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Side-by-side financial comparison of CareDx, Inc. (CDNA) and Iridium Communications Inc. (IRDM). Click either name above to swap in a different company.

Iridium Communications Inc. is the larger business by last-quarter revenue ($219.1M vs $117.7M, roughly 1.9× CareDx, Inc.). Iridium Communications Inc. runs the higher net margin — 9.9% vs 2.4%, a 7.5% gap on every dollar of revenue. On growth, CareDx, Inc. posted the faster year-over-year revenue change (39.0% vs 1.9%). Over the past eight quarters, CareDx, Inc.'s revenue compounded faster (12.9% CAGR vs 4.4%).

CareDx, Inc. is a leading precision medicine company dedicated to organ transplant patient care. It develops and commercializes diagnostic tests for rejection surveillance, digital health management tools, and supportive clinical services, catering to transplant clinicians, patients, and healthcare systems across North America and European core markets.

Iridium Communications Inc. is a publicly traded American company headquartered in McLean, Virginia, United States. Iridium operates the Iridium satellite constellation, a system of 80 satellites: 66 are active satellites and the remaining fourteen function as in-orbit spares. Iridium Satellites are used for worldwide voice and data communication from handheld satellite phones, satellite messenger communication devices and integrated transceivers, as well as for two-way satellite messaging se...

CDNA vs IRDM — Head-to-Head

Bigger by revenue
IRDM
IRDM
1.9× larger
IRDM
$219.1M
$117.7M
CDNA
Growing faster (revenue YoY)
CDNA
CDNA
+37.0% gap
CDNA
39.0%
1.9%
IRDM
Higher net margin
IRDM
IRDM
7.5% more per $
IRDM
9.9%
2.4%
CDNA
Faster 2-yr revenue CAGR
CDNA
CDNA
Annualised
CDNA
12.9%
4.4%
IRDM

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
CDNA
CDNA
IRDM
IRDM
Revenue
$117.7M
$219.1M
Net Profit
$2.8M
$21.6M
Gross Margin
Operating Margin
1.0%
23.2%
Net Margin
2.4%
9.9%
Revenue YoY
39.0%
1.9%
Net Profit YoY
EPS (diluted)
$0.05

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
CDNA
CDNA
IRDM
IRDM
Q1 26
$117.7M
$219.1M
Q4 25
$108.4M
$212.9M
Q3 25
$100.1M
$226.9M
Q2 25
$86.7M
$216.9M
Q1 25
$84.7M
$214.9M
Q4 24
$86.6M
$213.0M
Q3 24
$82.9M
$212.8M
Q2 24
$92.3M
$201.1M
Net Profit
CDNA
CDNA
IRDM
IRDM
Q1 26
$2.8M
$21.6M
Q4 25
$-4.1M
$24.9M
Q3 25
$1.7M
$37.1M
Q2 25
$-8.6M
$22.0M
Q1 25
$-10.4M
$30.4M
Q4 24
$87.7M
$36.3M
Q3 24
$-10.6M
$24.4M
Q2 24
$-4.6M
$32.3M
Operating Margin
CDNA
CDNA
IRDM
IRDM
Q1 26
1.0%
23.2%
Q4 25
-5.6%
25.9%
Q3 25
-0.2%
30.9%
Q2 25
-12.8%
23.2%
Q1 25
-15.8%
28.1%
Q4 24
97.5%
24.5%
Q3 24
-16.6%
25.8%
Q2 24
-7.9%
21.7%
Net Margin
CDNA
CDNA
IRDM
IRDM
Q1 26
2.4%
9.9%
Q4 25
-3.8%
11.7%
Q3 25
1.7%
16.4%
Q2 25
-9.9%
10.1%
Q1 25
-12.2%
14.2%
Q4 24
101.3%
17.1%
Q3 24
-12.8%
11.5%
Q2 24
-5.0%
16.1%
EPS (diluted)
CDNA
CDNA
IRDM
IRDM
Q1 26
$0.05
Q4 25
$-0.08
$0.24
Q3 25
$0.03
$0.35
Q2 25
$-0.16
$0.20
Q1 25
$-0.19
$0.27
Q4 24
$1.60
$0.30
Q3 24
$-0.20
$0.21
Q2 24
$-0.09
$0.27

