{"schema_version":"secwatch.filing_event.v1","accession":"0001993004-24-000028","form_type":"8-K","ticker":"NWE","cik":"0001993004","company_name":"NorthWestern Energy Group, Inc.","filed_at":"2024-04-03T23:59:59+00:00","discovered_at":"2026-05-14T18:03:21.381107+00:00","generated_at":"2026-06-04T03:00:28.283388+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":"NorthWestern subsidiaries issue $215M in first mortgage bonds at rates 5.55%-5.75%","bullets":["NW Corp issued $175M Montana First Mortgage Bonds due March 28, 2031 at 5.56%.","NWE Public Service issued $40M South Dakota bonds: $33M due 2029 at 5.55% and $7M due 2034 at 5.75%.","Both issuances are exempt from SEC registration and rank equally with existing first mortgage lien debt.","Bonds are redeemable at any time at a make-whole price; customary events of default apply.","Supplemental indentures with The Bank of New York Mellon govern the bonds; filed as exhibits."],"urls":{"canonical":"https://secwatch.observer/filing/0001993004-24-000028","json":"https://secwatch.observer/filing/0001993004-24-000028.json","markdown":"https://secwatch.observer/filing/0001993004-24-000028.md","text":"https://secwatch.observer/filing/0001993004-24-000028.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1993004/000199300424000028/0001993004-24-000028-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1993004/000199300424000028/nwe-20240328.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-04T03:00:28.283388+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":"3f0d390e9a46a3ebb93cedace54d857bdbee1c64","claim":"NorthWestern Energy Group, Inc. incurred mortgage of $175 million with the noteholders at 5.56% maturing March 28, 2031.","evidence_excerpt":"The MT Bonds were drawn and issued in one series as follows: Issue Date Maturity Date Principal Amount Interest Rate March 28, 2024 March 28, 2031 $175 million 5.56%","evidence_source":"SEC 8-K Item 2.03/2.04","evidence_url":"https://www.sec.gov/Archives/edgar/data/1993004/000199300424000028/0001993004-24-000028-index.htm","confidence":0.95,"family_label":"Debt Financings","details":[{"label":"Instrument","value":"mortgage"},{"label":"Principal","value":"$175 million"},{"label":"Counterparty","value":"the noteholders"},{"label":"Rate","value":"5.56%"},{"label":"Maturity","value":"March 28, 2031"},{"label":"Event","value":"incurrence"}],"fact_type":"debt_financing"},{"claim_id":"4b456f1d6d5124c63d4a7370c21f82831e4cfdd9","claim":"NorthWestern Energy Group, Inc. incurred mortgage of $33 million with the noteholders at 5.55% maturing March 28, 2029.","evidence_excerpt":"Issue Date Maturity Date Principal Amount Interest Rate March 28, 2024 March 28, 2029 $33 million 5.55% March 28, 2024 March 28, 2034 $7 million 5.75%","evidence_source":"SEC 8-K Item 2.03/2.04","evidence_url":"https://www.sec.gov/Archives/edgar/data/1993004/000199300424000028/0001993004-24-000028-index.htm","confidence":0.95,"family_label":"Debt Financings","details":[{"label":"Instrument","value":"mortgage"},{"label":"Principal","value":"$33 million"},{"label":"Counterparty","value":"the noteholders"},{"label":"Rate","value":"5.55%"},{"label":"Maturity","value":"March 28, 2029"},{"label":"Event","value":"incurrence"}],"fact_type":"debt_financing"},{"claim_id":"7af7aaed6384103597e617556090ad43a04bdcce","claim":"NorthWestern Energy Group, Inc. incurred mortgage of $7 million with the noteholders at 5.75% maturing March 28, 2034.","evidence_excerpt":"Issue Date Maturity Date Principal Amount Interest Rate March 28, 2024 March 28, 2029 $33 million 5.55% March 28, 2024 March 28, 2034 $7 million 5.75%","evidence_source":"SEC 8-K Item 2.03/2.04","evidence_url":"https://www.sec.gov/Archives/edgar/data/1993004/000199300424000028/0001993004-24-000028-index.htm","confidence":0.95,"family_label":"Debt Financings","details":[{"label":"Instrument","value":"mortgage"},{"label":"Principal","value":"$7 million"},{"label":"Counterparty","value":"the noteholders"},{"label":"Rate","value":"5.75%"},{"label":"Maturity","value":"March 28, 2034"},{"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"}