Market cap is the quickest measure of a public company’s size and is used to group stocks into indices and fund categories.
How to use the Market Capitalization Calculator
- Share price
- Shares outstanding
Results update as you type, and every field accepts the units shown in its menu.
How it works
Multiply the current share price by the total number of shares outstanding.
Inputs explained
| Field | What to enter |
|---|---|
| Share price | Amount in your currency |
| Shares outstanding | A number |
Example values
How the main result changes when Share price changes and everything else stays at the example values above:
| Share price | Market capitalization |
|---|---|
| 42.5 | 5,100,000,000 |
| 63.75 | 7,650,000,000 |
| 85 | 10,200,000,000 |
| 106.25 | 12,750,000,000 |
| 127.5 | 15,300,000,000 |
| 170 | 20,400,000,000 |
Formula
Market cap = share price × shares outstandingWorked example
Inputs — Share price: $85; Shares outstanding: 120,000,000.
Results — Market capitalization = $10,200,000,000.
Key terms
- Shares outstanding
- All shares held by investors, including insiders.
Frequently asked questions
Is market cap the same as company value?
Not exactly; enterprise value also adds debt and subtracts cash.
Where do I find shares outstanding?
In the company’s latest financial filings.
What formula does the Market Capitalization Calculator use?
Market cap = share price × shares outstanding.