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Growth Metrics

Fortinet (FTNT) Operating Expenses (2016 - 2025)

Fortinet has reported Operating Expenses over the past 16 years, most recently at $890.2 million for Q4 2025.

  • Quarterly results put Operating Expenses at $890.2 million for Q4 2025, up 15.39% from a year ago — trailing twelve months through Dec 2025 was $3.4 billion (up 13.06% YoY), and the annual figure for FY2025 was $3.4 billion, up 13.06%.
  • Operating Expenses for Q4 2025 was $890.2 million at Fortinet, up from $845.9 million in the prior quarter.
  • Over the last five years, Operating Expenses for FTNT hit a ceiling of $890.2 million in Q4 2025 and a floor of $432.1 million in Q1 2021.
  • Median Operating Expenses over the past 5 years was $713.8 million (2023), compared with a mean of $673.9 million.
  • Biggest five-year swings in Operating Expenses: skyrocketed 30.03% in 2021 and later increased 0.57% in 2024.
  • Fortinet's Operating Expenses stood at $520.4 million in 2021, then grew by 20.66% to $627.9 million in 2022, then grew by 13.68% to $713.8 million in 2023, then increased by 8.08% to $771.5 million in 2024, then increased by 15.39% to $890.2 million in 2025.
  • The last three reported values for Operating Expenses were $890.2 million (Q4 2025), $845.9 million (Q3 2025), and $857.1 million (Q2 2025) per Business Quant data.