{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-26-265885","form_type":"8-K","ticker":null,"cik":"0000072909","company_name":"NORTHERN STATES POWER CO /WI/","filed_at":"2026-06-10T20:24:26+00:00","discovered_at":"2026-06-10T20:25:00.303182+00:00","generated_at":"2026-06-10T20:31:08.011611+00:00","sec_items":["1.01","2.03","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"NSP-Wisconsin issues $250M of 5.48% first mortgage bonds due 2041","bullets":["Issued $250M aggregate principal of 5.48% First Mortgage Bonds, Series due June 15, 2041.","Net proceeds of ~$249M; use for general corporate purposes; closing expected June 15, 2026.","Bonds secured by first mortgage lien on substantially all real and fixed properties.","Huntington Securities acted as sole placement agent; bonds sold in private placement.","Make-whole redemption prior to Dec 15, 2040; par redemption thereafter."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-265885","json":"https://secwatch.observer/filing/0001193125-26-265885.json","markdown":"https://secwatch.observer/filing/0001193125-26-265885.md","text":"https://secwatch.observer/filing/0001193125-26-265885.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/72909/000119312526265885/0001193125-26-265885-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/72909/000119312526265885/d165471d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-10T20:31:08.011611+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":[{"claim_id":"869054791e5c14c12734bcb071395cf03569cd16","claim":"NORTHERN STATES POWER CO /WI/ incurred senior notes of $250 million with certain institutional investors at 5.48% maturing June 15, 2041.","evidence_excerpt":"On June 9, 2026, Northern States Power Company, a Wisconsin corporation (“NSP-Wisconsin”), entered into a Bond Purchase Agreement (the “Bond Purchase Agreement”) with certain institutional investors for the offer and sale of $250 million in aggregate principal amount of 5.48% First Mortgage Bonds, Series due June 15, 2041 (the “Bonds”).","evidence_source":"SEC 8-K Item 2.03/2.04","evidence_url":"https://www.sec.gov/Archives/edgar/data/72909/000119312526265885/0001193125-26-265885-index.htm","confidence":0.9,"family_label":"Debt Financings","details":[{"label":"Instrument","value":"senior notes"},{"label":"Principal","value":"$250 million"},{"label":"Counterparty","value":"certain institutional investors"},{"label":"Rate","value":"5.48%"},{"label":"Maturity","value":"June 15, 2041"},{"label":"Event","value":"incurrence"}],"fact_type":"debt_financing"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}