Quick Answer
Fortinet, Inc. reported R&D Expense of $815.50 million for fiscal year 2025.
Fortinet, Inc. R&D Expense — Annual History
| Fiscal Year | R&D Expense | YoY Change |
|---|---|---|
| 2025 | $815.50M | +13.8% |
| 2024 | $716.80M | +16.8% |
| 2023 | $613.80M | +19.8% |
| 2022 | $512.40M | +20.8% |
| 2021 | $424.20M | +24.3% |
| 2020 | $341.40M | +23.2% |
| 2019 | $277.10M | +13.3% |
| 2018 | $244.50M | +16.1% |
| 2017 | $210.60M | +15.0% |
| 2016 | $183.10M | +15.8% |
| 2015 | $158.13M | +28.7% |
| 2014 | $122.88M | +19.7% |
| 2013 | $102.66M | +26.6% |
| 2012 | $81.08M | +27.5% |
| 2011 | $63.58M | +27.7% |
| 2010 | $49.80M | — |
Quarterly R&D Expense
| Quarter Ending | R&D Expense | YoY | QoQ |
|---|---|---|---|
| September 30, 2025 | $202.40M | +8.1% | -3.4% |
| June 30, 2025 | $209.50M | +26.7% | +5.5% |
| March 31, 2025 | $198.60M | +14.8% | +6.0% |
| September 30, 2024 | $187.30M | +19.4% | +13.2% |
| June 30, 2024 | $165.40M | +7.9% | -4.4% |
| March 31, 2024 | $173.00M | +14.5% | +10.3% |
| September 30, 2023 | $156.90M | +16.8% | +2.3% |
| June 30, 2023 | $153.30M | +23.3% | +1.5% |
- Fortinet, Inc. showed an increase of +13.8% in R&D Expense compared to the prior fiscal year.
- Over the 2010–2025 period, Fortinet, Inc.’s r&d expense has grown by 1537.5% (from $49.80 million to $815.50 million).
- The most recent figure is from Fortinet, Inc.’s fiscal year 2025 report (Form 10-K), filed with the SEC on February 25, 2026.
- All figures are sourced from SEC EDGAR XBRL filings, last verified June 17, 2026.
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