The latest data point for KLAC's Revenue Surprise % in Q2'26 stands at 1.47%, indicating a modest positive surprise relative to analyst expectations, while the accompanying Revenue Growth (YoY) measures 7.16%, reflecting continued but decelerating year-over-year expansion in revenue. Over the period from Q3'23 to Q2'26, Revenue Surprise % has exhibited volatility, peaking at 4.41% in Q2'25 before declining to the current level, with an overall average surprise of around 2.3% that underscores generally favorable but inconsistent outperformance. In contrast, Revenue Growth (YoY) transitioned from negative territory in early quarters (reaching a low of -16.66% in Q2'24) to robust gains exceeding 29.80% in Q3'25, before tapering to 7.16% in Q2'26, highlighting a recovery trend driven by sector tailwinds in semiconductors, though recent moderation suggests potential headwinds ahead.