Corning Incorporated
- Open
- 152.12
- Day high
- 158.38
- Day low
- 146.94
- Prev close
- 158.46
- Volume
- 13.1M
- Mkt cap
- $133.0B
- P/E (TTM)
- 73.3
- EPS (TTM)
- $2.11
- P/B
- 11.3
- P/S
- 8.2
- Yield
- 0.36%
- Per share
- $0.56
- ▼Insiders net selling -$54.1M over the last 3 months (0 open-market buys, 12 sales)
- 🏛Institutions mixed (13F)
Corning Incorporated (GLW) is a Technology company listed on NYSE. The stock is up 186% over the past year. Over the trailing 3 months, insiders filed 0 open-market buys and 12 sales (SEC Form 4). Drillr has 2 published research articles covering GLW.
Corning Incorporated (GLW) financials & analyst ratings
Fundamentals (TTM)
Analyst consensus · 10 analysts
Source: exchange market data + company filings. Figures are trailing-twelve-month or as most recently reported. For informational purposes only — not investment advice.
GLW earnings date, history & EPS estimates
| Report date | EPS est | EPS actual | Surprise | Revenue | Rev. surprise |
|---|---|---|---|---|---|
| Apr 28, 2026 | $0.69 | $0.70 | +1.2% | $4.3B | +1.1% |
| Jan 28, 2026 | $0.71 | $0.72 | +1.8% | $4.2B | -3.4% |
| Oct 28, 2025 | $0.67 | $0.67 | +0.8% | $4.1B | -3.1% |
| Jul 29, 2025 | $0.57 | $0.60 | +5.1% | $3.9B | +0.2% |
| Jan 29, 2025 | $0.56 | $0.57 | +1.8% | $3.5B | -7.0% |
| Apr 30, 2024 | $0.35 | $0.38 | +8.0% | $3.0B | -4.6% |
| Jan 30, 2024 | $0.40 | $0.39 | -2.5% | $3.0B | -8.0% |
| Jul 25, 2023 | $0.46 | $0.45 | -2.2% | $3.2B | -6.8% |
| Jan 31, 2023 | $0.44 | $0.47 | +6.8% | $3.4B | -4.1% |
| Jul 26, 2022 | $0.56 | $0.57 | +1.8% | $3.6B | -4.3% |
| Jan 26, 2022 | $0.52 | $0.54 | +3.8% | $3.7B | +2.4% |
| Jul 27, 2021 | $0.51 | $0.53 | +3.9% | $3.5B | -3.7% |
GLW insider trading activity (SEC Form 4)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Jul 1, 2026 | Ferguson Roger W. Jr.director | Grant | 161 | — |
| Jul 1, 2026 | BURNS STEPHANIEdirector | Grant | 161 | — |
| Jul 1, 2026 | Martin Kevin Jdirector | Grant | 137 | — |
| Jul 1, 2026 | CUMMINGS ROBERT F JRdirector | Grant | 161 | — |
| Jun 23, 2026 | Gullo Michelle Lofficer: Senior Vice President & CHRO | Tax | 18,378 | $209.83 |
| Jun 9, 2026 | WEEKS WENDELL Pdirector, officer: Chairman, CEO and President | Sell | 100,000 | $186.46 |
| Jun 9, 2026 | WEEKS WENDELL Pdirector, officer: Chairman, CEO and President | Option | 100,000 | $27.03 |
| May 26, 2026 | Amin Jayminofficer: SVP and Chief Tech. Officer | Sell | 27,395 | $192.14 |
| May 26, 2026 | Amin Jayminofficer: SVP and Chief Tech. Officer | Option | 7,917 | $27.00 |
| May 18, 2026 | Nelson Avery H IIIofficer: Executive Vice President & COO | Sell | 20,000 | $195.93 |
| May 15, 2026 | Fang Liofficer: SVP, Corning Intl & NBD, Solar | Option | 8,725 | $19.65 |
| May 14, 2026 | Verkleeren Ronald Lofficer: SVP Emerging Innovations Group | Sell | 10,000 | $207.77 |
| May 12, 2026 | Seetharam Soumyaofficer: Senior Vice President & CDIO | Sell | 20,000 | $206.23 |
| May 12, 2026 | TILLMAN MICHAUNE Dofficer: SVP and General Counsel | Sell | 3,260 | $207.02 |
| May 12, 2026 | Zhang John Zofficer: Exec. Vice President & CCDO | Sell | 10,000 | $198.34 |
Source: GLW SEC Form 4 filings, latest Jul 1, 2026. For informational purposes only — not investment advice.
