52-week adjusted-price high
ActiveAdjusted close first reaches a 252-trading-day high; repeated hits within 20 days count once.
Average forward return after 52-week adjusted-price high
20-day: Win 55.6%, Sample 9, Median +0.51%, Excess +5.96%, Beat mkt rate 55.6%
60-day: Win 37.5%, Sample 8, Median -12%, Excess +0.28%, Beat mkt rate 37.5%
120-day: Win 50%, Sample 8, Median -0.89%, Excess -1.85%, Beat mkt rate 25%
120 days after: historical avg +0.54%
Over 8 occurrences, 120-day forward avg gained 0.54%, lagged the market by 1.85 pts; win rate 50%.