{"filing":{"accession_number":"0001628280-26-057818","cik":"0001562088","ticker":"DUOL","company_name":"Duolingo, Inc.","form":"8-K","filing_date":"2026-08-18","report_date":"2026-08-18","primary_document":"duol-20260818.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1562088/000162828026057818/duol-20260818.htm"},"events":[{"id":28357,"run_id":25929,"accession_number":"0001628280-26-057818","anchor_item_number":"7.01","event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.65,"summary":"This disclosure involves an inadvertent public revelation of preliminary internal operational metrics (27.4% DAU growth rate) during an investor meeting, which constitutes a material event affecting investor information access. While the company explicitly disclaims the data as unvalidated and not indicative of expected results, the unintended disclosure of forward-looking operational metrics to investors is material and does not fit cleanly into standard categories—it is neither a formal earnings release (unvalidated, preliminary), nor a standard Regulation FD disclosure of guidance, but rather an accidental disclosure of sensitive internal data that required 8-K filing and explicit disclaimers.","company_name":"Duolingo, Inc.","ticker":"DUOL","filing_date":"2026-08-18","form":"8-K","submitted_at":null,"items":[{"id":30277,"accession_number":"0001628280-26-057818","item_number":"7.01","item_title":"Regulation FD Disclosure.","event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.65,"reasoning":"This disclosure involves an inadvertent public revelation of preliminary internal operational metrics (27.4% DAU growth rate) during an investor meeting, which constitutes a material event affecting investor information access. While the company explicitly disclaims the data as unvalidated and not indicative of expected results, the unintended disclosure of forward-looking operational metrics to investors is material and does not fit cleanly into standard categories—it is neither a formal earnings release (unvalidated, preliminary), nor a standard Regulation FD disclosure of guidance, but rather an accidental disclosure of sensitive internal data that required 8-K filing and explicit disclaimers.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-19T10:05:49.289743+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":30277,"accession_number":"0001628280-26-057818","item_number":"7.01","item_title":"Regulation FD Disclosure.","event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.65,"reasoning":"This disclosure involves an inadvertent public revelation of preliminary internal operational metrics (27.4% DAU growth rate) during an investor meeting, which constitutes a material event affecting investor information access. While the company explicitly disclaims the data as unvalidated and not indicative of expected results, the unintended disclosure of forward-looking operational metrics to investors is material and does not fit cleanly into standard categories—it is neither a formal earnings release (unvalidated, preliminary), nor a standard Regulation FD disclosure of guidance, but rather an accidental disclosure of sensitive internal data that required 8-K filing and explicit disclaimers.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-19T10:05:49.289743+00:00","company_name":"Duolingo, Inc.","ticker":"DUOL","filing_date":"2026-08-18"}]}