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

Iridium Communications Inc. is the larger business by last-quarter revenue ($219.1M vs $151.7M, roughly 1.4× Tarsus Pharmaceuticals, Inc.). Iridium Communications Inc. runs the higher net margin — 9.9% vs -5.5%, a 15.4% gap on every dollar of revenue. On growth, Tarsus Pharmaceuticals, Inc. posted the faster year-over-year revenue change (128.4% vs 1.9%). Over the past eight quarters, Tarsus Pharmaceuticals, Inc.'s revenue compounded faster (134.4% CAGR vs 4.4%).

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...

Tarsus Pharmaceuticals, Inc. is a late-stage clinical biopharmaceutical company focused on developing and commercializing innovative therapeutic candidates for unmet medical needs in ophthalmology, dermatology, and other specialty care areas. It operates primarily in the United States, with lead product candidates targeting common, underdiagnosed conditions including demodex blepharitis and rosacea.

IRDM vs TARS — Head-to-Head

Bigger by revenue
IRDM
IRDM
1.4× larger
IRDM
$219.1M
$151.7M
TARS
Growing faster (revenue YoY)
TARS
TARS
+126.4% gap
TARS
128.4%
1.9%
IRDM
Higher net margin
IRDM
IRDM
15.4% more per $
IRDM
9.9%
-5.5%
TARS
Faster 2-yr revenue CAGR
TARS
TARS
Annualised
TARS
134.4%
4.4%
IRDM

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
IRDM
IRDM
TARS
TARS
Revenue
$219.1M
$151.7M
Net Profit
$21.6M
$-8.4M
Gross Margin
Operating Margin
23.2%
-5.3%
Net Margin
9.9%
-5.5%
Revenue YoY
1.9%
128.4%
Net Profit YoY
63.8%
EPS (diluted)
$-0.17

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
IRDM
IRDM
TARS
TARS
Q1 26
$219.1M
Q4 25
$212.9M
$151.7M
Q3 25
$226.9M
$118.7M
Q2 25
$216.9M
$102.7M
Q1 25
$214.9M
$78.3M
Q4 24
$213.0M
$66.4M
Q3 24
$212.8M
$48.1M
Q2 24
$201.1M
$40.8M
Net Profit
IRDM
IRDM
TARS
TARS
Q1 26
$21.6M
Q4 25
$24.9M
$-8.4M
Q3 25
$37.1M
$-12.6M
Q2 25
$22.0M
$-20.3M
Q1 25
$30.4M
$-25.1M
Q4 24
$36.3M
$-23.1M
Q3 24
$24.4M
$-23.4M
Q2 24
$32.3M
$-33.3M
Operating Margin
IRDM
IRDM
TARS
TARS
Q1 26
23.2%
Q4 25
25.9%
-5.3%
Q3 25
30.9%
-12.2%
Q2 25
23.2%
-21.6%
Q1 25
28.1%
-33.5%
Q4 24
24.5%
-36.8%
Q3 24
25.8%
-52.3%
Q2 24
21.7%
-81.6%
Net Margin
IRDM
IRDM
TARS
TARS
Q1 26
9.9%
Q4 25
11.7%
-5.5%
Q3 25
16.4%
-10.6%
Q2 25
10.1%
-19.8%
Q1 25
14.2%
-32.1%
Q4 24
17.1%
-34.8%
Q3 24
11.5%
-48.7%
Q2 24
16.1%
-81.6%
EPS (diluted)
IRDM
IRDM
TARS
TARS
Q1 26
Q4 25
$0.24
$-0.17
Q3 25
$0.35
$-0.30
Q2 25
$0.20
$-0.48
Q1 25
$0.27
$-0.64
Q4 24
$0.30
$-0.57
Q3 24
$0.21
$-0.61
Q2 24
$0.27
$-0.88

