In Q1'26, Bank of America (BAC)'s Gross Margin stood at 95.6%, reflecting a slight decline from the consistent 100% levels observed in prior quarters. Operating Margin was 34.4%, down from a peak of 44.1% in Q4'25 but remaining within the typical range of 19-38% seen historically. Net Profit Margin reached 28.4%, showing a modest recovery from 23.1% in Q4'25 and aligning closely with the 25-29% band prevalent in recent periods. Over the timeframe from Q2'23 to Q1'26, Gross Margin exhibited remarkable stability at 100% until a minor dip in the latest quarter, indicating robust cost controls in core operations. Operating Margin displayed volatility, with a notable low of 19.3% in Q4'23 followed by gradual improvement to highs around 44% by late 2025, though it moderated in Q1'26, suggesting sensitivity to economic cycles or one-time factors. Net Profit Margin followed a similar fluctuating yet upward-trending pattern overall, rebounding from a Q4'23 trough of 12.9% to stabilize near 28% in recent quarters, underscoring resilient profitability amid banking sector pressures.