{"schema_version":"secwatch.filing_event.v1","accession":"0000092122-26-000058","form_type":"8-K","ticker":"SO","cik":"0000092122","company_name":"SOUTHERN CO","filed_at":"2026-08-03T10:51:01+00:00","discovered_at":"2026-08-03T10:55:00.780411+00:00","generated_at":"2026-08-03T10:55:06.756077+00:00","sec_items":["8.01","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Southern Company announces $2.15B convertible note offerings to repurchase existing notes and repay debt","bullets":["Offers $650M convertible senior notes due Dec 2027 and $1.5B due Sep 2029 in private placements to QIBs.","Initial purchasers granted options for up to additional $97.5M (2027 notes) and $225M (2029 notes).","Proceeds to repurchase portions of existing Series 2024A 4.50% notes due 2027 and Series 2025A 3.25% notes due 2028.","Remaining proceeds to repay short-term debt and for general corporate purposes, including subsidiary investment.","Convertible notes are senior unsecured; conversion may be settled in cash, stock, or combination at company's election."],"urls":{"canonical":"https://secwatch.observer/filing/0000092122-26-000058","json":"https://secwatch.observer/filing/0000092122-26-000058.json","markdown":"https://secwatch.observer/filing/0000092122-26-000058.md","text":"https://secwatch.observer/filing/0000092122-26-000058.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/92122/000009212226000058/0000092122-26-000058-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/92122/000009212226000058/so-20260803.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-08-03T10:55:06.756077+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"}