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Side-by-side financial comparison of AAR CORP (AIR) and WATSCO INC (WSO). Click either name above to swap in a different company.
WATSCO INC is the larger business by last-quarter revenue ($1.5B vs $795.3M, roughly 1.9× AAR CORP). WATSCO INC runs the higher net margin — 6.1% vs 4.4%, a 1.7% gap on every dollar of revenue. On growth, AAR CORP posted the faster year-over-year revenue change (15.9% vs 0.1%).
AAR Corp. is an American provider of aircraft maintenance services to commercial and government customers worldwide. The company is headquartered in Wood Dale, Illinois, a Chicago suburb. The company employs about 6,000 people, operating in about 30 different countries. John Holmes is the current CEO.
Watsco, Inc. is a distributor of air conditioning, heating and refrigeration equipment, and related parts and supplies (HVAC/R) in the United States. Watsco was founded more than 60 years ago as a manufacturer of parts, components, and tools used in the HVAC/R industry. In 1989, the company shifted from manufacturing to distribution, by acquiring Gemaire Distributors Inc., a South Florida-based Rheem distributor.
AIR vs WSO — Head-to-Head
Income Statement — Q2 FY2026 vs Q1 FY2026
| Metric | | |
|---|---|---|
| Revenue | $795.3M | $1.5B |
| Net Profit | $34.6M | $92.9M |
| Gross Margin | 19.7% | 27.9% |
| Operating Margin | 6.0% | 7.2% |
| Net Margin | 4.4% | 6.1% |
| Revenue YoY | 15.9% | 0.1% |
| Net Profit YoY | 213.1% | -1.7% |
| EPS (diluted) | $0.90 | — |
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 | — | $1.5B | ||
| Q4 25 | $795.3M | $1.6B | ||
| Q3 25 | $739.6M | $2.1B | ||
| Q2 25 | — | $2.1B | ||
| Q1 25 | — | $1.5B | ||
| Q4 24 | — | $1.8B | ||
| Q3 24 | — | $2.2B | ||
| Q2 24 | — | $2.1B |
| Q1 26 | — | $92.9M | ||
| Q4 25 | $34.6M | $71.7M | ||
| Q3 25 | $34.4M | $161.6M | ||
| Q2 25 | — | $183.6M | ||
| Q1 25 | — | $80.1M | ||
| Q4 24 | — | $96.8M | ||
| Q3 24 | — | $171.0M | ||
| Q2 24 | — | $181.4M |
| Q1 26 | — | 27.9% | ||
| Q4 25 | 19.7% | 27.1% | ||
| Q3 25 | 18.1% | 27.5% | ||
| Q2 25 | — | 29.3% | ||
| Q1 25 | — | 28.1% | ||
| Q4 24 | — | 26.7% | ||
| Q3 24 | — | 26.2% | ||
| Q2 24 | — | 27.1% |
| Q1 26 | — | 7.2% | ||
| Q4 25 | 6.0% | 6.4% | ||
| Q3 25 | 6.4% | 11.4% | ||
| Q2 25 | — | 13.2% | ||
| Q1 25 | — | 7.3% | ||
| Q4 24 | — | 7.8% | ||
| Q3 24 | — | 11.6% | ||
| Q2 24 | — | 12.6% |
| Q1 26 | — | 6.1% | ||
| Q4 25 | 4.4% | 4.5% | ||
| Q3 25 | 4.7% | 7.8% | ||
| Q2 25 | — | 8.9% | ||
| Q1 25 | — | 5.2% | ||
| Q4 24 | — | 5.5% | ||
| Q3 24 | — | 7.9% | ||
| Q2 24 | — | 8.5% |
| Q1 26 | — | — | ||
| Q4 25 | $0.90 | $1.82 | ||
| Q3 25 | $0.95 | $3.98 | ||
| Q2 25 | — | $4.52 | ||
| Q1 25 | — | $1.93 | ||
| Q4 24 | — | $2.42 | ||
| Q3 24 | — | $4.22 | ||
| Q2 24 | — | $4.49 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $75.6M | $392.7M |
| Total DebtLower is stronger | $952.7M | — |
