IONQ vs INFQ vs QUBT Stock Comparison

IonQ, Infleqtion and Quantum Computing Prices as of Oct 23, 2026 Peers: Industry group
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IONQ IonQ, Inc.
$31.27 -26.5% 1M -47.3% 1Y
Market cap
$11.30B
P/E
–
Revenue (TTM)
$246.47M
Div. yield
–
Quantum Computing Technology
3 wins
INFQ Infleqtion, Inc.
$8.75 -36.6% 1M
Market cap
$1.89B
P/E
–
Revenue (TTM)
$41.08M
Div. yield
–
Quantum Computing Technology
1 win
QUBT Quantum Computing Inc.
$6.56 -28.1% 1M -58.8% 1Y
Market cap
$1.44B
P/E
–
Revenue (TTM)
$9.82M
Div. yield
–
Quantum Computing Technology
3 wins

Head to Head

7 decided of 12

IonQ leads on 3 of the 12 questions below (IonQ 3, Quantum Computing 3, Infleqtion 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionIONQINFQQUBTLeader
Larger companyMarket capitalisation $11.30B $1.89B $1.44B IONQ
Cheaper on earningsLower P/E, profitable companies only -8.1x -19.2x -96.2x –
Cheaper on forward earningsLower price / next fiscal year consensus EPS — — — –
Faster revenue growthRevenue growth, trailing twelve months +370.6% — +3,635.4% QUBT
More profitableNet margin, trailing twelve months -567.8% -240.6% -152.5% QUBT
Better return on capitalReturn on invested capital — — — –
Less leveragedLower net debt / EBITDA — — — –
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months -47.3% — -58.8% IONQ
Better 5-year returnAnnualised price return, 5 years +26.5%/yr — +4.4%/yr IONQ
Less volatileAnnualised volatility, 1 year 90.6% 105.9% 88.8% QUBT
Higher overall scoreMean of the five percentile scores vs peers 26/100 35/100 33/100 INFQ

Percentile Scorecard

IONQINFQQUBT

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

AxisIONQINFQQUBT
Valuation 14 #107 of 124 29 #88 of 124 25 #93 of 124
Growth 18 #93 of 113 21 #89 of 113 29 #81 of 113
Profitability 12 #97 of 110 19 #89 of 110 17 #91 of 110
Financial Health 78 #29 of 129 96 #6 of 129 93 #10 of 129
Shareholder Returns 6 #64 of 68 8 #63 of 68 2 #67 of 68
Overall 26 35 33
  • IONQ ranked among 137 companies in Infrastructure Software
  • INFQ ranked among 137 companies in Infrastructure Software
  • QUBT ranked among 137 companies in Infrastructure Software

Price Performance

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

Returns

PeriodIONQINFQQUBTSPY
1 month -26.5%-36.6%-28.1% -1.0%
3 months -4.8%-2.6%-11.7% +2.9%
6 months -26.8%-34.1%-26.6% +6.4%
Year to date -30.3%—-36.1% +11.4%
1 year -47.3%—-58.8% +13.1%
3 years +184.0%—+637.1% +79.4%
3 years, per year +41.7%—+94.7% +21.5%
5 years +223.7%—+24.2% +67.7%
5 years, per year +26.5%—+4.4% +10.9%
10 years ——+3,180.0% +255.2%
10 years, per year ——+41.8% +13.5%

Risk

MeasureIONQINFQQUBTSPY
Volatility, 1Y 90.6%105.9%88.8% 12.7%
Downside volatility, 1Y 84.9%96.4%85.7% 12.7%
Beta vs S&P 500, 1Y 3.554.263.65 1.00
Return / volatility, 1Y -0.52—-0.66 1.03
Max drawdown, 5Y -90.0%-57.0%-94.4% -25.4%
From 52-week high -56.6%-56.0%-60.7% -2.5%
52-week high $72.07$19.87$16.71 $779.14
52-week low $26.59$8.55$6.31 $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.

MultipleIONQINFQQUBT
P/E now vs peer median -8.2xmedian 37.4x -19.5xmedian 37.4x -98.4xmedian 37.4x
P/S now vs peer median 48.3xmedian 4.4x 47.9xmedian 4.4x 151.1xmedian 4.4x
EV/EBITDA now vs peer median -11.5xmedian 35.0x -19.4xmedian 35.0x -7.7xmedian 35.0x
P/FCF now vs peer median -24.6xmedian 27.2x -89.0xmedian 27.2x -28.8xmedian 27.2x
P/B now vs peer median 3.6xmedian 3.4x 3.4xmedian 3.4x 0.9xmedian 3.4x
PEG now vs peer median 0.09median 1.27 —median 1.27 -2.45median 1.27

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 monthsIONQINFQQUBT
Revenue $246.47M $41.08M $9.82M
Gross profit $72.26M $11.86M -$1.86M
Operating income -$1.01B -$81.99M -$76.18M
Net income -$1.37B -$98.83M -$14.98M
Free cash flow -$483.87M -$22.09M -$51.48M
R&D $448.76M $33.10M $26.91M
EPS (diluted) $-3.81 $-0.45 $-0.07
Cash & equivalents $1.24B $59.29M $189.15M
Shares (diluted) 367.66M 219.74M 224.73M
Enterprise value $3.67B $1.89B -$2.17B

