vs

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

PARSONS CORP is the larger business by last-quarter revenue ($1.6B vs $61.9M, roughly 25.9× IonQ, Inc.). IonQ, Inc. runs the higher net margin — 1217.8% vs 3.5%, a 1214.3% gap on every dollar of revenue. On growth, IonQ, Inc. posted the faster year-over-year revenue change (428.5% vs -7.5%). PARSONS CORP produced more free cash flow last quarter ($135.6M vs $-83.3M). Over the past eight quarters, IonQ, Inc.'s revenue compounded faster (185.7% CAGR vs 2.2%).

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.

Parsons Corporation is an American multinational technology-focused defense, intelligence, and infrastructure engineering firm. Founded in 1944, Parsons is headquartered in Chantilly, Virginia, and serves both government and private sector organizations in more than 30 countries.

IONQ vs PSN — Head-to-Head

Bigger by revenue
PSN
PSN
25.9× larger
PSN
$1.6B
$61.9M
IONQ
Growing faster (revenue YoY)
IONQ
IONQ
+436.0% gap
IONQ
428.5%
-7.5%
PSN
Higher net margin
IONQ
IONQ
1214.3% more per $
IONQ
1217.8%
3.5%
PSN
More free cash flow
PSN
PSN
$218.9M more FCF
PSN
$135.6M
$-83.3M
IONQ
Faster 2-yr revenue CAGR
IONQ
IONQ
Annualised
IONQ
185.7%
2.2%
PSN

Income Statement — Q4 2025 vs Q4 2025

Metric
IONQ
IONQ
PSN
PSN
Revenue
$61.9M
$1.6B
Net Profit
$753.7M
$55.6M
Gross Margin
23.0%
Operating Margin
-369.4%
6.6%
Net Margin
1217.8%
3.5%
Revenue YoY
428.5%
-7.5%
Net Profit YoY
473.1%
-72.4%
EPS (diluted)
$2.60
$0.51

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
PSN
PSN
Q4 25
$61.9M
$1.6B
Q3 25
$39.9M
$1.6B
Q2 25
$20.7M
$1.6B
Q1 25
$7.6M
$1.6B
Q4 24
$11.7M
$1.7B
Q3 24
$12.4M
$1.8B
Q2 24
$11.4M
$1.7B
Q1 24
$7.6M
$1.5B
Net Profit
IONQ
IONQ
PSN
PSN
Q4 25
$753.7M
$55.6M
Q3 25
$-1.1B
$64.1M
Q2 25
$-176.8M
$55.2M
Q1 25
$-32.3M
$66.2M
Q4 24
$-202.0M
$201.3M
Q3 24
$-52.5M
$72.0M
Q2 24
$-37.6M
$69.2M
Q1 24
$-39.6M
$-107.4M
Gross Margin
IONQ
IONQ
PSN
PSN
Q4 25
23.0%
Q3 25
22.2%
Q2 25
22.0%
Q1 25
22.8%
Q4 24
21.3%
Q3 24
19.9%
Q2 24
21.0%
Q1 24
21.2%
Operating Margin
IONQ
IONQ
PSN
PSN
Q4 25
-369.4%
6.6%
Q3 25
-423.5%
6.7%
Q2 25
-776.0%
6.0%
Q1 25
-1000.3%
7.0%
Q4 24
-661.9%
5.8%
Q3 24
-428.5%
6.4%
Q2 24
-430.0%
6.7%
Q1 24
-697.4%
6.6%
Net Margin
IONQ
IONQ
PSN
PSN
Q4 25
1217.8%
3.5%
Q3 25
-2646.3%
4.0%
Q2 25
-854.5%
3.5%
Q1 25
-426.3%
4.3%
Q4 24
-1725.0%
11.6%
Q3 24
-423.4%
4.0%
Q2 24
-330.0%
4.1%
Q1 24
-522.2%
-7.0%
EPS (diluted)
IONQ
IONQ
PSN
PSN
Q4 25
$2.60
$0.51
Q3 25
$-3.58
$0.59
Q2 25
$-0.70
$0.50
Q1 25
$-0.14
$0.60
Q4 24
$-0.95
$1.85
Q3 24
$-0.24
$0.65
Q2 24
$-0.18
$0.63
Q1 24
$-0.19
$-1.01

