{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-23-103521","form_type":"8-K","ticker":"NSARO","cik":"0000013372","company_name":"NSTAR ELECTRIC CO","filed_at":"2023-09-25T23:59:59+00:00","discovered_at":"2026-05-14T18:03:33.653962+00:00","generated_at":"2026-06-10T09:09:41.048127+00:00","sec_items":["2.03","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"NSTAR Electric issues $150M of 5.60% debentures due 2028","bullets":["$150M aggregate principal, 5.60% interest payable semi-annually.","Debentures mature October 1, 2028; interest accrues from September 25, 2023.","Issued under underwriting agreement dated September 18, 2023 with BofA, Goldman, PNC, RBC, TD Securities.","Registered under Form S-3 (File No. 333-264278-02); indenture with Bank of New York Mellon Trust."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-23-103521","json":"https://secwatch.observer/filing/0001104659-23-103521.json","markdown":"https://secwatch.observer/filing/0001104659-23-103521.md","text":"https://secwatch.observer/filing/0001104659-23-103521.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/13372/000110465923103521/0001104659-23-103521-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/13372/000110465923103521/tm2326748d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-10T09:09:41.048127+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":"7b47dfc1acd3e5868e41748a00cc20e1afa1e7e8","claim":"NSTAR ELECTRIC CO incurred senior notes of $150,000,000 aggregate principal amount with BofA Securities, Inc., Goldman Sachs & Co. LLC, PNC Capital Markets LLC, RBC Capital Markets, LLC and TD Securities (USA) LLC at 5.60% maturing October 1, 2028.","evidence_excerpt":"On September 25, 2023, NSTAR Electric Company, doing business as Eversource Energy (“NSTAR Electric”), issued $150,000,000 aggregate principal amount of its 5.60% Debentures due 2028 (“Debentures”)","evidence_source":"SEC 8-K Item 2.03/2.04","evidence_url":"https://www.sec.gov/Archives/edgar/data/13372/000110465923103521/0001104659-23-103521-index.htm","confidence":0.9,"family_label":"Debt Financings","details":[{"label":"Instrument","value":"senior notes"},{"label":"Principal","value":"$150,000,000 aggregate principal amount"},{"label":"Counterparty","value":"BofA Securities, Inc., Goldman Sachs & Co. LLC, PNC Capital Markets LLC, RBC Capital Markets, LLC and TD Securities (USA) LLC"},{"label":"Rate","value":"5.60%"},{"label":"Maturity","value":"October 1, 2028"},{"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"}