ASML's operating income for Q1'26 reached $3.16B USD, marking a 15.3% year-over-year increase from the prior year and reflecting a sequential decline of 8% from Q4'25's $3.43B USD peak. This latest figure positions the company at a robust level within its recent quarterly performance. Over the period from Q2'23 to Q1'26, ASML's operating income exhibited volatility with an overall upward trajectory, starting at $2.26B USD and peaking at $3.43B USD in Q4'24 before stabilizing around $3B USD in the latest quarters. Notable declines occurred in Q1'24 (-37% YoY) and Q2'24 (-19% YoY), likely due to market challenges, followed by strong recoveries with double-digit YoY growth in Q1'25 (97%) and Q4'24 (40%), indicating resilient demand in the semiconductor sector despite periodic fluctuations. The bar chart highlights these swings, while the overlaid YoY line underscores improving growth momentum in recent periods.