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Side-by-side financial comparison of AAR CORP (AIR) and RPC INC (RES). Click either name above to swap in a different company.
AAR CORP is the larger business by last-quarter revenue ($795.3M vs $425.8M, roughly 1.9× RPC INC). AAR CORP runs the higher net margin — 4.4% vs -0.7%, a 5.1% gap on every dollar of revenue. On growth, RPC INC posted the faster year-over-year revenue change (27.0% vs 15.9%). RPC INC produced more free cash flow last quarter ($31.2M vs $6.2M).
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.
RPC Group plc is based in the United Kingdom, and is one of Europe's largest supplier of plastic packaging. Its headquarters are in Rushden in Northamptonshire. It was listed on the London Stock Exchange until it was acquired in 2019 by Berry Global Group Inc, which in turn was acquired by Amcor in 2025.
AIR vs RES — Head-to-Head
Income Statement — Q2 FY2026 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $795.3M | $425.8M |
| Net Profit | $34.6M | $-3.1M |
| Gross Margin | 19.7% | 21.0% |
| Operating Margin | 6.0% | -0.9% |
| Net Margin | 4.4% | -0.7% |
| Revenue YoY | 15.9% | 27.0% |
| Net Profit YoY | 213.1% | -124.0% |
| EPS (diluted) | $0.90 | $-0.02 |
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.
| Q4 25 | $795.3M | $425.8M | ||
| Q3 25 | $739.6M | $447.1M | ||
| Q2 25 | — | $420.8M | ||
| Q1 25 | — | $332.9M | ||
| Q4 24 | — | $335.4M | ||
| Q3 24 | — | $337.7M | ||
| Q2 24 | — | $364.2M | ||
| Q1 24 | — | $377.8M |
| Q4 25 | $34.6M | $-3.1M | ||
| Q3 25 | $34.4M | $13.0M | ||
| Q2 25 | — | $10.1M | ||
| Q1 25 | — | $12.0M | ||
| Q4 24 | — | $12.8M | ||
| Q3 24 | — | $18.8M | ||
| Q2 24 | — | $32.4M | ||
| Q1 24 | — | $27.5M |
| Q4 25 | 19.7% | 21.0% | ||
| Q3 25 | 18.1% | 25.1% | ||
| Q2 25 | — | 24.5% | ||
| Q1 25 | — | 26.7% | ||
| Q4 24 | — | 25.4% | ||
| Q3 24 | — | 26.7% | ||
| Q2 24 | — | 28.0% | ||
| Q1 24 | — | 26.8% |
| Q4 25 | 6.0% | -0.9% | ||
| Q3 25 | 6.4% | 4.7% | ||
| Q2 25 | — | 3.7% | ||
| Q1 25 | — | 3.7% | ||
| Q4 24 | — | 3.1% | ||
| Q3 24 | — | 5.7% | ||
| Q2 24 | — | 9.7% | ||
| Q1 24 | — | 8.6% |
| Q4 25 | 4.4% | -0.7% | ||
| Q3 25 | 4.7% | 2.9% | ||
| Q2 25 | — | 2.4% | ||
| Q1 25 | — | 3.6% | ||
| Q4 24 | — | 3.8% | ||
| Q3 24 | — | 5.6% | ||
| Q2 24 | — | 8.9% | ||
| Q1 24 | — | 7.3% |
| Q4 25 | $0.90 | $-0.02 | ||
| Q3 25 | $0.95 | $0.06 | ||
| Q2 25 | — | $0.05 | ||
| Q1 25 | — | $0.06 | ||
| Q4 24 | — | $0.06 | ||
| Q3 24 | — | $0.09 | ||
| Q2 24 | — | $0.15 | ||
| Q1 24 | — | $0.13 |
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 | $210.0M |
