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Side-by-side financial comparison of Iridium Communications Inc. (IRDM) and SITIME Corp (SITM). Click either name above to swap in a different company.
Iridium Communications Inc. is the larger business by last-quarter revenue ($219.1M vs $113.3M, roughly 1.9× SITIME Corp). Iridium Communications Inc. runs the higher net margin — 9.9% vs 8.1%, a 1.8% gap on every dollar of revenue. On growth, SITIME Corp posted the faster year-over-year revenue change (66.3% vs 1.9%). Over the past eight quarters, SITIME Corp's revenue compounded faster (85.2% 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...
SiTime Corporation is a publicly traded fabless chipmaker based in Santa Clara, California that develops micro-electromechanical systems (MEMS), used for timing devices in electronics.
IRDM vs SITM — Head-to-Head
Income Statement — Q1 FY2026 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $219.1M | $113.3M |
| Net Profit | $21.6M | $9.2M |
| Gross Margin | — | 56.4% |
| Operating Margin | 23.2% | 1.6% |
| Net Margin | 9.9% | 8.1% |
| Revenue YoY | 1.9% | 66.3% |
| Net Profit YoY | — | 148.7% |
| EPS (diluted) | — | $0.44 |
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.
| Q1 26 | $219.1M | — | ||
| Q4 25 | $212.9M | $113.3M | ||
| Q3 25 | $226.9M | $83.6M | ||
| Q2 25 | $216.9M | $69.5M | ||
| Q1 25 | $214.9M | $60.3M | ||
| Q4 24 | $213.0M | $68.1M | ||
| Q3 24 | $212.8M | $57.7M | ||
| Q2 24 | $201.1M | $43.9M |
| Q1 26 | $21.6M | — | ||
| Q4 25 | $24.9M | $9.2M | ||
| Q3 25 | $37.1M | $-8.0M | ||
| Q2 25 | $22.0M | $-20.2M | ||
| Q1 25 | $30.4M | $-23.9M | ||
| Q4 24 | $36.3M | $-18.8M | ||
| Q3 24 | $24.4M | $-19.3M | ||
| Q2 24 | $32.3M | $-26.8M |
| Q1 26 | — | — | ||
| Q4 25 | — | 56.4% | ||
| Q3 25 | — | 53.5% | ||
| Q2 25 | — | 51.9% | ||
| Q1 25 | — | 50.3% | ||
| Q4 24 | — | 52.6% | ||
| Q3 24 | — | 51.1% | ||
| Q2 24 | — | 49.1% |
| Q1 26 | 23.2% | — | ||
| Q4 25 | 25.9% | 1.6% | ||
| Q3 25 | 30.9% | -19.2% | ||
| Q2 25 | 23.2% | -35.4% | ||
| Q1 25 | 28.1% | -46.6% | ||
| Q4 24 | 24.5% | -33.8% | ||
| Q3 24 | 25.8% | -43.1% | ||
| Q2 24 | 21.7% | -73.7% |
| Q1 26 | 9.9% | — | ||
| Q4 25 | 11.7% | 8.1% | ||
| Q3 25 | 16.4% | -9.6% | ||
| Q2 25 | 10.1% | -29.0% | ||
| Q1 25 | 14.2% | -39.6% | ||
| Q4 24 | 17.1% | -27.6% | ||
| Q3 24 | 11.5% | -33.5% | ||
| Q2 24 | 16.1% | -61.0% |
| Q1 26 | — | — | ||
| Q4 25 | $0.24 | $0.44 | ||
| Q3 25 | $0.35 | $-0.31 | ||
| Q2 25 | $0.20 | $-0.84 | ||
| Q1 25 | $0.27 | $-1.01 | ||
| Q4 24 | $0.30 | $-0.80 | ||
| Q3 24 | $0.21 | $-0.83 | ||
| Q2 24 | $0.27 | $-1.16 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | — | — |
| Total DebtLower is stronger | — | — |
| Stockholders' EquityBook value | — | $1.2B |
