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Side-by-side financial comparison of Arthur J. Gallagher & Co. (AJG) and Amphenol (APH). Click either name above to swap in a different company.
Amphenol is the larger business by last-quarter revenue ($7.6B vs $4.3B, roughly 1.8× Arthur J. Gallagher & Co.). Arthur J. Gallagher & Co. runs the higher net margin — 21.3% vs 12.4%, a 8.9% gap on every dollar of revenue. On growth, Amphenol posted the faster year-over-year revenue change (58.4% vs 29.5%). Over the past eight quarters, Amphenol's revenue compounded faster (45.3% CAGR vs 24.4%).
Arthur J. Gallagher & Co. (Gallagher) is an American insurance brokerage and risk management services company based in Rolling Meadows, Illinois, a suburb of Chicago. The company provides insurance brokerage and risk management services, which primarily includes processing of workers compensation and automobile insurance claims via the company's adjusters.
Amphenol Corporation is an American producer of electronic and fiber optic connectors, cable and interconnect systems such as coaxial cables. Amphenol is a portmanteau from the corporation's original name, American Phenolic Corp.
AJG vs APH — Head-to-Head
Income Statement — Q1 FY2026 vs Q1 FY2026
| Metric | | |
|---|---|---|
| Revenue | $4.3B | $7.6B |
| Net Profit | $913.0M | $943.3M |
| Gross Margin | — | 36.7% |
| Operating Margin | — | 24.0% |
| Net Margin | 21.3% | 12.4% |
| Revenue YoY | 29.5% | 58.4% |
| Net Profit YoY | 11.9% | 26.8% |
| EPS (diluted) | $3.16 | $0.72 |
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 | $4.3B | $7.6B | ||
| Q4 25 | $3.6B | $6.4B | ||
| Q3 25 | $3.4B | $6.2B | ||
| Q2 25 | $3.2B | $5.7B | ||
| Q1 25 | $3.7B | $4.8B | ||
| Q4 24 | $2.7B | $4.3B | ||
| Q3 24 | $2.8B | $4.0B | ||
| Q2 24 | $2.8B | $3.6B |
| Q1 26 | $913.0M | $943.3M | ||
| Q4 25 | $151.1M | $1.2B | ||
| Q3 25 | $272.7M | $1.2B | ||
| Q2 25 | $365.8M | $1.1B | ||
| Q1 25 | $704.4M | $737.8M | ||
| Q4 24 | $258.3M | $746.1M | ||
| Q3 24 | $312.6M | $604.4M | ||
| Q2 24 | $283.4M | $524.8M |
| Q1 26 | — | 36.7% | ||
| Q4 25 | — | 38.2% | ||
| Q3 25 | — | 38.1% | ||
| Q2 25 | — | 36.3% | ||
| Q1 25 | — | 34.2% | ||
| Q4 24 | — | 34.3% | ||
| Q3 24 | — | 33.6% | ||
| Q2 24 | — | 33.6% |
| Q1 26 | — | 24.0% | ||
| Q4 25 | 5.0% | 26.8% | ||
| Q3 25 | 10.3% | 27.5% | ||
| Q2 25 | 14.6% | 25.1% | ||
| Q1 25 | 23.4% | 21.3% | ||
| Q4 24 | 12.3% | 22.1% | ||
| Q3 24 | 14.4% | 20.3% | ||
| Q2 24 | 13.2% | 19.4% |
| Q1 26 | 21.3% | 12.4% | ||
| Q4 25 | 4.2% | 18.6% | ||
| Q3 25 | 8.1% | 20.1% | ||
| Q2 25 | 11.4% | 19.3% | ||
| Q1 25 | 18.9% | 15.3% | ||
| Q4 24 | 9.5% | 17.3% | ||
| Q3 24 | 11.1% | 15.0% | ||
| Q2 24 | 10.2% | 14.5% |
| Q1 26 | $3.16 | $0.72 | ||
| Q4 25 | $0.58 | $0.93 | ||
| Q3 25 | $1.04 | $0.97 | ||
| Q2 25 | $1.40 | $0.86 | ||
| Q1 25 | $2.72 | $0.58 | ||
| Q4 24 | $1.10 | $0.16 | ||
| Q3 24 | $1.39 | $0.48 | ||
| Q2 24 | $1.27 | $0.41 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $1.4B | $4.6B |
| Total DebtLower is stronger | — | $18.7B |
