Volatility-based position sizing
Volatility-based position sizing is a method that adjusts the size of trades based on the current volatility of the market or specific asset. This approach aims to maintain consistent risk exposure across different market conditions. Here's an explanation with examples: ## Basic Concept The core idea is to take larger positions when volatility is low and smaller positions when volatility is high. This helps normalize the dollar risk across trades. ## Calculation Method A common formula for volatility-based position sizing is: Position Size = (Account Risk / Volatility Measure) Where: - Account Risk is the amount you're willing to risk per trade (e.g., 1% of account value) - Volatility Measure is typically the Average True Range (ATR) or a similar volatility indicator ## Examples ### Example 1: Stock Trading Let's say you have a 100,000 account and are willing to risk 1% per trade (1,000). Stock A: - Price: 50 - ATR (14-day): 2 - Position Size = 1,000 / 2 = 500 shares - Tot...