{"schema_version":"secwatch.filing_event.v1","accession":"0001562088-24-000172","form_type":"8-K","ticker":"DUOL","cik":"0001562088","company_name":"Duolingo, Inc.","filed_at":"2024-06-21T23:59:59+00:00","discovered_at":"2026-05-14T18:03:18.968584+00:00","generated_at":"2026-06-01T02:50:29.253819+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"Duolingo appoints Mario Schlosser to board, replacing Laela Sturdy","bullets":["Appointed as Class I director effective July 1, 2024; term expires at 2025 annual meeting.","Receives $35k annual cash retainer, prorated for 2024; initial RSU award of $360k vesting over 3 years.","Also eligible for annual RSU award of $180k, vesting on first anniversary or before next annual meeting.","Expected to enter standard indemnification agreement with Duolingo."],"urls":{"canonical":"https://secwatch.observer/filing/0001562088-24-000172","json":"https://secwatch.observer/filing/0001562088-24-000172.json","markdown":"https://secwatch.observer/filing/0001562088-24-000172.md","text":"https://secwatch.observer/filing/0001562088-24-000172.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1562088/000156208824000172/0001562088-24-000172-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1562088/000156208824000172/duol-20240614.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-01T02:50:29.253819+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[{"claim_id":"1345a11798","claim":"Laela Sturdy departed as Class I director at Duolingo, Inc..","evidence_excerpt":"the vacancy created from Ms. Laela Sturdy’s departure","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1562088/000156208824000172/0001562088-24-000172-index.htm","confidence":0.85,"family_label":"Executive change","details":[{"label":"Action","value":"departed"},{"label":"Role","value":"Class I director"}]},{"claim_id":"1a86fd4c3f","claim":"Mario Schlosser was appointed as Class I director at Duolingo, Inc..","evidence_excerpt":"On June 14, 2024, the Board of Directors (the “Board”) of Duolingo, Inc. (the “Company”) appointed Mario Schlosser to serve as a Class I director on the Company’s Board to fill the vacancy created from Ms. Laela Sturdy’s departure, effective as of July 1, 2024.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1562088/000156208824000172/0001562088-24-000172-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Class I director"}]}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}