| Total DebtLower is stronger | $952.7M | — |
| Stockholders' EquityBook value | $1.6B | $1.1B |
| Total Assets | $3.2B | $1.5B |
| Debt / EquityLower = less leverage | 0.61× | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $75.6M | $210.0M | ||
| Q3 25 | $80.0M | $163.5M | ||
| Q2 25 | — | $162.1M | ||
| Q1 25 | — | $326.7M | ||
| Q4 24 | — | $326.0M | ||
| Q3 24 | — | $276.9M | ||
| Q2 24 | — | $261.5M | ||
| Q1 24 | — | $212.2M |
| Q4 25 | $952.7M | — | ||
| Q3 25 | $1.0B | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 24 | — | — |
| Q4 25 | $1.6B | $1.1B | ||
| Q3 25 | $1.2B | $1.1B | ||
| Q2 25 | — | $1.1B | ||
| Q1 25 | — | $1.1B | ||
| Q4 24 | — | $1.1B | ||
| Q3 24 | — | $1.1B | ||
| Q2 24 | — | $1.1B | ||
| Q1 24 | — | $1.0B |
| Q4 25 | $3.2B | $1.5B | ||
| Q3 25 | $2.9B | $1.5B | ||
| Q2 25 | — | $1.5B | ||
| Q1 25 | — | $1.3B | ||
| Q4 24 | — | $1.4B | ||
| Q3 24 | — | $1.3B | ||
| Q2 24 | — | $1.3B | ||
| Q1 24 | — | $1.3B |
| Q4 25 | 0.61× | — | ||
| Q3 25 | 0.82× | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 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 | $13.6M | $61.9M |
| Free Cash FlowOCF − Capex | $6.2M | $31.2M |
| FCF MarginFCF / Revenue | 0.8% | 7.3% |
| Capex IntensityCapex / Revenue | 0.9% | 7.2% |
| Cash ConversionOCF / Net Profit | 0.39× | — |
| TTM Free Cash FlowTrailing 4 quarters | — | $52.9M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $13.6M | $61.9M | ||
| Q3 25 | $-44.9M | $46.5M | ||
| Q2 25 | — | $53.1M | ||
| Q1 25 | — | $39.9M | ||
| Q4 24 | — | $94.2M | ||
| Q3 24 | — | $70.7M | ||
| Q2 24 | — | $127.9M | ||
| Q1 24 | — | $56.6M |
| Q4 25 | $6.2M | $31.2M | ||
| Q3 25 | $-53.6M | $4.1M | ||
| Q2 25 | — | $10.0M | ||
| Q1 25 | — | $7.6M | ||
| Q4 24 | — | $53.7M | ||
| Q3 24 | — | $19.1M | ||
| Q2 24 | — | $52.9M | ||
| Q1 24 | — | $3.8M |
| Q4 25 | 0.8% | 7.3% | ||
| Q3 25 | -7.2% | 0.9% | ||
| Q2 25 | — | 2.4% | ||
| Q1 25 | — | 2.3% | ||
| Q4 24 | — | 16.0% | ||
| Q3 24 | — | 5.6% | ||
| Q2 24 | — | 14.5% | ||
| Q1 24 | — | 1.0% |
| Q4 25 | 0.9% | 7.2% | ||
| Q3 25 | 1.2% | 9.5% | ||
| Q2 25 | — | 10.2% | ||
| Q1 25 | — | 9.7% | ||
| Q4 24 | — | 12.1% | ||
| Q3 24 | — | 15.3% | ||
| Q2 24 | — | 20.6% | ||
| Q1 24 | — | 14.0% |
| Q4 25 | 0.39× | — | ||
| Q3 25 | -1.31× | 3.59× | ||
| Q2 25 | — | 5.23× | ||
| Q1 25 | — | 3.31× | ||
| Q4 24 | — | 7.38× | ||
| Q3 24 | — | 3.76× | ||
| Q2 24 | — | 3.95× | ||
| Q1 24 | — | 2.06× |
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% |
RES
| Technical Service | $405.2M | 95% |
| Other | $8.8M | 2% |
| Nitrogen | $6.6M | 2% |