Balance Sheet & Financial Strength

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

Metric
IRDM
IRDM
TARS
TARS
Cash + ST InvestmentsLiquidity on hand
$417.3M
Total DebtLower is stronger
$72.4M
Stockholders' EquityBook value
$343.4M
Total Assets
$562.2M
Debt / EquityLower = less leverage
0.21×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IRDM
IRDM
TARS
TARS
Q1 26
Q4 25
$96.5M
$417.3M
Q3 25
$88.5M
$401.8M
Q2 25
$79.3M
$381.1M
Q1 25
$50.9M
$407.9M
Q4 24
$93.5M
$291.4M
Q3 24
$159.6M
$317.0M
Q2 24
$63.5M
$323.6M
Total Debt
IRDM
IRDM
TARS
TARS
Q1 26
Q4 25
$1.8B
$72.4M
Q3 25
$72.3M
Q2 25
$72.1M
Q1 25
$72.0M
Q4 24
$1.8B
$71.8M
Q3 24
$71.7M
Q2 24
$71.6M
Stockholders' Equity
IRDM
IRDM
TARS
TARS
Q1 26
Q4 25
$462.6M
$343.4M
Q3 25
$450.5M
$335.1M
Q2 25
$473.6M
$332.6M
Q1 25
$518.4M
$342.5M
Q4 24
$576.6M
$224.5M
Q3 24
$663.8M
$237.5M
Q2 24
$786.7M
$252.2M
Total Assets
IRDM
IRDM
TARS
TARS
Q1 26
Q4 25
$2.5B
$562.2M
Q3 25
$2.6B
$534.6M
Q2 25
$2.6B
$495.0M
Q1 25
$2.6B
$500.8M
Q4 24
$2.7B
$377.0M
Q3 24
$2.8B
$376.3M
Q2 24
$2.7B
$376.8M
Debt / Equity
IRDM
IRDM
TARS
TARS
Q1 26
Q4 25
3.80×
0.21×
Q3 25
0.22×
Q2 25
0.22×
Q1 25
0.21×
Q4 24
3.05×
0.32×
Q3 24
0.30×
Q2 24
0.28×

Cash Flow & Capital Efficiency

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

Metric
IRDM
IRDM
TARS
TARS
Operating Cash FlowLast quarter
$19.3M
Free Cash FlowOCF − Capex
$13.0M
FCF MarginFCF / Revenue
8.6%
Capex IntensityCapex / Revenue
13.7%
4.2%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-22.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IRDM
IRDM
TARS
TARS
Q1 26
Q4 25
$108.6M
$19.3M
Q3 25
$100.8M
$18.3M
Q2 25
$129.6M
$-29.4M
Q1 25
$61.1M
$-20.7M
Q4 24
$104.8M
$-22.2M
Q3 24
$118.6M
$-8.7M
Q2 24
$81.1M
$-14.4M
Free Cash Flow
IRDM
IRDM
TARS
TARS
Q1 26
Q4 25
$75.1M
$13.0M
Q3 25
$79.2M
$16.3M
Q2 25
$108.9M
$-30.4M
Q1 25
$36.5M
$-21.2M
Q4 24
$80.5M
$-22.3M
Q3 24
$100.0M
$-8.9M
Q2 24
$68.7M
$-15.4M
FCF Margin
IRDM
IRDM
TARS
TARS
Q1 26
Q4 25
35.3%
8.6%
Q3 25
34.9%
13.8%
Q2 25
50.2%
-29.6%
Q1 25
17.0%
-27.1%
Q4 24
37.8%
-33.5%
Q3 24
47.0%
-18.6%
Q2 24
34.2%
-37.8%
Capex Intensity
IRDM
IRDM
TARS
TARS
Q1 26
13.7%
Q4 25
15.7%
4.2%
Q3 25
9.5%
1.6%
Q2 25
9.5%
1.0%
Q1 25
11.4%
0.8%
Q4 24
11.4%
0.1%
Q3 24
8.7%
0.6%
Q2 24
6.2%
2.5%
Cash Conversion
IRDM
IRDM
TARS
TARS
Q1 26
Q4 25
4.37×
Q3 25
2.71×
Q2 25
5.90×
Q1 25
2.01×
Q4 24
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

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%

TARS
TARS

Segment breakdown not available.

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