Corning Gross Margin Growth & History (GLW)

Corning's gross margin was 35.97% for fiscal 2025.

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Corning annual gross margin history

Corning annual gross margin

Fiscal yearPeriod endedGross marginChange (percentage points)
20252025-12-3135.97%+3.37 pp
20242024-12-3132.60%+1.37 pp
20232023-12-3131.23%−0.53 pp
20222022-12-3131.76%−4.20 pp
20212021-12-3135.95%+4.71 pp
20202020-12-3131.24%−3.84 pp
20192019-12-3135.08%−4.44 pp
20182018-12-3139.51%−0.23 pp
20172017-12-3139.74%−0.34 pp
20162016-12-3140.07%

Corning gross margin trends

Over the last five reported fiscal years, Corning's gross margin increased from 31.24% to 35.97%, a change of +4.73 percentage points. The latest reported quarter, Q1 2026, shows 36.87%.

About the metric

What gross margin means

Gross margin measures the percentage of revenue remaining after the direct costs of producing goods or services. It helps show how efficiently a company turns sales into gross profit before operating expenses.

Calculation and source

How gross margin is calculated

TickerStat calculates gross margin as SEC-reported gross profit divided by SEC-reported revenue for the same fiscal period. Changes are shown in percentage points. Fiscal periods can differ from calendar years, so exact period-end dates are included.

Review Corning filings at SEC.gov ↗