Company file · GLW
Corning
Product and Service, Other was Corning's fastest-growing product or service in FY2025, up 117.7%
Revenue rose 19.1% to $15.6B in FY2025, from $13.1B in FY2024. Net income rose 215.4% to $1.6B. Optical Communications was the largest product or service, at 40% of revenue.
Key facts
Corning (NYSE: GLW) reported revenue of $15.6B for fiscal 2025, the year ended Dec 31, 2025, up 19.1% from fiscal 2024. Net income was $1.6B, up 215.4%. In its latest 10-Q, for the quarter ended Jun 30, 2026, revenue was $4.5B, up 16.6% from the same quarter a year earlier, and net income was $559M. The largest piece by product or service was Optical Communications, at 40% of fiscal 2025 revenue. Sources: 10-K for fiscal 2025 (filed Feb 12, 2026) and 10-Q for the quarter ended Jun 30, 2026 (filed Jul 29, 2026).
Source: 10-K FY2025, filed Feb 12, 2026
How it makes money
By product or service, FY2025
- LineAmountSharevs FY2024
- Optical Communications$6.3B40%+34.7%
- Display Products$3.0B19%+8.7%
- Specialty Materials Products$2.2B14%+9.7%
- Automotive Products$1.8B11%+4.3%
- Life Science Products$959M6%+2.8%
- Polycrystalline Silicon Products$955M6%+10.4%
- Product and Service, Other$505M3%+117.7%
Source: 10-K FY2025, XBRL breakdown
By product or service in FY2025: Optical Communications (40%), Display Products (19%), Specialty Materials Products (14%) and Automotive Products (11%), as shares of total revenue. Total revenue was $15.6B.
Source: 10-K FY2025
Learn more: Revenue vs. net income · Gross, operating and net margin
What changed last quarter
Comparing Q2 2026 (Apr to Jun 2026) compared with Q2 2025 (Apr to Jun 2025)
Each pair of bars shows the dollar amount for both quarters. Longer bar, more money. Bars in a group share one scale.
Q2 2026Q2 2025
Company
Source: Corning 10-Q for the quarter ended Jun 30, 2026, filed Jul 29, 2026
By product or service
Source: Corning 10-Q for the quarter ended Jun 30, 2026, filed Jul 29, 2026
The bull case and the bear case
The bull case
- Revenue rose 19.1% in FY2025 to $15.6B, from $13.1B a year earlier. 10-K, FY2025
- Net income rose 215.4% in FY2025 to $1.6B, from $506M. 10-K, FY2025
- Operating cash flow rose 39.0% in FY2025 to $2.7B. 10-K, FY2025
- Revenue in the quarter ended Jun 30, 2026 was $4.5B, up 16.6% on a year earlier. 10-Q, quarter ended Jun 30, 2026
The bear case
- Total debt rose 17.0% in FY2025 to $8.4B. 10-K, FY2025
- The company's own risk factors are in Item 1A of its 10-K. Risks common in this industry include competition; customer demand; security and privacy. 10-K, Item 1A
What optimists and skeptics tend to point to, each tied to a filing. Ticker Sage doesn't pick a side, and neither list is a reason to buy or sell.
What the company does
Corning is in the electronic components industry, part of the information technology sector. The SEC files it under Drawing & Insulating Of Nonferrous Wire.
The full description of Corning's business is in Item 1 of its 10-K, linked below. This page shows its revenue by product or service.
Its fiscal year ends in December; the latest, FY2025, ended Dec 31, 2025.
Source: 10-K, Item 1 Business
Risks common in this industry
These are general risks for companies in the electronic components industry. They are not a summary of Corning’s own risk factors; for those, read Item 1A of its latest 10-K, linked below.
- CompetitionTechnology markets move fast, and rivals large and small can change prices or products.
- Customer demandSpending by customers on technology rises and falls with their budgets and the economy.
- Security and privacyCyberattacks, outages and data-privacy rules can raise costs or harm customer trust.
- Supply and tradeReliance on suppliers and exposure to tariffs or export rules can limit what it can sell or build.
- Intellectual propertyPatent claims and licensing disputes can lead to costs or limits on products.
Source: 10-K, Item 1A Risk Factors (the company's own list, in the company's words)
Three years of key numbers
Every number links to its filing; hover for the XBRL tag. A dash means the number isn't cleanly available, and we don't estimate it.
| US$ | FY2023 | FY2024 | FY2025 |
|---|---|---|---|
| Revenue | $12.6B | $13.1B | $15.6B |
| Net income | $581M | $506M | $1.6B |
| Operating cash flow | $2.0B | $1.9B | $2.7B |
| Cash & equivalents (year end) | $1.8B | $1.8B | $1.5B |
| Total debt (year end) | $7.5B | $7.2B | $8.4B |
| Diluted shares | 859M | 869M | 871M |
- Revenue: Total revenue for the fiscal year, as the company reports it on its income statement.
