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 60%, Sample 25, Median +0.15%, Excess -0.63%, Beat mkt rate 44%
60-day: Win 64%, Sample 25, Median +3.77%, Excess -1.46%, Beat mkt rate 52%
120-day: Win 37.5%, Sample 24, Median -1.97%, Excess -6.14%, Beat mkt rate 37.5%
120 days after: historical avg -2.3%
Over 24 occurrences, 120-day forward avg declined 2.3%, lagged the market by 6.14 pts; win rate 37.5%.