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Side-by-side financial comparison of IonQ, Inc. (IONQ) and Ribbon Communications Inc. (RBBN). Click either name above to swap in a different company.

Ribbon Communications Inc. is the larger business by last-quarter revenue ($162.6M vs $61.9M, roughly 2.6× IonQ, Inc.). IonQ, Inc. runs the higher net margin — 1217.8% vs 54.8%, a 1163.0% gap on every dollar of revenue. On growth, IonQ, Inc. posted the faster year-over-year revenue change (428.5% vs -10.3%).

IonQ, Inc. is an American quantum computing hardware and software company headquartered in College Park, Maryland. The company develops general-purpose trapped ion quantum computers and accompanying software to generate, optimize, and execute quantum circuits.

Ribbon Communications Inc. is a public company that makes software, IP and optical networking solutions for service providers, enterprises and critical infrastructure sectors. The company was formed in 2017, following the merger of Genband and Sonus Networks and is headquartered in Plano, Texas.

IONQ vs RBBN — Head-to-Head

Bigger by revenue
RBBN
RBBN
2.6× larger
RBBN
$162.6M
$61.9M
IONQ
Growing faster (revenue YoY)
IONQ
IONQ
+438.8% gap
IONQ
428.5%
-10.3%
RBBN
Higher net margin
IONQ
IONQ
1163.0% more per $
IONQ
1217.8%
54.8%
RBBN

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
IONQ
IONQ
RBBN
RBBN
Revenue
$61.9M
$162.6M
Net Profit
$753.7M
$89.1M
Gross Margin
42.9%
Operating Margin
-369.4%
Net Margin
1217.8%
54.8%
Revenue YoY
428.5%
-10.3%
Net Profit YoY
473.1%
EPS (diluted)
$2.60
$0.50

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
IONQ
IONQ
RBBN
RBBN
Q1 26
$162.6M
Q4 25
$61.9M
$227.3M
Q3 25
$39.9M
$215.4M
Q2 25
$20.7M
$220.6M
Q1 25
$181.3M
Q4 24
$11.7M
$251.4M
Q3 24
$12.4M
$210.2M
Q2 24
$11.4M
$192.6M
Net Profit
IONQ
IONQ
RBBN
RBBN
Q1 26
$89.1M
Q4 25
$753.7M
Q3 25
$-1.1B
$-12.1M
Q2 25
$-176.8M
$-11.1M
Q1 25
$-26.2M
Q4 24
$-202.0M
Q3 24
$-52.5M
$-13.4M
Q2 24
$-37.6M
$-16.8M
Gross Margin
IONQ
IONQ
RBBN
RBBN
Q1 26
42.9%
Q4 25
53.3%
Q3 25
50.1%
Q2 25
49.6%
Q1 25
45.4%
Q4 24
55.7%
Q3 24
52.1%
Q2 24
50.8%
Operating Margin
IONQ
IONQ
RBBN
RBBN
Q1 26
Q4 25
-369.4%
4.1%
Q3 25
-423.5%
1.3%
Q2 25
-776.0%
1.9%
Q1 25
-10.8%
Q4 24
-661.9%
13.2%
Q3 24
-428.5%
-0.4%
Q2 24
-430.0%
-1.0%
Net Margin
IONQ
IONQ
RBBN
RBBN
Q1 26
54.8%
Q4 25
1217.8%
Q3 25
-2646.3%
-5.6%
Q2 25
-854.5%
-5.0%
Q1 25
-14.5%
Q4 24
-1725.0%
Q3 24
-423.4%
-6.4%
Q2 24
-330.0%
-8.7%
EPS (diluted)
IONQ
IONQ
RBBN
RBBN
Q1 26
$0.50
Q4 25
$2.60
$0.50
Q3 25
$-3.58
$-0.07
Q2 25
$-0.70
$-0.06
Q1 25
$-0.15
Q4 24
$-0.95
$0.05
Q3 24
$-0.24
$-0.08
Q2 24
$-0.18
$-0.10