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
MetricIONQINFQQUBT
P/E -8.2x -19.5x -98.4x
P/FCF -24.6x -89.0x -28.8x
P/Operating cash flow -26.3x -96.4x -34.5x
P/S 48.3x 47.9x 151.1x
P/B 3.6x 3.4x 0.9x
P/Tangible book 4.7x 3.4x 1.0x
EV/EBITDA -11.5x -19.4x -7.7x
EV/EBIT -9.7x -18.2x -7.0x
EV/Revenue 39.7x 36.2x 54.0x
EV/FCF -20.2x -67.4x -10.3x
EV/Operating cash flow -21.7x -73.0x -12.3x
PEG (3Y EPS CAGR) 0.09 – -2.45

Growth

14 metrics
MetricIONQINFQQUBT
Revenue growth (1Y) 370.6% – 3,635%
Revenue CAGR (3Y) 146.9% – 230.4%
Gross profit growth (1Y) 156.5% – -2,367%
Gross profit CAGR (3Y) 83.0% – -158.9%
Operating income growth (1Y) -174.2% -13.4% -132.2%
Operating income CAGR (3Y) -109.4% – -36.2%
Net income growth (1Y) -194.3% -39.5% 80.4%
Net income CAGR (3Y) -129.1% – 18.1%
EPS growth (1Y) -106.1% 80.1% 87.7%
EPS CAGR (3Y) -88.9% – 40.2%
Operating cash flow growth (1Y) -213.6% -109.0% -128.0%
Operating cash flow CAGR (3Y) -98.7% – -41.0%
Free cash flow growth (1Y) -212.0% -103.5% -105.7%
Free cash flow CAGR (3Y) -97.9% – -45.3%

Profitability

14 metrics
MetricIONQINFQQUBT
Gross margin 29.3% 28.9% -18.9%
EBITDA margin -345.7% -186.7% -697.4%
Operating margin -408.2% -199.6% -775.5%
Pretax margin -571.3% -174.4% -152.5%
Net margin -567.8% -240.6% -152.5%
FCF margin -196.3% -53.8% -524.0%
Operating cash flow margin -183.5% -49.6% -438.3%
Return on equity -32.8% -12.4% -0.9%
Return on assets -20.3% -11.4% -0.9%
Return on invested capital – – –
Return on capital employed -15.5% -14.3% -4.7%
Asset turnover 0.0x 0.1x 0.0x
Cash conversion (OCF / net income) 0.3x 0.2x 2.9x
Stock comp / revenue 186.1% 54.2% 86.5%

Financial Health

11 metrics
MetricIONQINFQQUBT
Debt / assets – – –
Debt / equity – – –
Net debt / EBITDA – – –
Debt / FCF – – –
Liabilities / assets 50.7% 10.5% 2.9%
Equity / assets 49.3% 89.5% 97.1%
Interest coverage – – -577.1x
Current ratio 10.7x 9.3x 53.1x
Quick ratio 9.8x 9.1x 51.7x
Cash ratio 9.4x 8.9x 51.3x
Altman Z-score 1.55 17.44 19.25

Shareholder Returns

7 metrics
MetricIONQINFQQUBT
Dividend yield – – –
Net buyback yield -25.1% -21.4% -80.7%
Shareholder yield -25.1% -21.4% -80.7%
Payout ratio (earnings) – – –
Payout ratio (FCF) – – –
Dividend growth (1Y) – – –
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.

ConsensusIONQINFQQUBT
EPS, next fiscal year $-1.36FY2026 $-0.24FY2026 $-0.16FY2026
Revenue, next fiscal year $458.50MFY2026 $46.67MFY2026 $29.28MFY2026
Revenue growth, next FY +252.6%FY2026 +43.6%FY2026 +4,193.8%FY2026
Revenue growth, the year after +71.5% +26.6% +84.3%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersIONQINFQQUBT
Held by institutions 53.3% 41.9% 45.4%
Institutions holding 780 260 313
Change in shares held, QoQ -2.4% +148.6% +10.7%
Institutions buying 536 230 195
Institutions selling 154 23 61
Buyers to sellers 3.48 10.00 3.20

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.

IONQINFQQUBT
IONQ 1.00 0.70 0.84
INFQ 0.70 1.00 0.76
QUBT 0.84 0.76 1.00

Add a Peer

Largest companies in the same industry

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Frequently Asked Questions

Which is bigger, IONQ, INFQ and QUBT?

IonQ (IONQ) is the largest by market capitalisation: IonQ (IONQ) $11.30B, Infleqtion (INFQ) $1.89B, Quantum Computing (QUBT) $1.44B.

Which company is growing faster?

Quantum Computing (QUBT) grew revenue fastest over the trailing twelve months: IonQ (IONQ) +370.6%, Quantum Computing (QUBT) +3,635.4%.

Which company is more profitable?

Quantum Computing (QUBT) has the highest net margin (IonQ (IONQ) -567.8%, Infleqtion (INFQ) -240.6%, Quantum Computing (QUBT) -152.5%).

Which stock has performed better?

Over the past year IonQ (IONQ) returned the most: IonQ (IONQ) -47.3%, Quantum Computing (QUBT) -58.8%. Over five years, IonQ (IONQ) compounded fastest (IonQ (IONQ) +26.5%/yr, Quantum Computing (QUBT) +4.4%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Quantum Computing (QUBT) has been the steadiest (IonQ (IONQ) 90.6%, Infleqtion (INFQ) 105.9%, Quantum Computing (QUBT) 88.8%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, IONQ, INFQ and QUBT?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, IonQ (IONQ) leads on 3. 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.