Skip to content

Corning GLW Ratios & Valuation

Q1 '26Q4 '25Q3 '25Q2 '25Q1 '25
Profitability
Gross margin36.4%+0.4pp36%+0.3pp35.7%+0.9pp34.8%+1.7pp33.1%+0.5pp
Operating margin15.2%+0.6pp14.6%+1.2pp13.4%+1.4pp12.1%+2.3pp9.8%+1.1pp
Net margin11.1%+0.9pp10.2%+1.1pp9.2%+3.4pp5.8%+2.4pp3.3%-0.5pp
EBITDA margin23.6%+0.4pp23.2%+0.9pp22.3%+0.9pp21.5%+1.9pp19.6%+0.6pp
Free cash flow margin9.2%+0.1pp9%+1.3pp7.8%-0.6pp8.4%+0.5pp7.9%+0.5pp
Returns
Return on equity16.1%+1.9pp14.2%+2.1pp12.1%+4.5pp7.5%+3.4pp4.1%-0.4pp
Return on assets6.2%+0.7pp5.4%+0.7pp4.7%+1.8pp2.9%+1.3pp1.7%-0.1pp
Return on invested capital15.4%+5.2pp10.2%+1.0pp9.2%+1.1pp8.1%+2.4pp5.7%+1.0pp
Efficiency
Asset turnover0.6×0.0×0.5×0.0×0.5×0.0×0.5×0.0×0.5×0.0×
Inventory turnover3.4×-0.1×3.5×+0.2×3.3×0.0×3.2×0.0×3.2×0.0×
Liquidity
Current ratio1.6×0.0×1.6×0.0×1.6×+0.1×1.5×-0.2×1.7×+0.1×
Quick ratio1.1×0.0×0.0×+0.1×0.9×-0.1×0.0×
Cash ratio0.3×0.0×0.3×0.0×0.3×0.0×0.3×0.0×0.3×-0.1×
Leverage
Debt-to-equity-0.9×0.9×+0.1×0.8×+0.1×0.7×0.0×0.7×-0.1×
Debt-to-assets-0.3×0.3×0.0×0.3×0.0×0.3×0.0×0.3×0.0×
Net debt / EBITDA-0.4×-2.9×2.5×+0.2×2.3×+0.3×-0.2×2.2×-0.4×
Interest coverage7.1×+0.4×6.8×+0.6×6.2×+1.0×5.2×+1.2×+0.6×
Valuation
Market capitalization$116.8B+55.6%$75.07B+6.8%$70.27B+59.6%$44.04B+12.3%$39.22B-3.6%
Enterprise value$115.29B+37.0%$84.15B+8.2%$77.8B+55.1%$50.15B+11.0%$45.19B-4.2%
Price / earnings64.5×+17.5×47×-4.4×51.4×-2.3×53.8×-32.6×86.4×+6.0×
Price / sales7.2×+2.4×4.8×+0.1×4.7×+1.6×3.1×+0.2×2.9×-0.2×
Price / book9.9×+3.5×6.4×+0.3×6.1×+2.1×+0.3×3.7×-0.1×
EV / EBITDA29.9×+6.7×23.2×-0.1×23.4×+6.9×16.5×-0.5×17×-2.0×
EV / sales7.1×+1.7×5.4×+0.2×5.2×+1.7×3.5×+0.2×3.3×-0.3×
Free cash flow yield1.3%-0.6pp1.9%+0.2pp1.7%-1.1pp2.7%0.0pp2.7%+0.3pp
Earnings yield1.5%-0.6pp2.1%+0.2pp1.9%+0.1pp1.9%+0.7pp1.2%-0.1pp
PEG ratio0.2×0.0×0.2×0.0×0.2×-1.3×1.5×

Chart any of these lines over time, or line them up against competitors.

Compare these in charts →

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.