Corning Inc (GLW) Stock Valuation — PE Analysis
Hardware, Equipment & Parts · NYSE
Current Price
$124.06
PE Ratio (TTM)
56.1x
Intrinsic Value
$167.89
+26.1% margin of safety
COMPETITIVE MOAT
↑Proprietary Glass Science Expertise
Corning possesses deep, proprietary knowledge in glass science and manufacturing. This allows for unique product development and high barriers to entry for competitors.
↑Long-Term Customer Relationships
Established relationships with major players in telecommunications and automotive industries create sticky demand. These partnerships often involve co-development and long-term supply agreements.
↑Scale and Manufacturing Prowess
Corning's extensive global manufacturing footprint and scale provide cost advantages. This allows them to meet high-volume demands efficiently and reliably.
INVESTMENT RISKS
↓Geopolitical and China Exposure
Significant exposure to the Chinese market presents geopolitical risks and potential trade policy impacts on operations and sales.
↓Technological Disruption in Display
Emerging display technologies could disrupt demand for Corning's traditional glass substrates, requiring continuous innovation and adaptation.
↓Capital Intensity and R&D Investment
Maintaining leadership requires substantial ongoing investment in R&D and capital-intensive manufacturing, posing financial strain if returns falter.
Base case
GLW base case PE valuation
A base case PE valuation for GLW estimates a fair value of about $167.89 per share, against a current price of $124.06. The model assumes 17.6% annual earnings growth, a 50x target PE multiple, and a 10% discount rate.
Intrinsic Value
$167.89
Margin of safety
+26.1%
Expected annual return
+6.2%
Base case assumptions: 17.6% annual earnings growth, 50x target PE, 10% discount rate, 5 year projection. Data as of 2026-07-29.
This base case uses default assumptions and is not financial advice. The fair value changes significantly when the target PE or earnings growth rate changes. Open the calculator to set your own assumptions and see the full sensitivity range.
Customize the GLW PE valuation
Adjust the target PE, earnings growth, and discount rate to see how the fair value and margin of safety for Corning Inc respond.
Open PE Calculator for GLWCompany Overview
Corning Incorporated operates in optical communications, display, specialty materials, automotive, and life sciences businesses in the United States, Canada, Mexico, Japan, Taiwan, China, South Korea, Germany, and internationally. The company provides optical fibers and cables; and hardware and equipment products, such as cable assemblies, fiber optic hardware and connectors, optical components and couplers, closures, network interface devices, and other accessories for the telecommunications industry, businesses, governments, and individuals. It also offers glass substrates for flat panel displays, including liquid crystal displays and organic light-emitting diodes that are used in televisions, notebook computers, desktop monitors, tablets, and handheld devices. In addition, it manufactures products that offer material formulations for glass, glass ceramics, crystals, precision metrology instruments, and software, as well as glass wafers and substrates, tinted sunglasses, and radiation shielding products for markets, such as mobile consumer electronics, semiconductor equipment optics and consumables, aerospace and defense optics, radiation shielding products, sunglasses, and telecommunications components. Further, the company provides ceramic substrates and filter products for emissions control in mobile, gasoline, and diesel applications, as well as technical glass and optic products and solutions for the interior and exterior of vehicles. Additionally, it offers laboratory products, including plastic vessels, liquid handling plastics, specialty surfaces, cell culture media, and serum, as well as general labware, and glassware and equipment under the Corning, Falcon, PYREX, and Axygen brands. It also offers polysilicon products and pharmaceutical glass tubing and vials. The company was formerly known as Corning Glass Works and changed its name to Corning Incorporated in April 1989. Corning Incorporated was founded in 1851 and is headquartered in Corning, New York.
Financial Metrics — GLW PE Stock Valuation Data
PE Ratio (TTM)
56.1x
PEG Ratio
0.42
Earnings Yield
1.78%
ROE (TTM)
15.9%
Revenue/Share (TTM)
$19.73
Dividend Yield
0.90%
Debt/Equity
0.67x
Frequently Asked Questions
What is the PE ratio of GLW?
The trailing twelve-month PE ratio of GLW reflects how much investors pay per dollar of Corning Inc's earnings. This metric is most useful when compared to Hardware, Equipment & Parts peers and the company's own historical range.
Is GLW overvalued based on PE ratio?
GLW's PE of 56.1x combined with a PEG ratio of 0.42 provides a growth-adjusted perspective. A PEG below 1.0 means the P/E is low relative to the earnings growth rate. Keep in mind that PE-based valuation works best for profitable, mature companies — for high-growth or cyclical Hardware, Equipment & Parts, a DCF analysis may be more appropriate.
How do I value GLW stock using PE ratio?
To value Corning Inc using PE: (1) Compare the current PE (56.1x) against the Hardware, Equipment & Parts median to assess relative pricing, (2) check the PEG ratio (0.42) to adjust for growth expectations, (3) review the 5-year PE range to identify where the stock sits historically, and (4) estimate fair value by multiplying a target PE by forward EPS estimates. This relative approach complements DCF's absolute valuation.
What is the PEG ratio of GLW?
GLW's PEG ratio is 0.42, calculated by dividing the PE ratio (56.1x) by the expected earnings growth rate. A PEG below 1.0 means the P/E is low relative to the expected earnings growth rate. Note that PEG accuracy depends on the reliability of growth estimates.
Should I use PE ratio or DCF for GLW stock valuation?
PE ratio gives a quick relative read — how GLW is priced versus Hardware, Equipment & Parts peers. DCF provides an absolute value based on projected free cash flows. For GLW, with a strong ROE of 15.9%, both methods are worth using — PE for a market-relative check, DCF to stress-test whether fundamentals justify the price. Each method has blind spots: PE ignores capital structure and cash flow quality, while DCF is sensitive to growth and discount rate assumptions.
Learn More
- See GLW DCF Valuation → — Intrinsic value via Discounted Cash Flow analysis
- PE Methodology — Step-by-step guide to PE ratio stock valuation
- DCF Methodology — Guide to discounted cash flow analysis
- PE Ratio — Understanding the price-to-earnings ratio
- Intrinsic Value — How to evaluate stock fair value
Related PE Valuations
All Technology valuationsP/E and DCF value GLW with different methods and assumptions, so the two conclusions can differ. Compare the DCF intrinsic value.
Price as of 2026-07-29. Financial data from Financial Modeling Prep (trailing twelve months) · Valuation methodology by Charlie Wang.
This is an estimate, not investment advice.