ATCO-A.ST · PEAD ↓ 100

Print-day reaction was -5.5%, as the stock sold off sharply from the prior close of 185.55 to 175.30 on the earnings miss. The overnight gap to the next open extended the move a further -0.3%, with no after-hours stabilisation. Over the subsequent two trading days the price drifted an additional -1.0%, confirming sustained selling pressure rather than a snap-back. Cumulative abnormal return of -8.9% versus SPY.US places this firmly in PEAD short territory; per the documented pattern, the read holds through 2026-07-24.