- Net income: Net income attributable to the company's shareholders, after all costs, interest and taxes.
- Operating cash flow: Cash the business brought in from its day-to-day operations during the year (cash flow statement).
- Cash & equivalents: Cash and short-term investments that count as cash equivalents on the balance sheet. Excludes longer-dated marketable securities.
- Total debt: Debt due within one year plus long-term debt, at carrying value.
- Diluted shares: Weighted average shares outstanding for the year, including the effect of options and stock awards.
Learn more: How to read an income statement · Earnings per share, basic and diluted · Free cash flow · How to read a balance sheet · Growth rate calculator · P/E calculator
About these numbers
Recent filings
| Form | Filed | Period |
|---|---|---|
| 10-Q | Jul 29, 2026 | Jun 30, 2026 |
| 10-Q | May 1, 2026 | Mar 31, 2026 |
| DEF 14A | Mar 20, 2026 | Apr 30, 2026 |
| 10-K | Feb 12, 2026 | Dec 31, 2025 |
Learn more: 10-K vs. 10-Q vs. 8-K · Form 4 insider filings · Fiscal years and quarters
Common questions about Corning
How does Corning make money?
Corning's revenue was $15.6B in fiscal 2025. By product or service in FY2025: Optical Communications (40%), Display Products (19%), Specialty Materials Products (14%) and Automotive Products (11%), as shares of total revenue. Total revenue was $15.6B. Source: 10-K for fiscal 2025, filed Feb 12, 2026.
What was Corning's revenue in fiscal 2025?
$15.6B of revenue for the fiscal year ended Dec 31, 2025, up 19.1% from $13.1B in fiscal 2024. Fiscal 2023 was $12.6B. Source: 10-K for fiscal 2025, filed Feb 12, 2026.
Is Corning profitable?
Corning reported net income of $1.6B for fiscal 2025, up 215.4% from $506M in fiscal 2024. That is a profit under US accounting rules (GAAP). In the quarter ended Jun 30, 2026, net income was $559M. The page's About these numbers section explains what is included. Source: 10-K for fiscal 2025, filed Feb 12, 2026.
What did Corning report in its latest quarterly filing?
Revenue was $4.5B in the quarter ended Jun 30, 2026, up 16.6% from $3.9B a year earlier. Net income was $559M, up 19.2% from $469M. Source: 10-Q for the quarter ended Jun 30, 2026, filed Jul 29, 2026.
How much cash and debt does Corning have?
Corning had $2.5B in cash and cash equivalents and $8.4B of total debt on Jun 30, 2026. Total debt here is debt due within one year plus long-term debt, at carrying value. Source: 10-Q filed Jul 29, 2026.
What are the main risks Corning faces?
Corning's own risk factors are in Item 1A of its 10-K for fiscal 2025, filed Feb 12, 2026. Risks that are common among companies in the electronic components industry include Competition; customer demand; security and privacy; supply and trade; intellectual property. The first: Technology markets move fast, and rivals large and small can change prices or products. Source: 10-K, Item 1A Risk Factors.
Where do these Corning numbers come from?
From Corning's own SEC filings: the 10-K for fiscal 2025 (filed Feb 12, 2026) and the 10-Q for the quarter ended Jun 30, 2026 (filed Jul 29, 2026), read through the SEC's public XBRL data. Each number on this page links to its filing. Methodology explains how fiscal years and missing numbers are handled.
Disclosures
- Editor holdings in GLW
- The editor holds no position in Corning (GLW). As of Oct 25, 2026.
- Trading rule
- The editor does not buy or sell GLW from 3 days before to 3 days after this page is published or substantively updated.
- Compensation
- Nobody paid for this page. No affiliate links on this page.
- Sources
- The company's SEC filings, linked next to each number or, for charts, in the source line under them.
- Last updated
- Oct 28, 2026
General education, the same for every reader. Not a recommendation to buy, sell or hold GLW, and it doesn't consider your situation.
Compare with peers
| Company | Fiscal year | Revenue | Revenue growth | Net income |
|---|---|---|---|---|
| CorningGLW | FY2025 | $15.6B | +19.1% | $1.6B |
| AmphenolAPH | FY2025 | $23.1B | +51.7% | $4.3B |
| NvidiaNVDA | FY2026 | $215.9B | +65.5% | $120.1B |
Each row is that company’s latest fiscal year from its own 10-K, using its own revenue and net income lines. Fiscal years end in different months, and line definitions differ (banks, insurers and oil companies count revenue differently), so this is a rough side-by-side, not a like-for-like comparison.
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New to filings? Learn has plain-English explainers and Tools has calculators. Methodology & Disclosures covers where every number comes from.