| Stockholders' EquityBook value | $23.8B | $14.1B |
| Total Assets | $78.3B | $42.1B |
| Debt / EquityLower = less leverage | — | 1.33× |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | $1.4B | $4.6B | ||
| Q4 25 | — | $11.4B | ||
| Q3 25 | — | $3.9B | ||
| Q2 25 | — | $3.2B | ||
| Q1 25 | — | $1.7B | ||
| Q4 24 | — | $3.3B | ||
| Q3 24 | — | $1.6B | ||
| Q2 24 | — | $1.3B |
| Q1 26 | — | $18.7B | ||
| Q4 25 | $12.9B | $14.6B | ||
| Q3 25 | — | $7.1B | ||
| Q2 25 | — | $7.1B | ||
| Q1 25 | — | $6.8B | ||
| Q4 24 | $23.0M | $6.5B | ||
| Q3 24 | — | $5.1B | ||
| Q2 24 | — | $5.0B |
| Q1 26 | $23.8B | $14.1B | ||
| Q4 25 | $23.3B | $13.4B | ||
| Q3 25 | $23.2B | $12.5B | ||
| Q2 25 | $23.0B | $11.5B | ||
| Q1 25 | $22.3B | $10.3B | ||
| Q4 24 | $20.2B | $9.8B | ||
| Q3 24 | $12.2B | $9.5B | ||
| Q2 24 | $11.6B | $9.0B |
| Q1 26 | $78.3B | $42.1B | ||
| Q4 25 | $70.7B | $36.2B | ||
| Q3 25 | $79.1B | $27.1B | ||
| Q2 25 | $80.1B | $25.7B | ||
| Q1 25 | $74.1B | $22.9B | ||
| Q4 24 | $64.3B | $21.4B | ||
| Q3 24 | $57.2B | $19.6B | ||
| Q2 24 | $63.0B | $18.6B |
| Q1 26 | — | 1.33× | ||
| Q4 25 | 0.55× | 1.09× | ||
| Q3 25 | — | 0.57× | ||
| Q2 25 | — | 0.62× | ||
| Q1 25 | — | 0.66× | ||
| Q4 24 | 0.00× | 0.66× | ||
| Q3 24 | — | 0.54× | ||
| Q2 24 | — | 0.56× |
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 | — | $1.1B |
| Free Cash FlowOCF − Capex | — | — |
| FCF MarginFCF / Revenue | — | — |
| Capex IntensityCapex / Revenue | — | 3.8% |
| Cash ConversionOCF / Net Profit | — | 1.19× |
| TTM Free Cash FlowTrailing 4 quarters | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | $1.1B | ||
| Q4 25 | $753.0M | $1.7B | ||
| Q3 25 | $731.3M | $1.5B | ||
| Q2 25 | $-426.1M | $1.4B | ||
| Q1 25 | $871.8M | $764.9M | ||
| Q4 24 | $739.3M | $847.1M | ||
| Q3 24 | $934.8M | $704.0M | ||
| Q2 24 | $119.5M | $664.1M |
| Q1 26 | — | — | ||
| Q4 25 | $713.4M | $1.5B | ||
| Q3 25 | $693.5M | $1.2B | ||
| Q2 25 | $-465.5M | $1.1B | ||
| Q1 25 | $843.6M | $576.3M | ||
| Q4 24 | $695.7M | $647.3M | ||
| Q3 24 | $898.0M | $474.0M | ||
| Q2 24 | $87.7M | $522.8M |
| Q1 26 | — | — | ||
| Q4 25 | 19.7% | 22.8% | ||
| Q3 25 | 20.6% | 19.6% | ||
| Q2 25 | -14.5% | 19.8% | ||
| Q1 25 | 22.6% | 12.0% | ||
| Q4 24 | 25.6% | 15.0% | ||
| Q3 24 | 32.0% | 11.7% | ||
| Q2 24 | 3.2% | 14.5% |
| Q1 26 | — | 3.8% | ||
| Q4 25 | 1.1% | 3.9% | ||
| Q3 25 | 1.1% | 4.2% | ||
| Q2 25 | 1.2% | 5.3% | ||
| Q1 25 | 0.8% | 3.9% | ||
| Q4 24 | 1.6% | 4.6% | ||
| Q3 24 | 1.3% | 5.7% | ||
| Q2 24 | 1.1% | 3.9% |
| Q1 26 | — | 1.19× | ||
| Q4 25 | 4.98× | 1.44× | ||
| Q3 25 | 2.68× | 1.18× | ||
| Q2 25 | -1.16× | 1.30× | ||
| Q1 25 | 1.24× | 1.04× | ||
| Q4 24 | 2.86× | 1.14× | ||
| Q3 24 | 2.99× | 1.16× | ||
| Q2 24 | 0.42× | 1.27× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
AJG
| Commissions | $3.1B | 73% |
| Fees | $792.0M | 18% |
| Supplemental revenues | $180.0M | 4% |
| Contingent revenues | $115.0M | 3% |
APH
| Communications Solutions | $4.5B | 60% |
| Harsh Environment Solutions | $1.7B | 22% |
| Interconnect and Sensor Systems | $1.4B | 18% |
