{"schema_version":"secwatch.filing_event.v1","accession":"0000352541-21-000080","form_type":"8-K","ticker":"LNT","cik":"0000352541","company_name":"ALLIANT ENERGY CORP","filed_at":"2021-09-24T23:59:59+00:00","discovered_at":"2026-05-14T18:04:20.360183+00:00","generated_at":"2026-06-29T01:39:10.195254+00:00","sec_items":["5.03","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.15,"calibrated_materiality_score":0.15,"confidence":"high","headline":"Alliant Energy amends bylaws to adopt majority voting for director elections","bullets":["Board approved amended and restated bylaws effective September 23, 2021.","Directors elected by majority of votes cast in non-contested elections; plurality in contested elections.","Incumbent directors receiving less than a majority in non-contested elections must tender resignation to Board Chair for consideration."],"urls":{"canonical":"https://secwatch.observer/filing/0000352541-21-000080","json":"https://secwatch.observer/filing/0000352541-21-000080.json","markdown":"https://secwatch.observer/filing/0000352541-21-000080.md","text":"https://secwatch.observer/filing/0000352541-21-000080.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/352541/000035254121000080/0000352541-21-000080-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/352541/000035254121000080/lnt-20210923.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-29T01:39:10.195254+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"}