In Q4'26, R&D Expenses stood at $47.26M while SG&A Expenses reached $74.39M, representing the latest data points in the operating expenses breakdown. From Q1'24 to Q4'26, R&D Expenses showed moderate volatility with an overall upward trend from $50.87M to a peak of $64.65M in Q1'26 before declining to $47.26M, whereas SG&A Expenses demonstrated consistent growth from $63.77M to $98.08M in Q4'25, followed by a slight pullback to $74.39M, with SG&A consistently representing the larger expense category throughout the period.