Market Capitalization

What is Market Capitalization?

Market capitalization, also known as market cap, is a measure used to represent the total value of a publicly traded company. Market cap is an important metric for investors to consider when making investment decisions as it helps them understand the size and worth of a company in the stock market. A higher market cap generally indicates a larger, more established company, while a lower market cap suggests smaller companies with potential for growth. Market capitalization is an important factor in determining the size and relative value of a publicly traded company, and is used by investors to gauge a company’s market position and growth potential. 

Companies are often categorized based on their market capitalization into different categories:

  1. Large-cap: These are companies with a market capitalization typically exceeding $10 billion. They are generally well-established and have a strong market presence.
  2. Mid-cap: These companies have a market capitalization ranging from $2 billion to $10 billion. They are considered to be in a stage of growth and expansion.
  3. Small-cap: These companies have a market capitalization ranging from $300 million to $2 billion. They are typically younger and have the potential for rapid growth.
  4. Micro-cap: These companies have a market capitalization below $300 million. They are often in the early stages of development and can be more volatile and risky.

Large-cap companies are typically more stable and less volatile, making them suitable for conservative investors. Mid-cap companies are often seen as a balance between growth potential and stability. Small-cap and micro-cap companies have a higher growth potential but also come with higher risks.

Understanding market capitalization can help investors diversify their portfolios and make informed investment decisions based on their risk tolerance and investment goals.

How is Market Cap Calculated?

The market capitalization (market cap) of a company is calculated by multiplying its current stock price by the total number of outstanding shares. As an example, let’s consider a fictitious company listed on NASDAQ called XYZ Corp. Suppose the current stock price of XYZ Corp is $100 per share, and the total number of outstanding shares is 1 million. The market cap of XYZ Corp would then be $100 million. The formula to calculate market cap is as follows:

Market Cap = Current Stock Price * Total Outstanding Shares.

Related Topics | Keep learning more with Eurotrader

Check out our resources below for more information on the stock market sectors and much more on the basics of trading!

What is stock?

What is the Relationship between Stock Splits and Market Cap?

Stock splits and market capitalization are closely linked in the world of finance. When a company decides to execute a stock split, it divides its existing shares into multiple shares. The purpose of a stock split is to increase the liquidity and affordability of the company’s stock. Although a stock split does not directly impact the market capitalization, it does affect the share price and the number of shares outstanding.

Typically, after a stock split, the share price decreases proportionally while the number of shares outstanding increases. Market capitalization, which is calculated by multiplying the share price by the number of shares outstanding, remains unchanged. However, the perception of affordability and liquidity can lead to increased demand for the stock, potentially driving up the market capitalization in the process. In other words, stock splits can indirectly influence market capitalization by attracting more investors and increasing the overall value of the company.


Eurotrader doesn’t represent that the material provided here is accurate, current, or complete, and therefore shouldn’t be relied upon as such. The information provided here, whether from a third party or not, isn’t to be considered as a recommendation; or an offer to buy or sell; or the solicitation of an offer to buy or sell any security, financial product, or instrument; or to participate in any particular trading strategy. We advise any readers of this content to seek their advice.

Need Help? Visit our Help Section
We are rated 4.6 out 5