{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-24-090114","form_type":"8-K","ticker":"LBRDA","cik":"0001611983","company_name":"Liberty Broadband Corp","filed_at":"2024-08-15T23:59:59+00:00","discovered_at":"2026-05-14T18:03:13.773552+00:00","generated_at":"2026-05-31T09:01:18.945902+00:00","sec_items":["5.03","9.01"],"event_type":"other","sentiment":"neutral","materiality_score":0.1,"calibrated_materiality_score":0.1,"confidence":"high","headline":"Liberty Broadband amends bylaws with updated advance notice and universal proxy provisions","bullets":["Advance notice window for stockholder proposals changed to 90-120 days before annual meeting; special meeting window also 90-120 days.","Incorporated universal proxy rule (Rule 14a-19) into director nomination procedures.","New requirements: proposer and nominee must disclose voting agreements and submit background questionnaire.","Amended definitions of beneficial/record ownership to align with Exchange Act Rule 13d-3.","Conformed bylaws to recent Delaware General Corporation Law changes on adjournment, stock certificates, and notice by email."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-24-090114","json":"https://secwatch.observer/filing/0001104659-24-090114.json","markdown":"https://secwatch.observer/filing/0001104659-24-090114.md","text":"https://secwatch.observer/filing/0001104659-24-090114.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1611983/000110465924090114/0001104659-24-090114-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1611983/000110465924090114/tm2421782d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-31T09:01:18.945902+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":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}