In Q4'25, Eaton Corporation's (ETN) operating cash flow reached $1.965B USD, marking a significant quarterly increase from $1.351B in Q3'25 and the highest point in the observed period. Free cash flow also peaked at $1.6B USD, up from $1.173B in the prior quarter, reflecting robust cash generation at year-end. Over the period from Q1'23 to Q4'25, both operating and free cash flows exhibited a strong upward trend, with operating cash flow growing from $335M to $1.965B and free cash flow from $212M to $1.6B, despite seasonal dips in Q1 each year (e.g., $238M operating in Q1'25). Notable patterns include consistent acceleration in the latter half of each fiscal year, with Q4 consistently delivering the strongest performance, underscoring ETN's improving operational efficiency and capital management in this bar chart analysis.