Stock Calculators

Enter paycheck contributions, the discount and lookback details to model shares bought, discount value, tax and returns under different sale scenarios.

Calculate your new average cost per share when buying additional shares at a lower price. Essential tool for managing bag holding positions with detailed breakdowns, interactive visualizations, and scenario analysis.

Calculate the beta coefficient of a stock from periodic returns, raw prices, or summary statistics. See alpha, R-squared, systematic vs unsystematic risk, and the CAPM expected return.

Enter buy and sell prices, share count, and commissions to see profit or loss, ROI, the break-even price, and annualized return.

Enter your shares, price, and a forward or reverse split ratio to see the new share count, adjusted price, position value, cost basis, and any fraction.