As of Q4'25, Bank of America's gross margin remains at 100%, with an operating margin of 33.9% and a net profit margin of 26.96%. These figures indicate stable profitability at the gross level, while operating and net margins have shown some fluctuations over the reported quarters. From Q1'23 to Q4'25, the gross margin has consistently held at 100%, reflecting strong cost control at the top line. The operating margin experienced a notable dip to 19.25% in Q4'23 but recovered to the mid-30% range in subsequent quarters. Net profit margin also declined sharply in Q4'23 to 12.9%, before rebounding and stabilizing around 25-26% through 2024 and 2025, suggesting improved operational efficiency and profitability after the temporary decline.