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
IONQ
IONQ
RBBN
RBBN
Cash + ST InvestmentsLiquidity on hand
$2.4B
$67.6M
Total DebtLower is stronger
Stockholders' EquityBook value
$3.8B
$419.1M
Total Assets
$6.6B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IONQ
IONQ
RBBN
RBBN
Q1 26
$67.6M
Q4 25
$2.4B
$96.4M
Q3 25
$1.1B
$74.8M
Q2 25
$546.9M
$60.5M
Q1 25
$71.2M
Q4 24
$340.3M
$87.8M
Q3 24
$365.7M
$37.2M
Q2 24
$369.8M
$64.6M
Total Debt
IONQ
IONQ
RBBN
RBBN
Q1 26
Q4 25
$342.1M
Q3 25
$344.3M
Q2 25
$346.5M
Q1 25
$347.4M
Q4 24
$348.3M
Q3 24
$349.1M
Q2 24
$350.0M
Stockholders' Equity
IONQ
IONQ
RBBN
RBBN
Q1 26
$419.1M
Q4 25
$3.8B
$449.0M
Q3 25
$2.3B
$360.1M
Q2 25
$1.2B
$370.4M
Q1 25
$381.8M
Q4 24
$383.9M
$404.6M
Q3 24
$435.7M
$395.5M
Q2 24
$463.3M
$405.0M
Total Assets
IONQ
IONQ
RBBN
RBBN
Q1 26
Q4 25
$6.6B
$1.2B
Q3 25
$4.3B
$1.1B
Q2 25
$1.3B
$1.1B
Q1 25
$1.1B
Q4 24
$508.4M
$1.2B
Q3 24
$497.9M
$1.1B
Q2 24
$517.4M
$1.1B
Debt / Equity
IONQ
IONQ
RBBN
RBBN
Q1 26
Q4 25
0.76×
Q3 25
0.96×
Q2 25
0.94×
Q1 25
0.91×
Q4 24
0.86×
Q3 24
0.88×
Q2 24
0.86×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
IONQ
IONQ
RBBN
RBBN
Operating Cash FlowLast quarter
$-74.5M
Free Cash FlowOCF − Capex
$-83.3M
FCF MarginFCF / Revenue
-134.6%
Capex IntensityCapex / Revenue
14.2%
Cash ConversionOCF / Net Profit
-0.10×
TTM Free Cash FlowTrailing 4 quarters
$-307.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IONQ
IONQ
RBBN
RBBN
Q1 26
Q4 25
$-74.5M
$29.2M
Q3 25
$-123.1M
$26.5M
Q2 25
$-52.6M
$-795.0K
Q1 25
$-3.5M
Q4 24
$-39.4M
$61.8M
Q3 24
$-19.2M
$-14.8M
Q2 24
$-26.6M
$-9.8M
Free Cash Flow
IONQ
IONQ
RBBN
RBBN
Q1 26
Q4 25
$-83.3M
$27.3M
Q3 25
$-127.2M
$21.0M
Q2 25
$-53.8M
$-6.5M
Q1 25
$-15.7M
Q4 24
$-43.0M
$53.8M
Q3 24
$-23.0M
$-23.7M
Q2 24
$-34.1M
$-12.9M
FCF Margin
IONQ
IONQ
RBBN
RBBN
Q1 26
Q4 25
-134.6%
12.0%
Q3 25
-319.1%
9.7%
Q2 25
-259.8%
-2.9%
Q1 25
-8.7%
Q4 24
-367.4%
21.4%
Q3 24
-185.3%
-11.3%
Q2 24
-299.3%
-6.7%
Capex Intensity
IONQ
IONQ
RBBN
RBBN
Q1 26
Q4 25
14.2%
0.9%
Q3 25
10.4%
2.6%
Q2 25
5.8%
2.6%
Q1 25
6.7%
Q4 24
30.7%
3.2%
Q3 24
30.4%
4.2%
Q2 24
65.8%
1.6%
Cash Conversion
IONQ
IONQ
RBBN
RBBN
Q1 26
Q4 25
-0.10×
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

IONQ
IONQ

Other$31.2M50%
Platform Consulting And Support Services$30.7M50%

RBBN
RBBN

Service$94.5M58%
Product$68.1M42%

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