Professional-grade calculators built for traders who demand accuracy. No signup. No fees. Just results.
Each tool is designed for speed, accuracy, and ease of use.
Calculate your average cost per share across multiple purchases. Essential for tracking cost basis when averaging down or dollar-cost averaging into positions.
Open CalculatorCalculate your gains and losses on stock trades. See profit, return percentage, and break-even price instantly.
Open CalculatorCalculate dividend yield and income from your investments. See annual and monthly passive income projections.
Open CalculatorCalculate returns from dollar cost averaging with regular investments. Project growth, total shares, and average cost basis.
Open CalculatorCalculate optimal position size based on your risk tolerance. Manage risk per trade with proper position sizing.
Open CalculatorCalculate optimal bet sizing using the Kelly Criterion formula. Maximize long-term growth with mathematically optimal allocation.
Open CalculatorCalculate stop loss and take profit levels. See risk/reward ratios and potential profit or loss for your trades.
Open CalculatorCalculate option prices using Black-Scholes model. Get call/put values and Greeks (Delta, Gamma, Theta, Vega).
Open CalculatorProject how your investments will grow with compound interest. Calculate future portfolio value with regular contributions.
Open CalculatorCalculate how much you need to save monthly to reach your retirement goal. Plan your path to financial independence.
Open CalculatorCalculate how long your retirement savings will last. Use the 4% rule and safe withdrawal rates to plan your retirement.
Open CalculatorCalculate how many shares to buy to reach your target average price. Perfect for averaging down strategies and cost basis planning.
Open CalculatorCalculate how many shares to buy to maintain your target portfolio value when prices drop. Value averaging strategy calculator.
Open CalculatorSimulate automatic portfolio rebalancing to maintain your target dollar value. Buy low, sell high automatically.
Open CalculatorCalculate your after-tax profit including federal and state capital gains taxes. Compare short-term vs long-term rates.
Open CalculatorTake your trading to the next level with StockOrb's intelligent analysis.