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Side-by-side financial comparison of Globalstar, Inc. (GSAT) 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 $72.0M, roughly 3.0× Globalstar, Inc.). Iridium Communications Inc. runs the higher net margin — 9.9% vs -16.1%, a 26.0% gap on every dollar of revenue. On growth, Globalstar, Inc. posted the faster year-over-year revenue change (17.6% vs 1.9%). Over the past eight quarters, Globalstar, Inc.'s revenue compounded faster (12.9% CAGR vs 4.4%).

Globalstar, Inc. is an American telecommunications company that operates a satellite constellation in low Earth orbit (LEO) for satellite phone, low-speed data transmission and Earth observation. The Globalstar second-generation constellation consists of 25 satellites.

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...

GSAT vs IRDM — Head-to-Head

Bigger by revenue
IRDM
IRDM
3.0× larger
IRDM
$219.1M
$72.0M
GSAT
Growing faster (revenue YoY)
GSAT
GSAT
+15.7% gap
GSAT
17.6%
1.9%
IRDM
Higher net margin
IRDM
IRDM
26.0% more per $
IRDM
9.9%
-16.1%
GSAT
Faster 2-yr revenue CAGR
GSAT
GSAT
Annualised
GSAT
12.9%
4.4%
IRDM

Income Statement — Q4 2025 vs Q1 2026

Metric
GSAT
GSAT
IRDM
IRDM
Revenue
$72.0M
$219.1M
Net Profit
$-11.6M
$21.6M
Gross Margin
Operating Margin
-0.5%
23.2%
Net Margin
-16.1%
9.9%
Revenue YoY
17.6%
1.9%
Net Profit YoY
76.9%
-29.0%
EPS (diluted)
$-0.11

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
GSAT
GSAT
IRDM
IRDM
Q1 26
$219.1M
Q4 25
$72.0M
$212.9M
Q3 25
$73.8M
$226.9M
Q2 25
$67.1M
$216.9M
Q1 25
$60.0M
$214.9M
Q4 24
$61.2M
$213.0M
Q3 24
$72.3M
$212.8M
Q2 24
$60.4M
$201.1M
Net Profit
GSAT
GSAT
IRDM
IRDM
Q1 26
$21.6M
Q4 25
$-11.6M
$24.9M
Q3 25
$1.1M
$37.1M
Q2 25
$19.2M
$22.0M
Q1 25
$-17.3M
$30.4M
Q4 24
$-50.2M
$36.3M
Q3 24
$9.9M
$24.4M
Q2 24
$-9.7M
$32.3M
Operating Margin
GSAT
GSAT
IRDM
IRDM
Q1 26
23.2%
Q4 25
-0.5%
25.9%
Q3 25
13.8%
30.9%
Q2 25
9.2%
23.2%
Q1 25
-14.2%
28.1%
Q4 24
-6.9%
24.5%
Q3 24
13.0%
25.8%
Q2 24
-2.4%
21.7%
Net Margin
GSAT
GSAT
IRDM
IRDM
Q1 26
9.9%
Q4 25
-16.1%
11.7%
Q3 25
1.5%
16.4%
Q2 25
28.6%
10.1%
Q1 25
-28.9%
14.2%
Q4 24
-82.1%
17.1%
Q3 24
13.7%
11.5%
Q2 24
-16.0%
16.1%
EPS (diluted)
GSAT
GSAT
IRDM
IRDM
Q1 26
Q4 25
$-0.11
$0.24
Q3 25
$-0.01
$0.35
Q2 25
$0.13
$0.20
Q1 25
$-0.16
$0.27
Q4 24
$-0.57
$0.30
Q3 24
$0.00
$0.21
Q2 24
$-0.01
$0.27

Balance Sheet & Financial Strength

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

Metric
GSAT
GSAT
IRDM
IRDM
Cash + ST InvestmentsLiquidity on hand
$447.5M
Total DebtLower is stronger
$483.8M
Stockholders' EquityBook value
$355.7M
Total Assets
$2.3B
Debt / EquityLower = less leverage
1.36×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
GSAT
GSAT
IRDM
IRDM
Q1 26
Q4 25
$447.5M
$96.5M
Q3 25
$346.3M
$88.5M
Q2 25
$308.2M
$79.3M
Q1 25
$241.4M
$50.9M
Q4 24
$391.2M
$93.5M
Q3 24
$51.9M
$159.6M
Q2 24
$64.3M
$63.5M
Total Debt
GSAT
GSAT
IRDM
IRDM
Q1 26
Q4 25
$483.8M
$1.8B
Q3 25
$508.6M
Q2 25
$491.5M
Q1 25
$502.7M
Q4 24
$511.4M
$1.8B
Q3 24
$394.4M
Q2 24
$393.1M
Stockholders' Equity
GSAT
GSAT
IRDM
IRDM
Q1 26
Q4 25
$355.7M
$462.6M
Q3 25
$364.8M
$450.5M
Q2 25
$360.9M
$473.6M
Q1 25
$344.3M
$518.4M
Q4 24
$358.9M
$576.6M
Q3 24
$394.1M
$663.8M
Q2 24
$383.0M
$786.7M
Total Assets
GSAT
GSAT
IRDM
IRDM
Q1 26
Q4 25
$2.3B
$2.5B
Q3 25
$2.2B
$2.6B
Q2 25
$1.9B
$2.6B
Q1 25
$1.7B
$2.6B
Q4 24
$1.7B
$2.7B
Q3 24
$917.6M
$2.8B
Q2 24
$926.2M
$2.7B
Debt / Equity
GSAT
GSAT
IRDM
IRDM
Q1 26
Q4 25
1.36×
3.80×
Q3 25
1.39×
Q2 25
1.36×
Q1 25
1.46×
Q4 24
1.43×
3.05×
Q3 24
1.00×
Q2 24
1.03×

Cash Flow & Capital Efficiency

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

Metric
GSAT
GSAT
IRDM
IRDM
Operating Cash FlowLast quarter
$175.9M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
13.7%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
GSAT
GSAT
IRDM
IRDM
Q1 26
Q4 25
$175.9M
$108.6M
Q3 25
$236.0M
$100.8M
Q2 25
$157.9M
$129.6M
Q1 25
$51.9M
$61.1M
Q4 24
$340.7M
$104.8M
Q3 24
$32.0M
$118.6M
Q2 24
$36.7M
$81.1M
Free Cash Flow
GSAT
GSAT
IRDM
IRDM
Q1 26
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
GSAT
GSAT
IRDM
IRDM
Q1 26
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
GSAT
GSAT
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
GSAT
GSAT
IRDM
IRDM
Q1 26
Q4 25
4.37×
Q3 25
216.53×
2.71×
Q2 25
8.22×
5.90×
Q1 25
2.01×
Q4 24
2.88×
Q3 24
3.23×
4.85×
Q2 24
2.51×

Financial Flow Comparison

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

Revenue Breakdown by Segment

GSAT
GSAT

Services$67.4M94%
Products$4.6M6%

IRDM
IRDM

Voice and data$57.4M26%
IoT data (2)$43.9M20%
Government$35.8M16%
Government service revenue (5)$26.8M12%
Subscriber equipment$23.1M11%
Hosted payload and other data service (4)$14.9M7%
Broadband (3)$12.9M6%
Commercial$1.6M1%

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