In Q1'26, Apple's operating expenses reached a total of 18.4B USD, with R&D expenses at 10.9B USD marking a significant 23% increase from Q4'25, while SG&A expenses rose to 7.5B USD, up 6% over the same period. This latest data point reflects heightened investment in research and development amid ongoing innovation efforts. Over the period from Q2'23 to Q1'26, total operating expenses exhibited a steady upward trend, growing from 13.7B USD to 18.4B USD, driven primarily by consistent R&D expansion from 7.5B USD to 10.9B USD, with notable accelerations in Q1'25 and Q1'26. SG&A expenses showed more moderate fluctuations, ranging between 6.0B USD and 7.5B USD, with minor dips in Q3'24 and Q3'25 before recovering. The stacked bar chart highlights R&D as the dominant component, comprising over 50% of total expenses in recent quarters, underscoring Apple's focus on long-term technological growth despite periodic volatility in administrative costs.