{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-140719","form_type":"8-K","ticker":null,"cik":"0000072909","company_name":"NORTHERN STATES POWER CO /WI/","filed_at":"2023-05-10T23:59:59+00:00","discovered_at":"2026-05-14T18:03:42.096039+00:00","generated_at":"2026-06-15T07:27:30.502337+00:00","sec_items":["1.01","2.03","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Northern States Power issues $125M of 5.30% First Mortgage Bonds due 2053","bullets":["Issued $125M aggregate principal of 5.30% First Mortgage Bonds due June 15, 2053.","Net proceeds of ~$123.9M; will fund general corporate purposes, working capital, capex, and repay short-term debt.","Bonds secured by first mortgage lien on substantially all real and fixed properties.","Redemption: make-whole prior to Dec 15, 2052; par plus accrued interest thereafter.","Closing expected June 8, 2023; KeyBanc Capital Markets acted as sole placement agent."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-140719","json":"https://secwatch.observer/filing/0001193125-23-140719.json","markdown":"https://secwatch.observer/filing/0001193125-23-140719.md","text":"https://secwatch.observer/filing/0001193125-23-140719.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/72909/000119312523140719/0001193125-23-140719-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/72909/000119312523140719/d420640d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-15T07:27:30.502337+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":"a17421e348803f2c53eaf3ba8536e9fe2ff4e236","claim":"NORTHERN STATES POWER CO /WI/ incurred senior notes of $125 million with certain institutional investors at 5.30% maturing June 15, 2053.","evidence_excerpt":"On May 10, 2023, 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 $125 million in aggregate principal amount of 5.30% First Mortgage Bonds, Series due June 15, 2053 (the “Bonds”).","evidence_source":"SEC 8-K Item 2.03/2.04","evidence_url":"https://www.sec.gov/Archives/edgar/data/72909/000119312523140719/0001193125-23-140719-index.htm","confidence":0.9,"family_label":"Debt Financings","details":[{"label":"Instrument","value":"senior notes"},{"label":"Principal","value":"$125 million"},{"label":"Counterparty","value":"certain institutional investors"},{"label":"Rate","value":"5.30%"},{"label":"Maturity","value":"June 15, 2053"},{"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"}