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%+3.4pp	36.9%+3.1pp	35.9%+2.5pp	34.7%+1.5pp	33.9%+1.0pp
Operating margin	25.8%+4.9pp	25.4%+4.7pp	24.3%+4.0pp	22.4%+2.0pp	20.8%+0.2pp
Net margin	17.2%+1.7pp	18.5%+2.6pp	18.2%+2.8pp	16.9%+1.2pp	15.6%-0.3pp
Returns
Return on equity	36.8%+9.3pp	36.8%+10.1pp	34.8%+9.4pp	31%+5.5pp	27.5%+2.0pp
Efficiency
Asset turnover	0.8×-0.1×	0.8×0.0×	0.9×+0.1×	0.9×+0.1×	0.8×0.0×
Liquidity
Current ratio	1.7×-0.3×	3×+0.6×	2.1×+0.1×	2×0.0×	2×-0.1×
Per Share
Book value per share	$10.84+33.2%	$10.50+35.5%	$9.76+30.7%	$9.05+27.5%	$8.14+17.7%
Valuation
Market capitalization	$155.31B+95.5%	$165.42B+97.6%	$151.09B+92.5%	$115.88B+43.2%	$79.43B+130%
Price / earnings	34.8×+4.4×	38.7×+4.2×	39.5×+3.7×	36.4×-2.1×	30.4×+13.4×
Price / sales	6×+1.3×	7.2×+1.7×	7.2×+1.7×	6.2×+0.1×	4.7×+2.0×
Price / book	11.1×+3.4×	12.3×+3.8×	12.1×+3.8×	10.1×+1.0×	7.7×+3.7×
Dividend yield	0.6%-0.2pp	0.5%-0.2pp	0.5%-0.1pp	0.6%0.0pp	0.8%-0.6pp

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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.