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How Corning (GLW) makes money
Corning (GLW) made $4.9B of revenue in the third quarter 2026 (Q3 2026), +18% from a year earlier. Optical communications products brought in $2.4B (49%); Electronics glass and advanced optics products brought in $1.3B (26%); Automotive products brought in $471M (10%). Of every dollar of revenue, 37¢ was left as gross profit, 19¢ was left as operating profit, 14¢ was left as net earnings.
Drawing the Sankey…
Revenue by segment, Q3 2026
| Segment | Revenue | Share | Q/Q | Y/Y |
|---|---|---|---|---|
| Optical communications products | $2.4B | 49.0% | +15% | +44% |
| Electronics glass and advanced optics products | $1.3B | 26.4% | +4% | -8% |
| Automotive products | $471M | 9.7% | -0.6% | +4% |
| Polycrystalline silicon and solar products | $436M | 9.0% | -0.5% | +37% |
| Life Sciences products | $247M | 5.1% | -0.8% | +2% |
| All other products | $41.0M | 0.8% | -2% | -9% |
Where each dollar of revenue goes
| Line | Q3 2026 | % of revenue |
|---|---|---|
| Revenue | $4.9B | 100.0% |
| Cost of revenue | $3.0B | 62.7% |
| Gross profit | $1.8B | 37.3% |
| Operating expenses | $899M | 18.5% |
| Operating profit | $911M | 18.8% |
| Income tax | $222M | 4.6% |
| Net earnings | $680M | 14.0% |
| Operating cash flow | $1.1B | 21.9% |
| Free cash flow | $516M | 10.6% |
Revenue, quarter by quarter
| Quarter | Revenue | Y/Y |
|---|---|---|
| Q3 2026 | $4.9B | +18% |
| Q2 2026 | $4.5B | +17% |
| Q1 2026 | $4.1B | +20% |
| Q4 2025 | $4.2B | +20% |
| Q3 2025 | $4.1B | +21% |
| Q2 2025 | $3.9B | +19% |
| Q1 2025 | $3.5B | +16% |
From Corning's 10-Q filed Oct 29, 2026 (on EDGAR).
Questions
How does Corning make money?
Corning (GLW) made $4.9B of revenue in the third quarter 2026 (Q3 2026), +18% from a year earlier. Optical communications products brought in $2.4B (49%); Electronics glass and advanced optics products brought in $1.3B (26%); Automotive products brought in $471M (10%). Of every dollar of revenue, 37¢ was left as gross profit, 19¢ was left as operating profit, 14¢ was left as net earnings.
What is Corning's biggest business?
Optical communications products: $2.4B in the third quarter 2026, 49% of revenue, +44% from a year earlier.
What is Corning's profit margin?
Net earnings were $680M, 14.0% of revenue, in the third quarter 2026; the operating margin was 18.8%.
Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.