See the full GLW insider & 13F page →GLW research & analysis
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Corning Incorporated company profile
Overview
Corning Incorporated (NYSE:GLW) is a diversified technology company founded in 1851 and headquartered in Corning, New York. Originally established as Corning Glass Works, the company changed its name to Corning Incorporated in 1989. With over 170 years of history, Corning has evolved from a traditional glass manufacturer into a global leader in specialty glass, ceramics, and optical physics technologies. The company operates across multiple high-technology markets including telecommunications infrastructure, consumer electronics displays, automotive emissions control, life sciences laboratory equipment, and advanced materials for various industrial applications.
Business
Corning operates through five primary business segments that leverage the company's core expertise in materials science and optical physics. The Display Technologies segment represents approximately 30% of revenue and manufactures ultra-thin glass substrates used in liquid crystal displays (LCDs) and organic light-emitting diode (OLED) screens. These glass substrates serve as the foundation layer for television screens, computer monitors, tablets, and smartphone displays. The manufacturing process requires extreme precision to create glass that is both incredibly thin and optically perfect. The Optical Communications segment accounts for roughly 35% of revenue and produces optical fiber cables, connectivity hardware, and related equipment that form the backbone of internet and telecommunications infrastructure. Optical fiber uses light signals to transmit data at extremely high speeds over long distances with minimal signal loss. This segment has experienced significant growth due to increasing demand for high-speed internet, cloud computing, and artificial intelligence applications that require massive data transmission capabilities. Specialty Materials generates approximately 15% of revenue and creates advanced glass and ceramic materials for diverse applications including smartphone camera lenses, semiconductor manufacturing equipment, aerospace components, and protective glass for mobile devices. The Environmental Technologies segment, representing about 12% of revenue, manufactures ceramic substrates and filters used in automotive catalytic converters to reduce harmful emissions from gasoline and diesel engines. The Life Sciences segment contributes roughly 8% of revenue and produces laboratory consumables such as plastic vessels, glass labware, cell culture products, and scientific equipment used in pharmaceutical research, biotechnology, and academic laboratories. These products are essential for drug discovery, medical research, and diagnostic testing processes.
Revenue model
Corning generates revenue primarily through direct product sales to original equipment manufacturers (OEMs), telecommunications companies, automotive manufacturers, and scientific institutions. The company's business model relies on selling high-value, specialized materials and components that are critical to its customers' end products, allowing Corning to command premium pricing due to the technical complexity and quality requirements of its offerings. In Display Technologies, Corning sells glass substrates to panel manufacturers like Samsung, LG Display, and BOE, who then integrate these substrates into finished display panels. Revenue is driven by the number of displays produced globally and the trend toward larger screen sizes, which require more glass per unit. The Optical Communications segment sells fiber optic cables and connectivity equipment to telecommunications carriers, internet service providers, and data center operators. Revenue growth is fueled by expanding broadband infrastructure, 5G network deployments, and the massive connectivity requirements of artificial intelligence and cloud computing applications. Corning's margins are influenced by several key factors. Raw material costs, particularly energy and specialty chemicals, can impact profitability when prices fluctuate. Currency exchange rates significantly affect margins since Corning has substantial manufacturing operations in Asia while reporting in US dollars. The company faces pricing pressure during economic downturns when customers reduce capital expenditures, but benefits from its technological leadership and patent portfolio which provide some protection against commoditization. Manufacturing scale and capacity utilization are critical margin drivers, as Corning's specialized production facilities require substantial fixed costs that are best absorbed across high production volumes.
