their industries’ norm against book — neither stands out from peers.
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
TDY
Technology Hardware & Equipment industry group
2.57
- Max
- 10.75
- Q3
- 5.52
- Median
- 3.17
- TDY
- 2.57
- Q1
- 1.79
- Min
- 0.33
Valuation Metrics
| Metric | IONQ | TDY |
|---|---|---|
| P/E Ratio (TTM) | 18.86 | 28.32 |
| P/S Ratio (TTM) | 39.84 | 4.40 |
| P/B Ratio (MRQ) | 2.67 | 2.57 |
| Free Cash Flow Yield (TTM) | -2.81% | 3.33% |