{"schema_version":"secwatch.filing_event.v1","accession":"0000092122-23-000091","form_type":"8-K","ticker":"SO","cik":"0000092122","company_name":"SOUTHERN CO","filed_at":"2023-09-08T23:59:59+00:00","discovered_at":"2026-05-14T18:03:37.036004+00:00","generated_at":"2026-06-10T22:29:19.561694+00:00","sec_items":["8.01","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Southern Company issues $1.3B in senior notes: $600M at 5.50% due 2029, $700M at 5.70% due 2034","bullets":["$600M Series 2023D 5.50% Senior Notes due March 15, 2029; $700M Series 2023E 5.70% Senior Notes due March 15, 2034.","Underwriting agreements with Barclays, MUFG, RBC, PNC, Scotia, Wells Fargo executed September 5, 2023.","Notes offered under shelf registration statement No. 333-253286.","Supplemental indentures and legal opinions from Troutman Pepper filed as exhibits."],"urls":{"canonical":"https://secwatch.observer/filing/0000092122-23-000091","json":"https://secwatch.observer/filing/0000092122-23-000091.json","markdown":"https://secwatch.observer/filing/0000092122-23-000091.md","text":"https://secwatch.observer/filing/0000092122-23-000091.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/92122/000009212223000091/0000092122-23-000091-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/92122/000009212223000091/so-20230905.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-10T22:29:19.561694+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"}