PriceMomentum_V1503

# PriceMomentum_V1503  [hybrid]
if flat and ((ret_20d > 0.05 or ((close > sma_50 or breakout_20 > 0.0) and sma_50_slope > 0.0)) and vol_chg < 1.8 and cumret_252d > -0.15):
    position = 0.7
if long and (ret_20d < -0.02 or drawdown < -0.08 or (macd_hist < 0.0 and ret_5d < -0.02)):
    position = 0.0  # exit to cash
if regime.volatility == "HIGH_VOLATILITY": position *= 0.25
if regime.volatility == "MEDIUM_VOLATILITY": position *= 0.6
if regime.volatility == "LOW_VOLATILITY": position *= 1.0

A robust strategy performs acceptably in most years rather than spectacularly in one — look for consistency across regimes, not a single outlier year.