The latest data point for LRCX's P/B Ratio in Q3'26 stands at 23.73, reflecting a notable pullback from the recent peak of 30.55 in Q2'26, yet remaining well above the historical average for the period. Over the timeframe from Q4'23 to Q3'26, the P/B Ratio exhibits a volatile upward trend, starting at 10.59 and climbing to a high of 30.55 before the recent decline, with key inflection points including a surge from 9.82 in Q1'24 to 15.14 in Q3'24 and another acceleration from 9.61 in Q3'25 to 18.69 in Q1'26. This pattern suggests strong market optimism toward LRCX's valuation in the semiconductor sector, punctuated by intermittent corrections, as visualized in the area chart. Overall, the ratio has more than doubled from its starting point, indicating sustained growth potential despite fluctuations.