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 37.5%, Sample 8, Median -5.39%, Excess -2.47%, Beat mkt rate 37.5%
60-day: Win 25%, Sample 8, Median -12.21%, Excess -15.79%, Beat mkt rate 0%
120-day: Win 25%, Sample 8, Median -14.27%, Excess -18.87%, Beat mkt rate 12.5%
120 days after: historical avg -9.7%
Over 8 occurrences, 120-day forward avg declined 9.7%, lagged the market by 18.87 pts; win rate 25%.