What are Corning's profit margins?

Corning (GLW) runs a 36.4% gross margin and a 15.2% operating margin, with a 11.1% net margin.

Where do Corning's ratios come from?

Every ratio is computed from Corning'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.

Corning GLW Ratios & Valuation

Income Statement Balance Sheet Cash Flow Ratios Segments

Quarterly Annual TTM

YoY QoQ

Simplified Detailed

	TTM Q1 '26	TTM Q4 '25	TTM Q3 '25	TTM Q2 '25	TTM Q1 '25
Profitability
Gross margin	142.8%+14.1pp	139.5%+12.1pp	136.1%+10.1pp	132.3%+6.7pp	128.7%+2.9pp
Operating margin	55.2%+22.2pp	49.8%+19.1pp	43.9%+14.8pp	38%+8.6pp	33%+1.9pp
Net margin	36.2%+21.5pp	28.5%+11.9pp	22.1%+4.8pp	15.6%-4.9pp	14.7%-8.1pp
EBITDA margin	90.6%+16.0pp	86.5%+13.0pp	82.3%+9.8pp	78.2%+5.4pp	74.6%+0.8pp
Free cash flow margin	34.4%+3.5pp	33.1%+2.9pp	31.5%+3.8pp	31.9%+9.3pp	30.9%+14.0pp
Returns
Return on equity	49.9%+32.7pp	37.9%+19.3pp	28.3%+9.3pp	19.3%-3.5pp	17.2%-8.2pp
Return on assets	19.2%+12.4pp	14.7%+7.3pp	11.1%+3.4pp	7.6%-1.5pp	6.8%-3.4pp
Return on invested capital	42.8%+24.5pp	33.1%+16.3pp	27.6%+11.6pp	22.4%+5.7pp	18.3%+0.3pp
Efficiency
Asset turnover	2.1×+0.2×	2×+0.2×	2×+0.2×	1.9×+0.1×	1.9×+0.1×
Inventory turnover	13.3×+0.4×	13.2×+0.5×	13×+0.5×	12.9×+0.4×	12.9×+0.3×
Liquidity
Current ratio	6.3×-0.3×	6.3×-0.2×	6.4×-0.2×	6.5×-0.1×	6.5×-0.2×
Quick ratio	4×-0.1×	4×-0.1×	4.1×-0.1×	4.1×0.0×	4.2×0.0×
Cash ratio	1.1×-0.2×	1.1×-0.2×	1.2×-0.2×	1.3×-0.2×	1.3×-0.1×
Leverage
Debt-to-equity	2.4×-0.4×	3.1×+0.3×	2.9×+0.2×	2.8×+0.1×	2.8×+0.1×
Debt-to-assets	0.9×-0.2×	1.2×+0.1×	1.1×0.0×	1.1×0.0×	1.1×0.0×
Net debt / EBITDA	6.4×-3.7×	9×-1.5×	9.1×-1.7×	9.4×-1.4×	10×-0.5×
Interest coverage	25.4×+12.3×	22.3×+10.5×	18.9×+7.9×	15.6×+4.3×	13.1×+0.6×
Valuation
Market capitalization	$306.18B+102%	$228.6B+62.4%	$194.22B+54.0%	$162.58B+43.3%	$151.82B+38.1%
Enterprise value	$327.4B+85.9%	$257.29B+55.7%	$220.33B+46.2%	$187.05B+35.4%	$176.13B+30.5%
Price / earnings	216.8×-118×	238.6×-53.9×	272×+15.2×	333.8×+156×	335.2×+181×
Price / sales	19.8×+8.1×	15.5×+4.4×	13.8×+3.8×	12.1×+3.1×	11.7×+3.1×
Price / book	26.3×+12.2×	20.1×+7.1×	17.5×+6.1×	14.9×+4.7×	14.1×+4.4×
EV / EBITDA	92.9×+20.3×	80×+9.4×	75.8×+9.7×	71.6×+11.3×	72.6×+15.7×
EV / sales	21.2×+7.7×	17.5×+4.5×	15.7×+3.7×	13.9×+3.0×	13.5×+3.0×
Free cash flow yield	7.5%-3.1pp	9%-2.1pp	9.5%-1.5pp	10.5%+0.7pp	10.6%+2.7pp
Earnings yield	7.5%+2.4pp	7.1%+0.9pp	6.2%-1.0pp	5.1%-4.1pp	5.1%-5.6pp
PEG ratio	2.1×—	——	——	——	——

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Questions, answered.

What are Corning's profit margins?: Corning (GLW) runs a 36.4% gross margin and a 15.2% operating margin, with a 11.1% net margin.
Where do Corning's ratios come from?: Every ratio is computed from Corning'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.