| Stockholders' EquityBook value | $1.6B | $3.2B |
| Total Assets | $3.2B | $4.6B |
| Debt / EquityLower = less leverage | 0.61× | — |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | $392.7M | ||
| Q4 25 | $75.6M | $733.3M | ||
| Q3 25 | $80.0M | $524.3M | ||
| Q2 25 | — | $293.0M | ||
| Q1 25 | — | $431.8M | ||
| Q4 24 | — | $781.9M | ||
| Q3 24 | — | $550.0M | ||
| Q2 24 | — | $424.9M |
| Q1 26 | — | — | ||
| Q4 25 | $952.7M | $361.6M | ||
| Q3 25 | $1.0B | $340.8M | ||
| Q2 25 | — | $338.7M | ||
| Q1 25 | — | $346.4M | ||
| Q4 24 | — | $337.2M | ||
| Q3 24 | — | $321.0M | ||
| Q2 24 | — | $307.1M |
| Q1 26 | — | $3.2B | ||
| Q4 25 | $1.6B | $2.8B | ||
| Q3 25 | $1.2B | $2.8B | ||
| Q2 25 | — | $2.8B | ||
| Q1 25 | — | $2.7B | ||
| Q4 24 | — | $2.7B | ||
| Q3 24 | — | $2.7B | ||
| Q2 24 | — | $2.6B |
| Q1 26 | — | $4.6B | ||
| Q4 25 | $3.2B | $4.4B | ||
| Q3 25 | $2.9B | $4.6B | ||
| Q2 25 | — | $4.7B | ||
| Q1 25 | — | $4.5B | ||
| Q4 24 | — | $4.5B | ||
| Q3 24 | — | $4.5B | ||
| Q2 24 | — | $4.4B |
| Q1 26 | — | — | ||
| Q4 25 | 0.61× | 0.13× | ||
| Q3 25 | 0.82× | 0.12× | ||
| Q2 25 | — | 0.12× | ||
| Q1 25 | — | 0.13× | ||
| Q4 24 | — | 0.13× | ||
| Q3 24 | — | 0.12× | ||
| Q2 24 | — | 0.12× |
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 | $13.6M | — |
| Free Cash FlowOCF − Capex | $6.2M | — |
| FCF MarginFCF / Revenue | 0.8% | — |
| Capex IntensityCapex / Revenue | 0.9% | — |
| Cash ConversionOCF / Net Profit | 0.39× | — |
| TTM Free Cash FlowTrailing 4 quarters | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | — | ||
| Q4 25 | $13.6M | $399.8M | ||
| Q3 25 | $-44.9M | $354.9M | ||
| Q2 25 | — | $-7.4M | ||
| Q1 25 | — | $-177.6M | ||
| Q4 24 | — | $378.9M | ||
| Q3 24 | — | $232.8M | ||
| Q2 24 | — | $57.7M |
| Q1 26 | — | — | ||
| Q4 25 | $6.2M | $388.5M | ||
| Q3 25 | $-53.6M | $346.1M | ||
| Q2 25 | — | $-14.3M | ||
| Q1 25 | — | $-185.2M | ||
| Q4 24 | — | $370.9M | ||
| Q3 24 | — | $223.0M | ||
| Q2 24 | — | $51.3M |
| Q1 26 | — | — | ||
| Q4 25 | 0.8% | 24.6% | ||
| Q3 25 | -7.2% | 16.7% | ||
| Q2 25 | — | -0.7% | ||
| Q1 25 | — | -12.1% | ||
| Q4 24 | — | 21.1% | ||
| Q3 24 | — | 10.3% | ||
| Q2 24 | — | 2.4% |
| Q1 26 | — | — | ||
| Q4 25 | 0.9% | 0.7% | ||
| Q3 25 | 1.2% | 0.4% | ||
| Q2 25 | — | 0.3% | ||
| Q1 25 | — | 0.5% | ||
| Q4 24 | — | 0.5% | ||
| Q3 24 | — | 0.5% | ||
| Q2 24 | — | 0.3% |
| Q1 26 | — | — | ||
| Q4 25 | 0.39× | 5.57× | ||
| Q3 25 | -1.31× | 2.20× | ||
| Q2 25 | — | -0.04× | ||
| Q1 25 | — | -2.22× | ||
| Q4 24 | — | 3.91× | ||
| Q3 24 | — | 1.36× | ||
| Q2 24 | — | 0.32× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
AIR
| Commercial Customer | $268.1M | 34% |
| Repair And Engineering | $244.5M | 31% |
| Integrated Solutions | $175.8M | 22% |
| Government And Defense Customer | $85.5M | 11% |
| Expeditionary Services | $21.4M | 3% |
WSO
Segment breakdown not available.
