What are Lam Research's profit margins?

Lam Research (LRCX) runs a 50.0% gross margin and a 34.3% operating margin, with a 30.9% net margin.

Where do Lam Research's ratios come from?

Every ratio is computed from Lam Research'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.

Lam Research LRCX Ratios & Valuation

Income Statement Balance Sheet Cash Flow Ratios Segments

Quarterly Annual TTM

YoY QoQ

Simplified Detailed

	TTM Q3 '26	TTM Q2 '26	TTM Q1 '26	TTM Q4 '25	TTM Q3 '25
Profitability
Gross margin	197.8%+2.0pp	195.8%+2.2pp	193.6%+1.8pp	191.8%+1.4pp	190.4%+1.2pp
Operating margin	133%+3.4pp	129.6%+4.3pp	125.4%+4.1pp	121.3%+3.4pp	117.9%+2.8pp
Net margin	119.9%+3.8pp	116.1%+3.7pp	112.4%+3.6pp	108.8%+3.4pp	105.4%+1.8pp
Returns
Return on equity	252.8%+13.6pp	239.2%+15.1pp	224.1%+13.1pp	210.9%+12.5pp	198.4%+9.2pp
Return on invested capital	288.6%+15.4pp	273.2%+20.9pp	252.3%+23.4pp	228.9%+18.5pp	210.5%+11.6pp
Efficiency
Asset turnover	3.9×+0.2×	3.8×+0.2×	3.6×+0.1×	3.5×+0.1×	3.3×+0.1×
Liquidity
Current ratio	9.2×+0.1×	9.1×-0.3×	9.4×-0.3×	9.7×-0.8×	10.5×-0.4×
Leverage
Debt-to-equity	1.7×-0.1×	1.8×-0.1×	2×-0.1×	2.1×-0.1×	2.2×-0.1×
Net debt / EBITDA	-1×0.0×	-1×-0.1×	-0.9×-0.1×	-0.8×-0.1×	-0.7×0.0×
Per Share
Book value per share	$32.13+3.3%	$31.10+4.1%	$29.88+5.4%	$28.34+4.3%	$27.17+5.0%
Valuation
Market capitalization	$772.99B+28.9%	$599.5B+25.6%	$477.43B+15.2%	$414.61B-3.9%	$431.4B-7.3%
Price / earnings	126.3×+19.7×	106.5×+13.0×	93.6×+2.9×	90.6×-13.5×	104.2×-15.2×
Price / sales	38×+6.9×	31.2×+4.7×	26.4×+1.8×	24.6×-2.7×	27.3×-3.5×
Price / book	75.4×+15.4×	60×+10.6×	49.3×+4.1×	45.3×-3.9×	49.2×-6.0×
EV / EBITDA	106.4×+17.6×	88.8×+11.1×	77.7×+2.7×	75×-10.8×	85.7×-12.7×
Dividend yield	2.7%-0.7pp	3.4%-0.6pp	4%-0.3pp	4.3%+0.2pp	4.1%+0.4pp

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Questions, answered.

What are Lam Research's profit margins?: Lam Research (LRCX) runs a 50.0% gross margin and a 34.3% operating margin, with a 30.9% net margin.
Where do Lam Research's ratios come from?: Every ratio is computed from Lam Research'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.