Balance Sheet & Financial Strength

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

Metric
IONQ
IONQ
PSN
PSN
Cash + ST InvestmentsLiquidity on hand
$2.4B
$466.4M
Total DebtLower is stronger
$1.2B
Stockholders' EquityBook value
$3.8B
$2.6B
Total Assets
$6.6B
$5.8B
Debt / EquityLower = less leverage
0.47×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IONQ
IONQ
PSN
PSN
Q4 25
$2.4B
$466.4M
Q3 25
$1.1B
$422.6M
Q2 25
$546.9M
$411.3M
Q1 25
$588.3M
$269.7M
Q4 24
$340.3M
$453.5M
Q3 24
$365.7M
$558.8M
Q2 24
$369.8M
$528.5M
Q1 24
$375.4M
$423.1M
Total Debt
IONQ
IONQ
PSN
PSN
Q4 25
$1.2B
Q3 25
$1.2B
Q2 25
$1.2B
Q1 25
$785.2M
Q4 24
$784.1M
Q3 24
$1.1B
Q2 24
$1.2B
Q1 24
$1.2B
Stockholders' Equity
IONQ
IONQ
PSN
PSN
Q4 25
$3.8B
$2.6B
Q3 25
$2.3B
$2.6B
Q2 25
$1.2B
$2.5B
Q1 25
$765.0M
$2.5B
Q4 24
$383.9M
$2.4B
Q3 24
$435.7M
$2.3B
Q2 24
$463.3M
$2.2B
Q1 24
$479.8M
$2.1B
Total Assets
IONQ
IONQ
PSN
PSN
Q4 25
$6.6B
$5.8B
Q3 25
$4.3B
$5.7B
Q2 25
$1.3B
$5.7B
Q1 25
$850.1M
$5.4B
Q4 24
$508.4M
$5.5B
Q3 24
$497.9M
$5.4B
Q2 24
$517.4M
$5.2B
Q1 24
$543.9M
$5.1B
Debt / Equity
IONQ
IONQ
PSN
PSN
Q4 25
0.47×
Q3 25
0.48×
Q2 25
0.49×
Q1 25
0.32×
Q4 24
0.32×
Q3 24
0.49×
Q2 24
0.56×
Q1 24
0.58×

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
PSN
PSN
Operating Cash FlowLast quarter
$-74.5M
$167.5M
Free Cash FlowOCF − Capex
$-83.3M
$135.6M
FCF MarginFCF / Revenue
-134.6%
8.5%
Capex IntensityCapex / Revenue
14.2%
2.0%
Cash ConversionOCF / Net Profit
-0.10×
3.01×
TTM Free Cash FlowTrailing 4 quarters
$-299.6M
$410.4M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IONQ
IONQ
PSN
PSN
Q4 25
$-74.5M
$167.5M
Q3 25
$-123.1M
$162.8M
Q2 25
$-52.6M
$159.8M
Q1 25
$-33.0M
$-11.8M
Q4 24
$-39.4M
$126.8M
Q3 24
$-19.2M
$299.0M
Q2 24
$-26.6M
$161.2M
Q1 24
$-20.5M
$-63.4M
Free Cash Flow
IONQ
IONQ
PSN
PSN
Q4 25
$-83.3M
$135.6M
Q3 25
$-127.2M
$149.7M
Q2 25
$-53.8M
$150.4M
Q1 25
$-35.3M
$-25.3M
Q4 24
$-43.0M
$108.0M
Q3 24
$-23.0M
$287.3M
Q2 24
$-34.1M
$152.0M
Q1 24
$-23.6M
$-72.9M
FCF Margin
IONQ
IONQ
PSN
PSN
Q4 25
-134.6%
8.5%
Q3 25
-319.1%
9.2%
Q2 25
-259.8%
9.5%
Q1 25
-467.0%
-1.6%
Q4 24
-367.4%
6.2%
Q3 24
-185.3%
15.9%
Q2 24
-299.3%
9.1%
Q1 24
-311.3%
-4.7%
Capex Intensity
IONQ
IONQ
PSN
PSN
Q4 25
14.2%
2.0%
Q3 25
10.4%
0.8%
Q2 25
5.8%
0.6%
Q1 25
30.5%
0.9%
Q4 24
30.7%
1.1%
Q3 24
30.4%
0.6%
Q2 24
65.8%
0.6%
Q1 24
41.4%
0.6%
Cash Conversion
IONQ
IONQ
PSN
PSN
Q4 25
-0.10×
3.01×
Q3 25
2.54×
Q2 25
2.89×
Q1 25
-0.18×
Q4 24
0.63×
Q3 24
4.16×
Q2 24
2.33×
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

IONQ
IONQ

Segment breakdown not available.

PSN
PSN

Unconsolidated Joint Ventures$582.1M36%
Defense And Intelligence$502.8M31%
Engineered Systems$281.4M18%
Consolidated Joint Ventures$216.7M14%
TRS Group Inc$9.4M1%

Related Comparisons