Competitive moat
Corning's competitive moat stems from its deep expertise in materials science and optical physics, accumulated over more than a century of research and development. The company holds thousands of patents covering glass formulations, manufacturing processes, and optical technologies that are difficult for competitors to replicate. This intellectual property portfolio, combined with proprietary manufacturing techniques, creates significant barriers to entry in most of Corning's markets. The company's moat is particularly strong in Display Technologies, where Corning's Gorilla Glass and precision glass substrates have become industry standards. The technical requirements for producing ultra-thin, optically perfect glass at scale create substantial switching costs for panel manufacturers who would need to redesign their production processes to accommodate alternative suppliers. In Optical Communications, Corning's fiber technology offers superior performance characteristics and the company benefits from long-term customer relationships with major telecommunications providers. However, Corning's moat faces several challenges. The company operates in cyclical technology markets where customer demand can fluctuate significantly based on economic conditions and technology adoption cycles. In some segments, particularly Environmental Technologies, Corning faces competition from lower-cost manufacturers, especially in Asia. The Display Technologies business is vulnerable to shifts in consumer preferences and the maturation of certain device categories. Additionally, some of Corning's key patents are aging, potentially reducing barriers to entry in certain product areas. While the company continues to innovate and develop new technologies, maintaining its competitive advantages requires substantial ongoing investment in research and development.
Risks & safety
Corning presents a moderate margin of safety profile with mixed financial health indicators. • **Liquidity and Solvency**: Current ratio of 1.69 indicates adequate short-term liquidity. Cash position of $1.4 billion provides reasonable financial flexibility. Debt-to-equity ratio of 0.76 represents moderate leverage that is manageable but not conservative. • **Profitability and Cash Generation**: Free cash flow turned negative at -$57 million in Q1 2025, raising near-term concerns. However, full-year 2024 free cash flow was positive $974 million, suggesting the quarterly weakness may be temporary. • **Valuation Metrics**: Trading at 62x P/E ratio based on Q1 2025 earnings, indicating expensive valuation. EV/EBITDA of 17.9x is elevated for a cyclical technology company. Price-to-book ratio of 3.7x suggests premium valuation relative to tangible assets. • **Other Considerations**: Cyclical nature of key end markets creates earnings volatility risk. Currency exposure, particularly to Japanese yen, adds financial complexity. Capital-intensive business model requires ongoing investment to maintain competitiveness.
Recent development
Over the past few years, Corning has executed its strategic "Springboard" plan aimed at adding $3-8 billion in incremental annualized sales by 2026-2028. The plan focuses on capturing growth opportunities in generative artificial intelligence infrastructure, automotive glass applications, and solar energy manufacturing. The company has made significant progress, adding $2.4 billion to its annualized sales run rate in 2024 alone. The most significant development has been Corning's positioning in the artificial intelligence boom. The company's Optical Communications segment has experienced explosive growth, with enterprise network sales increasing 93% year-over-year in Q4 2024, driven by demand for high-performance fiber optic solutions connecting AI data centers. Corning has developed specialized fiber technologies that reduce cable diameter while improving optical performance, creating customized connectivity solutions for major AI infrastructure providers. In automotive markets, Corning is expanding its glass solutions beyond traditional applications, expecting this business to nearly triple by 2026. The company is also exploring opportunities in solar energy manufacturing, with plans to potentially establish US-based production capabilities to serve growing domestic demand for solar panels. Additionally, Corning has secured major long-term contracts, including a multi-billion dollar agreement with AT&T and partnerships with Lumen Technologies for next-generation fiber networks. The company has also focused on operational improvements, targeting 20% operating margins by the end of 2026 while managing currency exposure through hedging strategies and implementing strategic price increases across its Display Technologies business to maintain profitability despite foreign exchange headwinds.
GLW company profile · for informational purposes only — not investment advice.
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