The market measure segment analyzed stop-loss strategies for spread trades, examining data from SPY options over 10 years. Research showed trades without stop losses had the highest average P&L and win rates compared to various stop-loss thresholds. For traders needing protection, the 50-70% range offered the best balance between risk mitigation and profitability.

Rather than exiting positions completely, selling the untested side during adverse moves can reduce delta exposure by 30-50%, keeping traders in the game while managing risk.