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 27.3%, Sample 11, Median -6.84%, Excess -4.28%, Beat mkt rate 27.3%
60-day: Win 27.3%, Sample 11, Median -5.54%, Excess -6.56%, Beat mkt rate 9.1%
120-day: Win 40%, Sample 10, Median -5.43%, Excess -11.11%, Beat mkt rate 20%
120 days after: historical avg -2.21%
Over 10 occurrences, 120-day forward avg declined 2.21%, lagged the market by 11.11 pts; win rate 40%.