What are Amphenol's profit margins?

Amphenol (APH) runs a 37.3% gross margin and a 25.8% operating margin, with a 17.2% net margin.

Where do Amphenol's ratios come from?

Every ratio is computed from Amphenol's SEC filings — trailing-twelve-month flows over period-end balances. Valuation multiples combine those fundamentals with market data, recomputed each period. Switch between quarterly, annual, and TTM, or open any ratio for its full history and peer comparisons.

Amphenol APH Ratios & Valuation

Income Statement Balance Sheet Cash Flow Ratios Segments

Quarterly Annual TTM

YoY QoQ

Simplified Detailed

	Q1 '26	Q4 '25	Q3 '25	Q2 '25	Q1 '25
Profitability
Gross margin	37.3%+0.5pp	36.9%+0.9pp	35.9%+1.2pp	34.7%+0.8pp	33.9%+0.2pp
Operating margin	25.8%+0.4pp	25.4%+1.1pp	24.3%+1.9pp	22.4%+1.6pp	20.8%+0.1pp
Net margin	17.2%-1.3pp	18.5%+0.3pp	18.2%+1.3pp	16.9%+1.3pp	15.6%-0.3pp
Returns
Return on equity	36.8%0.0pp	36.8%+2.0pp	34.8%+3.8pp	31%+3.5pp	27.5%+0.8pp
Efficiency
Asset turnover	0.8×0.0×	0.8×-0.1×	0.9×0.0×	0.9×0.0×	0.8×0.0×
Liquidity
Current ratio	1.7×-1.3×	3×+0.9×	2.1×+0.1×	2×0.0×	2×-0.4×
Per Share
Book value per share	$10.84+3.2%	$10.50+7.6%	$9.76+7.8%	$9.05+11.3%	$8.14+5.0%
Valuation
Market capitalization	$155.31B-6.1%	$165.42B+9.5%	$151.09B+30.4%	$115.88B+45.9%	$79.43B-5.1%
Price / earnings	34.8×-4.0×	38.7×-0.8×	39.5×+3.1×	36.4×+6.0×	30.4×-4.1×
Price / sales	6×-1.2×	7.2×0.0×	7.2×+1.0×	6.2×+1.4×	4.7×-0.8×
Price / book	11.1×-1.2×	12.3×+0.3×	12.1×+2.0×	10.1×+2.3×	7.7×-0.8×
Dividend yield	0.6%+0.1pp	0.5%0.0pp	0.5%-0.1pp	0.6%-0.2pp	0.8%+0.1pp

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Questions, answered.

What are Amphenol's profit margins?: Amphenol (APH) runs a 37.3% gross margin and a 25.8% operating margin, with a 17.2% net margin.
Where do Amphenol's ratios come from?: Every ratio is computed from Amphenol's SEC filings — trailing-twelve-month flows over period-end balances. Valuation multiples combine those fundamentals with market data, recomputed each period. Switch between quarterly, annual, and TTM, or open any ratio for its full history and peer comparisons.