Quick Answer
Duolingo, Inc. reported R&D Expense of $306.32 million for fiscal year 2025.
Duolingo, Inc. R&D Expense — Annual History
| Fiscal Year | R&D Expense | YoY Change |
|---|---|---|
| 2025 | $306.32M | +30.2% |
| 2024 | $235.30M | +21.1% |
| 2023 | $194.35M | +29.2% |
| 2022 | $150.44M | +44.9% |
| 2021 | $103.83M | +95.8% |
| 2020 | $53.02M | — |
Quarterly R&D Expense
| Quarter Ending | R&D Expense | YoY | QoQ |
|---|---|---|---|
| September 30, 2025 | $82.71M | +31.5% | +12.3% |
| June 30, 2025 | $73.67M | +33.6% | +4.7% |
| March 31, 2025 | $70.39M | +38.4% | +11.9% |
| September 30, 2024 | $62.88M | +25.0% | +14.0% |
| June 30, 2024 | $55.15M | +15.0% | +8.4% |
| March 31, 2024 | $50.88M | +11.0% | +1.1% |
| September 30, 2023 | $50.30M | +19.8% | +4.9% |
| June 30, 2023 | $47.95M | +40.1% | +4.6% |
- Duolingo, Inc. showed an increase of +30.2% in R&D Expense compared to the prior fiscal year.
- Over the 2020–2025 period, Duolingo, Inc.’s r&d expense has grown by 477.7% (from $53.02 million to $306.32 million).
- The most recent figure is from Duolingo, Inc.’s fiscal year 2025 report (Form 10-K), filed with the SEC on February 27, 2026.
- All figures are sourced from SEC EDGAR XBRL filings, last verified June 17, 2026.
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