Duolingo, Inc. SEC filings DUOL
Duolingo, Inc. has 789 filings in SEC EDGAR's recent list, going back to Nov 13, 2012. Its latest annual report, Form ARS, was filed on Apr 17, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 4, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 3, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| S-8 | Employee stock plan registration | Feb 27, 2026 | — |
| S-8 | Employee stock plan registration | Feb 28, 2025 | — |
| S-8 | Employee stock plan registration | Feb 29, 2024 | — |
| S-8 | Employee stock plan registration | Mar 1, 2023 | — |
| S-8 | Employee stock plan registration | Mar 4, 2022 | — |
| 424B4 | Prospectus | Jul 28, 2021 | — |
| S-8 | Employee stock plan registration | Jul 28, 2021 | — |
| S-8 | Employee stock plan registration | Jul 28, 2021 | — |
| S-1/A | Amended registration statement | Jul 26, 2021 | — |
| S-1/A | Amended registration statement | Jul 19, 2021 | — |
| S-1 | Registration statement | Jun 28, 2021 | — |
Showing 11 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Services-Prepackaged Software (SIC 7372)
- Listed as
- DUOL (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Pittsburgh, PA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1562088
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.