CorningWBO:GLW +12.86%62 OCF Margin % is 8.74% as of Mar. 2026, which is 54% below its 10-year median of 18.86. GuruFocus rates WBO:GLW with a GF Score™ of 62/100 and a GF Value™ of €55.17 (Significantly Overvalued). The stock has 7 warning signs investors should review. Among 2,470 Hardware companies, Corning ranks better than 84.45% on this metric.
The historical rank and industry rank for Corning's OCF Margin % or its related term are showing as below:
WBO:GLW'
s OCF Margin % Range Over the Past 10 Years
Min: 14.78 Med: 18.86 Max: 27.02
Current: 17.78
During the past 13 years, the highest OCF Margin % of Corning was 27.02%. The lowest was 14.78%. And the median was 18.86%.
WBO:GLW's OCF Margin % is ranked better than 84.45% of 2470
companies
in the Hardware industry
Industry Median: 5.275
vs WBO:GLW: 17.78
Corning OCF Margin % Related Terms
Corning OCF Margin % Historical Data
* Premium members only.
The historical data trend for Corning's OCF Margin % can be seen below:
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
WBO:GLW vs APH, TEL, FLEX: OCF Margin % Comparison
For the Electronic Components subindustry, Corning's OCF Margin %, along with its competitors' market caps and OCF Margin % data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
Corning OCF Margin % vs Hardware Industry
For the Hardware industry and Technology sector, Corning's OCF Margin % distribution charts can be found below:
* The bar in red indicates where Corning's OCF Margin % falls into.
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
Corning (WBO:GLW) has a OCF Margin % of 8.74% as of Mar. 2026. OCF Margin is the ratio of Cash Flow from Operations to Total Revenue. View historical data on Corning and its competitors. This is 54% below median its historical median of 18.86. Over the past decade, Corning's OCF Margin % has ranged from 14.78 to 27.02. According to the industry distribution chart, Corning ranks #384 out of 2470 companies in the Hardware industry, placing it in the top 15.5%.
Is Corning's OCF Margin % too high?
Corning's current OCF Margin % of 8.74% is 54% below median its 10-year median of 18.86. Over the past 10 years, this metric has ranged from a low of 14.78 to a high of 27.02. The Hardware industry median OCF Margin % is 5.28. Corning's value of 8.74% is 65.7% above this industry median. Based on the distribution chart, Corning ranks #384 out of 2470 companies in the Hardware industry, which is in the top quartile — a strong position relative to peers. Overall, Corning has a GF Score™ of 62/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Corning's OCF Margin % compare to APH and TEL?
According to the Hardware industry distribution chart, Corning ranks #384 out of 2470 companies for OCF Margin %. This places Corning in the top 16% of its industry — outperforming the majority of peers. The industry median OCF Margin % is 5.28. Corning's value of 8.74% is 65.7% above this benchmark. Historically, Corning's own OCF Margin % has ranged from 14.78 to 27.02 over the past decade. While the company's 10-year median is 18.86 vs. the industry median of 5.28, Corning has consistently been above the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good OCF Margin % for a Hardware company?
The median OCF Margin % among Hardware companies is 5.28, based on 2,470 companies in the industry. Companies in the top quartile (top 25%) have a OCF Margin % significantly above this median, while those in the bottom quartile fall well below. However, OCF Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Corning's current OCF Margin % of 8.74% is 65.7% above the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high OCF Margin % mean?
A high OCF Margin % can signal that a stock is expensive relative to its fundamentals. OCF Margin is the ratio of Cash Flow from Operations to Total Revenue. View historical data on Corning and its competitors. For the Hardware industry, the median OCF Margin % is 5.28 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Corning's current OCF Margin % is 8.74%, which is 54% below median its own 10-year median of 18.86. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Corning stock overvalued right now?
Based on GuruFocus' analysis, Corning (WBO:GLW) is currently considered Significantly Overvalued. The stock's GF Value™ is €55.17, compared to a current price of €187.08 — trading 239.1% above its estimated fair value. The current OCF Margin % is 8.74%, which is 54% below median its 10-year median of 18.86 and 65.7% above the Hardware industry median of 5.28. Corning's overall GF Score™ is 62/100 with 7 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is OCF Margin % calculated?
OCF Margin % is calculated from a company's financial statements. For Corning (WBO:GLW), the current OCF Margin % is 8.74% as of Mar. 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Is Corning (WBO:GLW) Overvalued in 2026?
Based on GuruFocus' analysis, Corning stock appears to be overvalued.
The current stock price of €187.08 is trading 239.1% above its estimated GF Value™ of €55.17.
GuruFocus considers Corning to be Significantly Overvalued.
Key valuation signals for WBO:GLW:
OCF Margin %: 8.74% (54% below median its 10-year median of 18.86)
GF Value™: €55.17 vs. price of €187.08 (239.1% above fair value)
Industry Position: 65.7% above the Hardware median (#384 of 2470)
No single metric tells the full story. See the WBO:GLW stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Corning is a provider of glass, ceramics, and optical fiber across six distinct end markets. Corning's largest segments by revenue are display glass for TVs and optical fiber for telecom networks and data centers. It also provides cover glass for smartphones as well as filters and substrates and glass for cars, produces pharmaceutical glass, and produces polysilicon for solar panels. Corning is a US producer and is vertically integrated across its products and markets.
62GF Score
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