ON SemiconductorON -1.09%76 Market Cap is $45,000 Mil as of Jun. 24, 2026. GuruFocus rates ON with a GF Score™ of 76/100 and a GF Value™ of $60.50 (Significantly Overvalued). The stock has 7 warning signs investors should review. Among 1,034 Semiconductors companies, ON Semiconductor ranks better than 95.55% on this metric.
Market cap is the total market value to buy the whole company. It is equal to the share price times the number of Shares Outstanding (EOP). ON Semiconductor's share price for the quarter that ended in Mar. 2026 was $61.92. ON Semiconductor's Shares Outstanding (EOP) for the quarter that ended in Mar. 2026 was 392 Mil. Therefore, ON Semiconductor's market cap for the quarter that ended in Mar. 2026 was $24,265 Mil.
ON Semiconductor's quarterly market cap
increased
from Sep. 2025 ($19,986 Mil) to Dec. 2025 ($21,484 Mil) and
increased
from Dec. 2025 ($21,484 Mil) to Mar. 2026 ($24,265 Mil).
ON Semiconductor's annual market cap
declined
from Dec. 2023 ($35,616 Mil) to Dec. 2024 ($26,667 Mil) and
declined
from Dec. 2024 ($26,667 Mil) to Dec. 2025 ($21,484 Mil).
Enterprise Value is the theoretical takeover price. It is more comprehensive than market capitalization (market cap), which only includes common equity. Enterprise Value is calculated as the market cap plus debt and minority interest and preferred shares, minus total cash and cash equivalents. ON Semiconductor's Enterprise Value for Today is $45,638 Mil.
ON Semiconductor (NAS:ON) Market Cap Explanation
Market cap is not the real price you pay for a company. If you buy the company and become its owner, you become the owner of the cash the company has, and you also assume the companys debt. The real price you pay is the Enterprise Value.
Warren Buffett uses the ratio of total market cap of all public traded companies over GDP to measure if the market is expensive. As of April 2012, the US total market cap is about $14.7 trillion, while the US GDP is about $15 trillion. The market was modestly overvalued.
ON Semiconductor Market Cap Related Terms
ON Semiconductor Market Cap Historical Data
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The historical data trend for ON Semiconductor's Market Cap 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.
For the Semiconductors subindustry, ON Semiconductor's Market Cap, along with its competitors' market caps and Market Cap 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.
ON Semiconductor Market Cap vs Semiconductors Industry
For the Semiconductors industry and Technology sector, ON Semiconductor's Market Cap distribution charts can be found below:
* The bar in red indicates where ON Semiconductor's Market Cap falls into.
Market cap is the short version of market capitalization. It is the total market value to buy the whole company. It is equal to the share price times the number of shares outstanding.
ON Semiconductor's Market Cap for the fiscal year that ended in Dec. 2025 is calculated as
* 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.
ON Semiconductor (ON) has a Market Cap of $45,000 Mil as of Jun. 24, 2026. Market cap equals the total value of a company's shares: price times shares outstanding. View historical data on ON Semiconductor and its competitors. According to the industry distribution chart, ON Semiconductor ranks #46 out of 1034 companies in the Semiconductors industry, placing it in the top 4.4%.
Is ON Semiconductor's Market Cap too high?
ON Semiconductor's current Market Cap is $45,000 Mil. The Semiconductors industry median Market Cap is 562.45. ON Semiconductor's value of $45,000 Mil is 7900.8% above this industry median. Based on the distribution chart, ON Semiconductor ranks #46 out of 1034 companies in the Semiconductors industry, which is in the top quartile — a strong position relative to peers. Overall, ON Semiconductor has a GF Score™ of 76/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does ON Semiconductor's Market Cap compare to GFS and CRDO?
According to the Semiconductors industry distribution chart, ON Semiconductor ranks #46 out of 1034 companies for Market Cap. This places ON Semiconductor in the top 4% of its industry — outperforming the majority of peers. The industry median Market Cap is 562.45. ON Semiconductor's value of $45,000 Mil is 7900.8% above this benchmark. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Market Cap for a Semiconductors company?
The median Market Cap among Semiconductors companies is 562.45, based on 1,034 companies in the industry. Companies in the top quartile (top 25%) have a Market Cap significantly above this median, while those in the bottom quartile fall well below. However, Market Cap should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. ON Semiconductor's current Market Cap of $45,000 Mil is 7900.8% 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 Market Cap mean?
A high Market Cap can signal that a stock is expensive relative to its fundamentals. Market cap equals the total value of a company's shares: price times shares outstanding. View historical data on ON Semiconductor and its competitors. For the Semiconductors industry, the median Market Cap is 562.45 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. ON Semiconductor's current Market Cap is $45,000 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is ON Semiconductor stock overvalued right now?
Based on GuruFocus' analysis, ON Semiconductor (ON) is currently considered Significantly Overvalued. The stock's GF Value™ is $60.50, compared to a current price of $115.74 — trading 91.3% above its estimated fair value. The current Market Cap is $45,000 Mil and 7900.8% above the Semiconductors industry median of 562.45. ON Semiconductor's overall GF Score™ is 76/100 with 7 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Market Cap calculated?
Market Cap is calculated from a company's financial statements. For ON Semiconductor (ON), the current Market Cap is $45,000 Mil as of Jun. 24, 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 ON Semiconductor (ON) Overvalued in 2026?
Based on GuruFocus' analysis, ON Semiconductor stock appears to be overvalued.
The current stock price of $115.74 is trading 91.3% above its estimated GF Value™ of $60.50.
GuruFocus considers ON Semiconductor to be Significantly Overvalued.
Key valuation signals for ON:
Market Cap: $45,000 Mil
GF Value™: $60.50 vs. price of $115.74 (91.3% above fair value)
Industry Position: 7900.8% above the Semiconductors median (#46 of 1034)
No single metric tells the full story. See the ON stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Onsemi is a supplier of power semiconductors and sensors focused on the automotive and industrial markets. Onsemi is the second-largest power chipmaker in the world and the largest supplier of image sensors to the automotive market. While the firm used to be highly vertically integrated, it now pursues a hybrid manufacturing strategy for flexible capacity. Onsemi is pivoting to focus on emerging applications like electric vehicles, autonomous vehicles, industrial automation, and renewable energy.
76GF Score
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