
It's calculated by dividing the stock price by earnings per share. Earnings per share is a readily available number on most financial websites and the company's quarterly reporting documents. Let's look at Home Depot (NYSE:HD) as an example.
How to calculate stock price?
We can calculate the stock price by simply dividing the market cap by the number of shares outstanding. In other words, we can stay that the Stock Price is calculated as… Let’s now think about why we can calculate it this way.
How are NYSE stock prices set?
The way opening and closing prices are set at the NYSE is still based on factors of supply and demand that take place in a modern-day auction-style format. There are two types of orders that are accepted before the market officially opens: market on open (MOO) and limit on open (LOO) orders.
How do you value a stock or a company?
Another useful metric for valuing a stock or company is the price-to-book ratio. Price is the company's stock price and book refers to the company's book value per share. A company's book value is equal to its assets minus its liabilities (asset and liability numbers are found on companies' balance sheets).
What is the NYSE Composite Index?
The NYSE Composite Index is an index that tracks all stocks traded on the New York Stock Exchange. The index lists over 2,000 stocks, which comprises US companies and foreign companies that are listed on the NYSE. The NYSE Composite Index is calculated based on the total return and price return of stocks.

How are stock prices determined?
In order to understand how stock prices are determined, it's important to first know how the capital markets work. Within the capital markets, buyers and sellers collectively help determine the stock price. There are many factors and theories on why stock prices fluctuate, but two theories are the most cited. The Efficient Market Hypothesis says that a stock price reflects a company's true value at any given time. The Intrinsic Value Theory states that companies may trade for more or less than they are worth.
Where do stock price fluctuations occur?
Stock price fluctuations happen in the secondary market as stock market participants make decisions to buy or sell. The decision to buy, sell, or hold is based on whether an investor or investment professional believes that the stock is undervalued, overvalued, or correctly valued.
Why do stock prices fluctuate?
The Efficient Market Hypothesis says that a stock price reflects a company's true value at any given time. The Intrinsic Value Theory states that companies may trade for more or less than they are worth.
What happens to a stock when its value rises?
As the company's value rises, the stock's price does, too, though there are other factors to consider.
How do capital markets work?
First, capital markets establish the primary market by connecting savers of capital with those who want to raise capital. In other words, a business owner who wants to start or grow a business can use the capital markets to connect with investors who have money to spare. 1
What is capital market?
Capital markets create the opportunity for institutions and individuals to invest on someone's behalf —for a fee. This investing is sometimes done through a broker-dealer.
How do stock prices work?
It starts with the initial public offering (IPO). Companies work with investment bankers to set a primary market price when a company goes public. That price is set based on valuation and demand from institutional investors.
What determines stock price
Now let's get to the weighing machine part. Over the long term, stock prices are determined by the earnings power of the business. Remember, a stock is a share of an actual business. The better the business does, the better the stock will do.
How market cap comes into play
The market cap of a stock is equal to the total shares times the share price. It's the price it would take to buy all of a company's outstanding shares. Many stocks issue more shares to fund the business, so it is important to base valuation on the market cap and not just the stock price.
Example of a share price valuation
We don't have the space here to do a full-blown discounted cash flow analysis as Buffet would like, but we can use a shortcut. The price-earnings ratio (P/E) shows the price of the stock relative to earnings. It's calculated by dividing the stock price by earnings per share.
Conclusion
In the short term, the price of a stock is vulnerable to the emotional whims of the crowd. But, in the long term, smart investors can pinpoint where the emotions of the crowd set up opportunity. Focus on the long term in your investing, and don't let other people's emotions affect your investment decisions.
When was the NYSE Composite Index created?
The NYSE Composite Index was established in 1966, with a base of 50 points, which was equal to the December 1965 close. It was created to reflect the value of all stocks trading in the New York Stock Exchange, instead of a few best-performing stocks, as is the case with the Dow Jones Industrial Average. Dow Jones Industrial Average (DJIA) ...
How does market capitalization work?
Market capitalization works by multiplying the outstanding number of shares that a company owns by the market price per share. For example, a company with 20 million outstanding shares and a current market price of $100 per share shows a market capitalization of $2 billion.
What is a capitalization weighted index?
In a capitalization-weighted index, companies with larger market capitalization exert a greater impact on the index value. NASDAQ Composite The NASDAQ Composite is an index of more than 3,000 common equities listed on the NASDAQ stock market. The index is one of the most followed indices in the.
What is Dow Jones Industrial Average?
Dow Jones Industrial Average (DJIA) The Dow Jones Industrial Average (DJIA), also referred to as "Dow Jones” or "the Dow", is one of the most widely-recognized stock market indices. , which lists the best 330 stocks. In 2003, the index was reintroduced with a new methodology that is applied across other popular U.S. indexes.
What is the market cap of a mid cap company?
Companies in the low-tier of market capitalization are small-cap companies with a market cap of $300 million to $2 billion. Mic-caps are usually a few years old or are serving new industries.
