The latest data point for Q4'25 shows Fortinet's (FTNT) Gross Margin at 79.6%, Operating Margin at 32.8%, and Net Profit Margin at 26.6%, reflecting a slight dip in gross profitability but sustained strength in operating and net margins compared to the prior quarter. Over the period from Q1'23 to Q4'25, Gross Margin has exhibited an overall upward trend, rising from 75.6% to a peak of 82.5% in Q3'24 before stabilizing around 80-81% in recent quarters, indicating improved cost efficiencies in core operations. Operating Margin has shown more pronounced growth, increasing from 21.7% to 34.6% by Q4'24 and maintaining above 28% thereafter, with notable accelerations in 2024 driven by operational leverage. Net Profit Margin has been the most volatile yet rewarding, surging from 19.6% to a high of 35.8% in Q3'24 before settling at 26.6%, underscoring effective expense management and profitability enhancements amid market expansions. This analysis highlights FTNT's robust margin expansion, particularly in net profitability, positioning the company favorably for sustained financial health in the cybersecurity sector.