{"schema_version":"secwatch.filing_event.v1","accession":"0000092122-26-000060","form_type":"8-K","ticker":"SO","cik":"0000092122","company_name":"SOUTHERN CO","filed_at":"2026-08-04T01:35:26+00:00","discovered_at":"2026-08-04T10:05:00.617130+00:00","generated_at":"2026-08-04T10:05:29.876875+00:00","sec_items":["8.01","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Southern Company upsizes and prices $2.375B in convertible notes; repurchases $369M of existing notes","bullets":["Pricing of $725M Series 2026A 2.125% convertible notes due 2027 and $1.65B Series 2026B 3.50% convertible notes due 2029, upsized by $75M and $150M respectively.","Initial conversion prices: $104.56/share (12.5% premium) for 2026A, $118.50/share (27.5% premium) for 2026B.","Net proceeds estimated at ~$721M (2026A) and ~$1.63B (2026B); ~$403M used to repurchase $369M of Series 2024A 4.50% convertible notes.","Remaining proceeds to repay short-term debt and for general corporate purposes.","Offerings expected to close August 6, 2026; initial purchasers have options to buy additional $108.75M (2026A) and $247.5M (2026B)."],"urls":{"canonical":"https://secwatch.observer/filing/0000092122-26-000060","json":"https://secwatch.observer/filing/0000092122-26-000060.json","markdown":"https://secwatch.observer/filing/0000092122-26-000060.md","text":"https://secwatch.observer/filing/0000092122-26-000060.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/92122/000009212226000060/0000092122-26-000060-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/92122/000009212226000060/so-20260803.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-08-04T10:05:29.876875+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"}