Filing Flows › Corning (GLW) › Q3 2026
Corning (GLW) Q3 2026 earnings results (third quarter 2026)
10-Q filed Oct 29, 2026
Corning (GLW) reported revenue of $4.9B for the third quarter 2026 (Q3 2026), +18% from a year earlier and +8% from the quarter before. Operating margin was 18.8%, net earnings $680M (14.0% of revenue).
Corning, Q3 2026: revenue $4.9B (+18% year over year), operating margin 18.8%, net earnings $680M, operating cash flow $1.1B. The chart follows the revenue to costs, profit and cash.
| Q3 2026 | Amount | Q/Q | Y/Y |
|---|---|---|---|
| Revenue | $4.9B | +8% | +18% |
| Gross profit | $1.8B | +11% | +19% |
| Operating profit | $911M | +31% | +55% |
| Net earnings | $680M | +22% | +58% |
| Operating cash flow | $1.1B | -38% | +35% |
| Free cash flow | $516M | -60% | +15% |
What changed
Revenue was $4.9B in Q3 2026, up 18% year over year and up 8% from the previous quarter. Optical communications products was the largest line at 49% of revenue. Optical communications products added $0.73B year over year (up 44%), 96% of the total change. All other products declined 9%.
Gross margin was 37.3%, up 0.2 points from Q3 2025. Operating profit was $0.91B, a 18.8% margin (up 4.4 points year over year). Of the extra revenue versus Q3 2025, 43% reached operating profit, above the 14% margin then. Operating expenses fell 3% while revenue rose 18%. Net earnings were $0.68B, up 58% year over year. The effective tax rate was 22.9%.
Operating cash flow was $1.1B (up 35% year over year), 142% of net income including minority interests. Non-cash charges added back $0.39B of depreciation and amortization and $0.05B of share-based compensation. Working capital and other items used $0.13B. Capital expenditures of $0.55B left free cash flow of $0.52B.
Questions
What was Corning's revenue in the third quarter 2026?
Corning (GLW) reported revenue of $4.9B for the third quarter 2026 (Q3 2026), +18% from a year earlier and +8% from the quarter before.
Was Corning profitable in the third quarter 2026?
Operating profit was $911M (18.8% of revenue) and net earnings $680M.
Source: Corning 10-Q on SEC EDGAR.