{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-23-059108","form_type":"8-K","ticker":"ES","cik":"0000072741","company_name":"EVERSOURCE ENERGY","filed_at":"2023-05-11T23:59:59+00:00","discovered_at":"2026-05-14T18:03:42.088997+00:00","generated_at":"2026-06-15T05:14:06.411685+00:00","sec_items":["2.03","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Eversource Energy issues $1.8B of senior notes in three tranches","bullets":["Issued $550M of 5.45% Series Z Senior Notes due 2028, total outstanding now $1.3B.","Issued $450M of 4.75% Series AA Senior Notes due 2026.","Issued $800M of 5.125% Series BB Senior Notes due 2033.","All notes are unsecured senior obligations of Eversource Energy."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-23-059108","json":"https://secwatch.observer/filing/0001104659-23-059108.json","markdown":"https://secwatch.observer/filing/0001104659-23-059108.md","text":"https://secwatch.observer/filing/0001104659-23-059108.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/72741/000110465923059108/0001104659-23-059108-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/72741/000110465923059108/tm2314646d7_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-15T05:14:06.411685+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":"4142eed59c936d2a1dcc4446ac0e697c043cb451","claim":"EVERSOURCE ENERGY incurred senior notes of $800,000,000 aggregate principal amount at 5.125% maturing Due 2033.","evidence_excerpt":"On May 11, 2023, Eversource Energy issued $800,000,000 aggregate principal amount of its 5.125% Senior Notes, Series BB, Due 2033","evidence_source":"SEC 8-K Item 2.03/2.04","evidence_url":"https://www.sec.gov/Archives/edgar/data/72741/000110465923059108/0001104659-23-059108-index.htm","confidence":0.9,"family_label":"Debt Financings","details":[{"label":"Instrument","value":"senior notes"},{"label":"Principal","value":"$800,000,000 aggregate principal amount"},{"label":"Rate","value":"5.125%"},{"label":"Maturity","value":"Due 2033"},{"label":"Event","value":"incurrence"}],"fact_type":"debt_financing"},{"claim_id":"47d77c46d5667051a235afbbf2ff7a0a799c8897","claim":"EVERSOURCE ENERGY incurred senior notes of $550,000,000 aggregate principal amount at 5.45% maturing Due 2028.","evidence_excerpt":"On May 11, 2023, Eversource Energy issued an additional $550,000,000 aggregate principal amount of its 5.45% Senior Notes, Series Z, Due 2028","evidence_source":"SEC 8-K Item 2.03/2.04","evidence_url":"https://www.sec.gov/Archives/edgar/data/72741/000110465923059108/0001104659-23-059108-index.htm","confidence":0.9,"family_label":"Debt Financings","details":[{"label":"Instrument","value":"senior notes"},{"label":"Principal","value":"$550,000,000 aggregate principal amount"},{"label":"Rate","value":"5.45%"},{"label":"Maturity","value":"Due 2028"},{"label":"Event","value":"incurrence"}],"fact_type":"debt_financing"},{"claim_id":"91478a23a55fe1ec3406b1d11096a8f541934151","claim":"EVERSOURCE ENERGY incurred senior notes of $450,000,000 aggregate principal amount at 4.75% maturing Due 2026.","evidence_excerpt":"On May 11, 2023, Eversource Energy issued $450,000,000 aggregate principal amount of its 4.75% Senior Notes, Series AA, Due 2026","evidence_source":"SEC 8-K Item 2.03/2.04","evidence_url":"https://www.sec.gov/Archives/edgar/data/72741/000110465923059108/0001104659-23-059108-index.htm","confidence":0.9,"family_label":"Debt Financings","details":[{"label":"Instrument","value":"senior notes"},{"label":"Principal","value":"$450,000,000 aggregate principal amount"},{"label":"Rate","value":"4.75%"},{"label":"Maturity","value":"Due 2026"},{"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"}