Quick Answer
Five9, Inc. reported R&D Expense of $152.33 million for fiscal year 2025.
Five9, Inc. R&D Expense — Annual History
| Fiscal Year | R&D Expense | YoY Change |
|---|---|---|
| 2025 | $152.33M | -8.3% |
| 2024 | $166.20M | +6.1% |
| 2023 | $156.58M | +10.4% |
| 2022 | $141.79M | +32.6% |
| 2021 | $106.90M | +55.5% |
| 2020 | $68.75M | +52.1% |
| 2019 | $45.19M | +32.2% |
| 2018 | $34.17M | +26.0% |
| 2017 | $27.12M | +13.6% |
| 2016 | $23.88M | +5.4% |
| 2015 | $22.66M | +2.5% |
| 2014 | $22.11M | +26.1% |
| 2013 | $17.53M | +32.6% |
| 2012 | $13.22M | — |
Quarterly R&D Expense
| Quarter Ending | R&D Expense | YoY | QoQ |
|---|---|---|---|
| September 30, 2025 | $35.22M | -17.1% | -11.8% |
| June 30, 2025 | $39.91M | -2.0% | -2.9% |
| March 31, 2025 | $41.10M | -1.0% | -3.3% |
| September 30, 2024 | $42.48M | +5.2% | +4.3% |
| June 30, 2024 | $40.72M | +3.8% | -1.9% |
| March 31, 2024 | $41.52M | +8.9% | +2.8% |
| September 30, 2023 | $40.39M | +18.4% | +3.0% |
| June 30, 2023 | $39.21M | +12.1% | +2.9% |
- Five9, Inc. showed a decrease of -8.3% in R&D Expense compared to the prior fiscal year.
- Over the 2012–2025 period, Five9, Inc.’s r&d expense has grown by 1052.6% (from $13.22 million to $152.33 million).
- The most recent figure is from Five9, Inc.’s fiscal year 2025 report (Form 10-K), filed with the SEC on February 20, 2026.
- All figures are sourced from SEC EDGAR XBRL filings, last verified June 17, 2026.
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