Ultimate Guide to Risk Management in Trading: Stop-Loss Strategy & Position Sizing Explained Risk management is the most important skill in stock trading and investing. While many traders focus on chart patterns, indicators, and entry signals, the real secret to long-term profitability is mastering stop-loss strategy and position sizing . Without proper risk management, even the best trading strategy can fail and destroy trading capital. In this article, we explore how top professional traders determine stop-loss levels and how much of their total capital they risk per trade. These insights come from some of the most successful names in the trading world, offering valuable lessons for anyone serious about trading profitably. How Professional Traders Set Stop-Loss Levels Mark Minervini – Percentage-Based Stop-Loss Strategy Legendary stock trader Mark Minervini recommends placing stop-losses based on technical levels combined with acceptable risk . When a stock is extremely volatil...