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 64.0%, Sample 25, Median +1.7%, Excess +0.7%, Beat mkt rate 52.0%
60-day: Win 72.0%, Sample 25, Median +3.3%, Excess +0.1%, Beat mkt rate 56.0%
120-day: Win 82.6%, Sample 23, Median +5.7%, Excess -1.4%, Beat mkt rate 30.4%
120 days after: historical avg +4.1%
Over 23 occurrences, 120-day forward avg gained 4.1%, lagged the market by 1.4 pts; win rate 82.6%.