Stock Market Calculators
Last updated: October 2026
CAGR Calculator
Find the compound annual growth rate (CAGR): the steady yearly rate that turns a starting value into an ending value over a number of years.
Price-to-Earnings Ratio Calculator
Calculate a stock's price-to-earnings (P/E) ratio from its share price and earnings per share, and see what the multiple means.
Beta Coefficient Calculator
Calculate a stock's beta from matching lists of its periodic returns and the market's returns, using the standard covariance-over-variance (regression slope) method.
Dividend Yield Calculator
Find a stock's dividend yield from its share price and annual dividend, or the yearly and monthly dividend income a number of shares pays.
Beta Risk Calculator
Estimate a stock's beta from its correlation with the market and its relative volatility, or enter a beta directly, and get the CAPM expected return.
RSI Calculator
Compute the Relative Strength Index (RSI) from average gains and losses over a chosen period.
Stock Profit/Loss Calculator
Work out the profit or loss on a stock trade from the buy price, sell price, number of shares and any commissions or fees.