In Q4'25, Unity's total operating expenses reached $480.4M USD, with R&D expenses at $249.7M USD and SG&A expenses at $230.6M USD, marking a modest quarterly increase from Q3'25's $476.1M USD total. Over the period from Q1'23 to Q4'25, R&D expenses exhibited volatility, peaking at $282.7M USD in Q1'24 before stabilizing around $215M-$250M USD in recent quarters, while SG&A expenses showed a sharp rise to $408.2M USD in Q1'24 followed by a sustained decline to levels near $230M USD, resulting in overall operating expenses fluctuating between $448M USD and $690.9M USD with a general downward trend post-2024 peak.