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

Rubrik, Inc. is the larger business by last-quarter revenue ($350.2M vs $219.1M, roughly 1.6× Iridium Communications Inc.). Iridium Communications Inc. runs the higher net margin — 9.9% vs -18.2%, a 28.1% gap on every dollar of revenue. On growth, Rubrik, Inc. posted the faster year-over-year revenue change (48.3% vs 1.9%).

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...

Rubrik, Inc. is an American cloud data management and data security company based in Palo Alto, California, founded in January 2014. The company is listed on the New York Stock Exchange after going public in April 2024.

IRDM vs RBRK — Head-to-Head

Bigger by revenue
RBRK
RBRK
1.6× larger
RBRK
$350.2M
$219.1M
IRDM
Growing faster (revenue YoY)
RBRK
RBRK
+46.3% gap
RBRK
48.3%
1.9%
IRDM
Higher net margin
IRDM
IRDM
28.1% more per $
IRDM
9.9%
-18.2%
RBRK

Income Statement — Q1 FY2026 vs Q3 FY2026

Metric
IRDM
IRDM
RBRK
RBRK
Revenue
$219.1M
$350.2M
Net Profit
$21.6M
$-63.8M
Gross Margin
80.5%
Operating Margin
23.2%
-21.6%
Net Margin
9.9%
-18.2%
Revenue YoY
1.9%
48.3%
Net Profit YoY
51.2%
EPS (diluted)
$-0.32

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
RBRK
RBRK
Q1 26
$219.1M
Q4 25
$212.9M
$350.2M
Q3 25
$226.9M
$309.9M
Q2 25
$216.9M
$278.5M
Q1 25
$214.9M
$258.1M
Q4 24
$213.0M
$236.2M
Q3 24
$212.8M
$205.0M
Q2 24
$201.1M
$187.3M
Net Profit
IRDM
IRDM
RBRK
RBRK
Q1 26
$21.6M
Q4 25
$24.9M
$-63.8M
Q3 25
$37.1M
$-95.9M
Q2 25
$22.0M
$-102.1M
Q1 25
$30.4M
$-114.9M
Q4 24
$36.3M
$-130.9M
Q3 24
$24.4M
$-176.9M
Q2 24
$32.3M
$-732.1M
Gross Margin
IRDM
IRDM
RBRK
RBRK
Q1 26
Q4 25
80.5%
Q3 25
79.5%
Q2 25
78.3%
Q1 25
77.4%
Q4 24
76.2%
Q3 24
73.1%
Q2 24
48.8%
Operating Margin
IRDM
IRDM
RBRK
RBRK
Q1 26
23.2%
Q4 25
25.9%
-21.6%
Q3 25
30.9%
-30.5%
Q2 25
23.2%
-33.4%
Q1 25
28.1%
-45.0%
Q4 24
24.5%
-52.8%
Q3 24
25.8%
-82.1%
Q2 24
21.7%
-387.0%
Net Margin
IRDM
IRDM
RBRK
RBRK
Q1 26
9.9%
Q4 25
11.7%
-18.2%
Q3 25
16.4%
-31.0%
Q2 25
10.1%
-36.7%
Q1 25
14.2%
-44.5%
Q4 24
17.1%
-55.4%
Q3 24
11.5%
-86.3%
Q2 24
16.1%
-390.8%
EPS (diluted)
IRDM
IRDM
RBRK
RBRK
Q1 26
Q4 25
$0.24
$-0.32
Q3 25
$0.35
$-0.49
Q2 25
$0.20
$-0.53
Q1 25
$0.27
$5.69
Q4 24
$0.30
$-0.71
Q3 24
$0.21
$-0.98
Q2 24
$0.27
$-11.48

Balance Sheet & Financial Strength

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

Metric
IRDM
IRDM
RBRK
RBRK
Cash + ST InvestmentsLiquidity on hand
$307.1M
Total DebtLower is stronger
Stockholders' EquityBook value
$-524.4M
Total Assets
$2.5B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IRDM
IRDM
RBRK
RBRK
Q1 26
Q4 25
$96.5M
$307.1M
Q3 25
$88.5M
$322.7M
Q2 25
$79.3M
$284.0M
Q1 25
$50.9M
$186.3M
Q4 24
$93.5M
$103.9M
Q3 24
$159.6M
$142.3M
Q2 24
$63.5M
$502.6M
Total Debt
IRDM
IRDM
RBRK
RBRK
Q1 26
Q4 25
$1.8B
Q3 25
Q2 25
Q1 25
Q4 24
$1.8B
Q3 24
Q2 24
Stockholders' Equity
IRDM
IRDM
RBRK
RBRK
Q1 26
Q4 25
$462.6M
$-524.4M
Q3 25
$450.5M
$-564.3M
Q2 25
$473.6M
$-556.5M
Q1 25
$518.4M
$-553.7M
Q4 24
$576.6M
$-521.1M
Q3 24
$663.8M
$-499.3M
Q2 24
$786.7M
$-514.6M
Total Assets
IRDM
IRDM
RBRK
RBRK
Q1 26
Q4 25
$2.5B
$2.5B
Q3 25
$2.6B
$2.4B
Q2 25
$2.6B
$1.5B
Q1 25
$2.6B
$1.4B
Q4 24
$2.7B
$1.3B
Q3 24
$2.8B
$1.2B
Q2 24
$2.7B
$1.2B
Debt / Equity
IRDM
IRDM
RBRK
RBRK
Q1 26
Q4 25
3.80×
Q3 25
Q2 25
Q1 25
Q4 24
3.05×
Q3 24
Q2 24

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
RBRK
RBRK
Operating Cash FlowLast quarter
$85.5M
Free Cash FlowOCF − Capex
$80.7M
FCF MarginFCF / Revenue
23.1%
Capex IntensityCapex / Revenue
13.7%
1.4%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$256.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IRDM
IRDM
RBRK
RBRK
Q1 26
Q4 25
$108.6M
$85.5M
Q3 25
$100.8M
$64.7M
Q2 25
$129.6M
$39.7M
Q1 25
$61.1M
$83.6M
Q4 24
$104.8M
$23.1M
Q3 24
$118.6M
$-27.1M
Q2 24
$81.1M
$-31.4M
Free Cash Flow
IRDM
IRDM
RBRK
RBRK
Q1 26
Q4 25
$75.1M
$80.7M
Q3 25
$79.2M
$61.2M
Q2 25
$108.9M
$36.8M
Q1 25
$36.5M
$78.0M
Q4 24
$80.5M
$18.0M
Q3 24
$100.0M
$-29.7M
Q2 24
$68.7M
$-35.0M
FCF Margin
IRDM
IRDM
RBRK
RBRK
Q1 26
Q4 25
35.3%
23.1%
Q3 25
34.9%
19.8%
Q2 25
50.2%
13.2%
Q1 25
17.0%
30.2%
Q4 24
37.8%
7.6%
Q3 24
47.0%
-14.5%
Q2 24
34.2%
-18.7%
Capex Intensity
IRDM
IRDM
RBRK
RBRK
Q1 26
13.7%
Q4 25
15.7%
1.4%
Q3 25
9.5%
1.1%
Q2 25
9.5%
1.0%
Q1 25
11.4%
2.2%
Q4 24
11.4%
2.1%
Q3 24
8.7%
1.3%
Q2 24
6.2%
1.9%
Cash Conversion
IRDM
IRDM
RBRK
RBRK
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%

RBRK
RBRK

Subscription And Circulation$336.4M96%
Other$12.3M4%
Software And Services$4.9M1%
Maintenance$1.5M0%

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