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Side-by-side financial comparison of Inspire Medical Systems, Inc. (INSP) 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 $204.6M, roughly 1.1× Inspire Medical Systems, Inc.). On growth, Iridium Communications Inc. posted the faster year-over-year revenue change (1.9% vs 1.6%). Over the past eight quarters, Iridium Communications Inc.'s revenue compounded faster (4.4% CAGR vs 2.2%).

Inspire Medical Systems, Inc. is a medical technology firm that develops, manufactures and commercializes implantable neurostimulation solutions for obstructive sleep apnea. Its core product serves patients intolerant to CPAP therapy, with main markets across North America, Europe, and select Asia-Pacific regions, operating in sleep medicine and otolaryngology segments.

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...

INSP vs IRDM — Head-to-Head

Bigger by revenue
IRDM
IRDM
1.1× larger
IRDM
$219.1M
$204.6M
INSP
Growing faster (revenue YoY)
IRDM
IRDM
+0.3% gap
IRDM
1.9%
1.6%
INSP
Faster 2-yr revenue CAGR
IRDM
IRDM
Annualised
IRDM
4.4%
2.2%
INSP

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
INSP
INSP
IRDM
IRDM
Revenue
$204.6M
$219.1M
Net Profit
$21.6M
Gross Margin
86.5%
Operating Margin
13.0%
23.2%
Net Margin
9.9%
Revenue YoY
1.6%
1.9%
Net Profit YoY
EPS (diluted)
$-0.39

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
INSP
INSP
IRDM
IRDM
Q1 26
$204.6M
$219.1M
Q4 25
$269.1M
$212.9M
Q3 25
$224.5M
$226.9M
Q2 25
$217.1M
$216.9M
Q1 25
$201.3M
$214.9M
Q4 24
$239.7M
$213.0M
Q3 24
$203.2M
$212.8M
Q2 24
$195.9M
$201.1M
Net Profit
INSP
INSP
IRDM
IRDM
Q1 26
$21.6M
Q4 25
$136.1M
$24.9M
Q3 25
$9.9M
$37.1M
Q2 25
$-3.6M
$22.0M
Q1 25
$3.0M
$30.4M
Q4 24
$35.2M
$36.3M
Q3 24
$18.5M
$24.4M
Q2 24
$9.8M
$32.3M
Gross Margin
INSP
INSP
IRDM
IRDM
Q1 26
86.5%
Q4 25
86.6%
Q3 25
85.8%
Q2 25
84.0%
Q1 25
84.7%
Q4 24
85.0%
Q3 24
84.1%
Q2 24
84.8%
Operating Margin
INSP
INSP
IRDM
IRDM
Q1 26
13.0%
23.2%
Q4 25
17.1%
25.9%
Q3 25
4.3%
30.9%
Q2 25
-1.5%
23.2%
Q1 25
-0.7%
28.1%
Q4 24
13.3%
24.5%
Q3 24
7.0%
25.8%
Q2 24
2.6%
21.7%
Net Margin
INSP
INSP
IRDM
IRDM
Q1 26
9.9%
Q4 25
50.6%
11.7%
Q3 25
4.4%
16.4%
Q2 25
-1.7%
10.1%
Q1 25
1.5%
14.2%
Q4 24
14.7%
17.1%
Q3 24
9.1%
11.5%
Q2 24
5.0%
16.1%
EPS (diluted)
INSP
INSP
IRDM
IRDM
Q1 26
$-0.39
Q4 25
$4.57
$0.24
Q3 25
$0.34
$0.35
Q2 25
$-0.12
$0.20
Q1 25
$0.10
$0.27
Q4 24
$1.17
$0.30
Q3 24
$0.60
$0.21
Q2 24
$0.32
$0.27

Balance Sheet & Financial Strength

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

Metric
INSP
INSP
IRDM
IRDM
Cash + ST InvestmentsLiquidity on hand
$98.9M
Total DebtLower is stronger
Stockholders' EquityBook value
$792.3M
Total Assets
$911.4M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
INSP
INSP
IRDM
IRDM
Q1 26
$98.9M
Q4 25
$308.3M
$96.5M
Q3 25
$322.6M
$88.5M
Q2 25
$300.9M
$79.3M
Q1 25
$369.2M
$50.9M
Q4 24
$445.5M
$93.5M
Q3 24
$411.0M
$159.6M
Q2 24
$439.7M
$63.5M
Total Debt
INSP
INSP
IRDM
IRDM
Q1 26
Q4 25
$1.8B
Q3 25
Q2 25
Q1 25
Q4 24
$1.8B
Q3 24
Q2 24
Stockholders' Equity
INSP
INSP
IRDM
IRDM
Q1 26
$792.3M
Q4 25
$781.2M
$462.6M
Q3 25
$666.5M
$450.5M
Q2 25
$677.8M
$473.6M
Q1 25
$635.7M
$518.4M
Q4 24
$689.7M
$576.6M
Q3 24
$696.6M
$663.8M
Q2 24
$638.1M
$786.7M
Total Assets
INSP
INSP
IRDM
IRDM
Q1 26
$911.4M
Q4 25
$907.3M
$2.5B
Q3 25
$807.7M
$2.6B
Q2 25
$802.2M
$2.6B
Q1 25
$730.8M
$2.6B
Q4 24
$808.4M
$2.7B
Q3 24
$796.2M
$2.8B
Q2 24
$728.4M
$2.7B
Debt / Equity
INSP
INSP
IRDM
IRDM
Q1 26
Q4 25
3.80×
Q3 25
Q2 25
Q1 25
Q4 24
3.05×
Q3 24
Q2 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

INSP
INSP

Segment breakdown not available.

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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