| Total Assets | — | $1.3B |
| Debt / EquityLower = less leverage | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | — | ||
| Q4 25 | $96.5M | — | ||
| Q3 25 | $88.5M | — | ||
| Q2 25 | $79.3M | — | ||
| Q1 25 | $50.9M | — | ||
| Q4 24 | $93.5M | — | ||
| Q3 24 | $159.6M | — | ||
| Q2 24 | $63.5M | — |
| Q1 26 | — | — | ||
| Q4 25 | $1.8B | — | ||
| Q3 25 | — | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | $1.8B | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — |
| Q1 26 | — | — | ||
| Q4 25 | $462.6M | $1.2B | ||
| Q3 25 | $450.5M | $1.1B | ||
| Q2 25 | $473.6M | $1.1B | ||
| Q1 25 | $518.4M | $692.5M | ||
| Q4 24 | $576.6M | $699.7M | ||
| Q3 24 | $663.8M | $696.2M | ||
| Q2 24 | $786.7M | $692.5M |
| Q1 26 | — | — | ||
| Q4 25 | $2.5B | $1.3B | ||
| Q3 25 | $2.6B | $1.3B | ||
| Q2 25 | $2.6B | $1.3B | ||
| Q1 25 | $2.6B | $872.1M | ||
| Q4 24 | $2.7B | $885.0M | ||
| Q3 24 | $2.8B | $877.9M | ||
| Q2 24 | $2.7B | $878.6M |
| 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 | | |
|---|---|---|
| Operating Cash FlowLast quarter | — | $25.4M |
| Free Cash FlowOCF − Capex | — | $13.0M |
| FCF MarginFCF / Revenue | — | 11.5% |
| Capex IntensityCapex / Revenue | 13.7% | 10.9% |
| Cash ConversionOCF / Net Profit | — | 2.77× |
| TTM Free Cash FlowTrailing 4 quarters | — | $35.1M |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | — | ||
| Q4 25 | $108.6M | $25.4M | ||
| Q3 25 | $100.8M | $31.4M | ||
| Q2 25 | $129.6M | $15.3M | ||
| Q1 25 | $61.1M | $15.0M | ||
| Q4 24 | $104.8M | $13.5M | ||
| Q3 24 | $118.6M | $8.2M | ||
| Q2 24 | $81.1M | $-181.0K |
| Q1 26 | — | — | ||
| Q4 25 | $75.1M | $13.0M | ||
| Q3 25 | $79.2M | $26.3M | ||
| Q2 25 | $108.9M | $-2.9M | ||
| Q1 25 | $36.5M | $-1.3M | ||
| Q4 24 | $80.5M | $-2.4M | ||
| Q3 24 | $100.0M | $-6.7M | ||
| Q2 24 | $68.7M | $-2.7M |
| Q1 26 | — | — | ||
| Q4 25 | 35.3% | 11.5% | ||
| Q3 25 | 34.9% | 31.5% | ||
| Q2 25 | 50.2% | -4.2% | ||
| Q1 25 | 17.0% | -2.1% | ||
| Q4 24 | 37.8% | -3.5% | ||
| Q3 24 | 47.0% | -11.6% | ||
| Q2 24 | 34.2% | -6.3% |
| Q1 26 | 13.7% | — | ||
| Q4 25 | 15.7% | 10.9% | ||
| Q3 25 | 9.5% | 6.1% | ||
| Q2 25 | 9.5% | 26.2% | ||
| Q1 25 | 11.4% | 27.0% | ||
| Q4 24 | 11.4% | 23.3% | ||
| Q3 24 | 8.7% | 25.7% | ||
| Q2 24 | 6.2% | 5.8% |
| Q1 26 | — | — | ||
| Q4 25 | 4.37× | 2.77× | ||
| 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
| Voice and data | $57.4M | 26% |
| IoT data (2) | $46.0M | 21% |
| Government | $39.5M | 18% |
| Government service revenue (5) | $27.6M | 13% |
| Subscriber equipment | $20.2M | 9% |
| Hosted payload and other data service (4) | $14.8M | 7% |
| Broadband (3) | $12.2M | 6% |
| Commercial | $1.3M | 1% |
SITM
Segment breakdown not available.
