In Q1'26, ExxonMobil's (XOM) total operating expenses reached $2.684B USD, comprising $2.684B USD in SG&A expenses and no data for R&D expenses. This marks a slight increase from Q4'25's total of $3.571B USD, driven primarily by stable SG&A costs amid the absence of R&D spending. Over the period from Q2'23 to Q1'26, operating expenses exhibited volatility with an overall stable to slightly upward trend, totaling between $2.463B USD and $3.571B USD quarterly. SG&A expenses, the dominant component, fluctuated from a low of $2.296B USD in Q3'24 to a high of $3.032B USD in Q3'25, showing growth in later quarters, while R&D expenses remained minor and erratic, peaking at $543M USD in Q4'25 before dropping to zero in Q1'26. The stacked bar chart highlights SG&A's consistent 95-100% share, underscoring its role in driving expense patterns without significant R&D influence.