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 36.4%, Sample 11, Median -1.2%, Excess -3.1%, Beat mkt rate 36.4%
60-day: Win 27.3%, Sample 11, Median -7.4%, Excess -12.8%, Beat mkt rate 9.1%
120-day: Win 36.4%, Sample 11, Median -4.6%, Excess -16.9%, Beat mkt rate 9.1%
120 days after: historical avg -10.1%
Over 11 occurrences, 120-day forward avg declined 10.1%, lagged the market by 16.9 pts; win rate 36.4%.