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 |
|---|---|---|---|
| EFFECT | Filing | Jul 27, 2021 | — |
| CERT | Filing | Jul 27, 2021 | — |
| 8-A12B | Filing | Jul 23, 2021 | — |
| CORRESP | Letter to the SEC | Jul 23, 2021 | — |
| CORRESP | Letter to the SEC | Jul 23, 2021 | — |
| CORRESP | Letter to the SEC | Jul 19, 2021 | — |
| UPLOAD | Letter from the SEC | Jul 14, 2021 | — |
| CORRESP | Letter to the SEC | Jun 30, 2021 | — |
| CORRESP | Letter to the SEC | Jun 28, 2021 | — |
| UPLOAD | Letter from the SEC | Jun 24, 2021 | — |
| DRSLTR | Filing | Jun 7, 2021 | — |
| DRS/A | Filing | Jun 7, 2021 | — |
| UPLOAD | Letter from the SEC | May 27, 2021 | — |
| DRS | Filing | Apr 30, 2021 | — |
| D | Filing | Nov 19, 2020 | — |
| D | Filing | Apr 14, 2020 | — |
| D | Filing | Jan 7, 2020 | — |
| D | Filing | Sep 12, 2017 | — |
| D | Filing | Nov 13, 2012 | — |
Showing 19 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.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
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
Other Services-Prepackaged Software companies
- Microsoft Corp MSFT
- Palantir Technologies Inc. PLTR
- Oracle Corp ORCL
- Sap SE SAP
- CrowdStrike Holdings, Inc. CRWD
- Shopify Inc. SHOP
- Salesforce, Inc. CRM
- ServiceNow, Inc. NOW
Source: SEC EDGAR filings. This is company-reported data, not investment advice.