Balance Sheet & Financial Strength

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

Metric
CDNA
CDNA
IRDM
IRDM
Cash + ST InvestmentsLiquidity on hand
$77.9M
Total DebtLower is stronger
Stockholders' EquityBook value
Total Assets
$411.1M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CDNA
CDNA
IRDM
IRDM
Q1 26
$77.9M
Q4 25
$177.2M
$96.5M
Q3 25
$194.2M
$88.5M
Q2 25
$186.3M
$79.3M
Q1 25
$230.9M
$50.9M
Q4 24
$260.7M
$93.5M
Q3 24
$240.9M
$159.6M
Q2 24
$228.9M
$63.5M
Total Debt
CDNA
CDNA
IRDM
IRDM
Q1 26
Q4 25
$1.8B
Q3 25
Q2 25
Q1 25
Q4 24
$1.8B
Q3 24
$0
Q2 24
$0
Stockholders' Equity
CDNA
CDNA
IRDM
IRDM
Q1 26
Q4 25
$303.1M
$462.6M
Q3 25
$311.1M
$450.5M
Q2 25
$327.4M
$473.6M
Q1 25
$379.3M
$518.4M
Q4 24
$378.4M
$576.6M
Q3 24
$273.2M
$663.8M
Q2 24
$264.7M
$786.7M
Total Assets
CDNA
CDNA
IRDM
IRDM
Q1 26
$411.1M
Q4 25
$413.2M
$2.5B
Q3 25
$432.3M
$2.6B
Q2 25
$444.3M
$2.6B
Q1 25
$489.6M
$2.6B
Q4 24
$491.1M
$2.7B
Q3 24
$477.0M
$2.8B
Q2 24
$466.8M
$2.7B
Debt / Equity
CDNA
CDNA
IRDM
IRDM
Q1 26
Q4 25
3.80×
Q3 25
Q2 25
Q1 25
Q4 24
3.05×
Q3 24
0.00×
Q2 24
0.00×

Cash Flow & Capital Efficiency

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

Metric
CDNA
CDNA
IRDM
IRDM
Operating Cash FlowLast quarter
$4.3M
Free Cash FlowOCF − Capex
$514.0K
FCF MarginFCF / Revenue
0.4%
Capex IntensityCapex / Revenue
13.7%
Cash ConversionOCF / Net Profit
1.54×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CDNA
CDNA
IRDM
IRDM
Q1 26
$4.3M
Q4 25
$21.4M
$108.6M
Q3 25
$37.4M
$100.8M
Q2 25
$9.9M
$129.6M
Q1 25
$-26.6M
$61.1M
Q4 24
$21.9M
$104.8M
Q3 24
$12.5M
$118.6M
Q2 24
$18.9M
$81.1M
Free Cash Flow
CDNA
CDNA
IRDM
IRDM
Q1 26
$514.0K
Q4 25
$75.1M
Q3 25
$79.2M
Q2 25
$108.9M
Q1 25
$36.5M
Q4 24
$80.5M
Q3 24
$100.0M
Q2 24
$68.7M
FCF Margin
CDNA
CDNA
IRDM
IRDM
Q1 26
0.4%
Q4 25
35.3%
Q3 25
34.9%
Q2 25
50.2%
Q1 25
17.0%
Q4 24
37.8%
Q3 24
47.0%
Q2 24
34.2%
Capex Intensity
CDNA
CDNA
IRDM
IRDM
Q1 26
13.7%
Q4 25
15.7%
Q3 25
9.5%
Q2 25
9.5%
Q1 25
11.4%
Q4 24
11.4%
Q3 24
8.7%
Q2 24
6.2%
Cash Conversion
CDNA
CDNA
IRDM
IRDM
Q1 26
1.54×
Q4 25
4.37×
Q3 25
22.30×
2.71×
Q2 25
5.90×
Q1 25
2.01×
Q4 24
0.25×
2.88×
Q3 24
4.85×
Q2 24
2.51×

Financial Flow Comparison

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

Revenue Breakdown by Segment

CDNA
CDNA

Financial Results Total$85.0M72%
Patient and digital solutions revenue$16.0M14%
Product revenue$10.3M9%
Other$6.4M5%

IRDM
IRDM

Voice and data$57.4M26%
IoT data (2)$46.0M21%
Government$39.5M18%
Government service revenue (5)$27.6M13%
Subscriber equipment$20.2M9%
Hosted payload and other data service (4)$14.8M7%
Broadband (3)$12.2M6%
Commercial$1.3M1%

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