{"schema_version":"secwatch.filing_event.v1","accession":"0000092122-25-000094","form_type":"8-K","ticker":"SO","cik":"0000092122","company_name":"SOUTHERN CO","filed_at":"2025-11-06T23:59:59+00:00","discovered_at":"2026-05-14T18:02:42.614031+00:00","generated_at":"2026-05-17T00:08:32.833754+00:00","sec_items":["8.01","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"Southern Company closes $2B corporate unit offering with 7.125% annual distribution","bullets":["Issued 40M corporate units (after full over-allotment) at $50 per unit for total proceeds of $2.0B.","Each unit includes stock purchase contract (buy SO common by Dec 2028 for $50) plus 1/40 interests in Series 2025B (due 2030) and 2025C (due 2033) remarketable senior notes.","Total annual distribution rate of 7.125% (2.975% contract adjustment payments + 4.15% interest on RSNs).","Underwriters included BofA Securities, J.P. Morgan Securities, Mizuho Securities USA."],"urls":{"canonical":"https://secwatch.observer/filing/0000092122-25-000094","json":"https://secwatch.observer/filing/0000092122-25-000094.json","markdown":"https://secwatch.observer/filing/0000092122-25-000094.md","text":"https://secwatch.observer/filing/0000092122-25-000094.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/92122/000009212225000094/0000092122-25-000094-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/92122/000009212225000094/so-20251103.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T00:08:32.833754+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"}