{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-116990","form_type":"8-K","ticker":"LNT","cik":"0000352541","company_name":"ALLIANT ENERGY CORP","filed_at":"2025-05-09T23:59:59+00:00","discovered_at":"2026-05-14T18:02:50.945669+00:00","generated_at":"2026-05-22T02:33:06.226738+00:00","sec_items":["1.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"Alliant Energy enters $1.3B common stock distribution agreement with forward sale option","bullets":["Agreement with nine agents and forward purchasers to sell up to $1.3B of common stock at market prices.","Forward confirmations allow borrowing and sale of shares by forward purchasers; proceeds deferred until physical settlement.","Net proceeds for general corporate purposes including debt repayment, capex, working capital, and acquisitions.","Prospectus supplement filed May 9, 2025 under existing shelf registration (333-276062)."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-116990","json":"https://secwatch.observer/filing/0001193125-25-116990.json","markdown":"https://secwatch.observer/filing/0001193125-25-116990.md","text":"https://secwatch.observer/filing/0001193125-25-116990.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/352541/000119312525116990/0001193125-25-116990-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/352541/000119312525116990/d947570d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-22T02:33:06.226738+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"}