What is Quest Diagnostics's market cap?

As of April 2023 Quest Diagnostics has a market cap of $16.27 Billion . This makes Quest Diagnostics the world's 1029th most valuable company by market cap according to our data.

How is market cap calculated?

Market cap is calculated by multiplying the number of stock shares outstanding by the current share price. Shares outstanding includes all shares — those available to the public as well as restricted shares available to and held by specific groups. NerdWallet's ratings are determined by our editorial team.

What is a fully diluted market cap?

Fully-diluted market cap, however, can be an important part of fundamental analysis. Again, market cap on a stock is calculated by using shares outstanding. But there may be ownership interests that don’t yet count as outstanding shares. Those interests may become outstanding shares at some point in the future, adding to outstanding shares.

How is a company's market cap established?

A company's market cap is first established via an initial public offering (IPO). Before an IPO, the company that wishes to go public enlists an investment bank to employ valuation techniques to derive a company's value and to determine how many shares will be offered to the public and at what price.