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 66.7%, Sample 15, Median +6.3%, Excess +1.3%, Beat mkt rate 60.0%
60-day: Win 66.7%, Sample 15, Median +11.3%, Excess +3.5%, Beat mkt rate 60.0%
120-day: Win 53.8%, Sample 13, Median +3.9%, Excess -1.0%, Beat mkt rate 23.1%
120 days after: historical avg +3.9%
Over 13 occurrences, 120-day forward avg gained 3.9%, lagged the market by 1.0 pts; win rate 53.8%.