secwatch.observer — SEC 8-K summary ====================================== Issuer: NSTAR ELECTRIC CO (NSARO) CIK: 0000013372 Form: 8-K Filed at: 2026-05-13T20:10:16+00:00 Accession: 0001104659-26-060236 Event type: debt Sentiment: neutral Materiality: 0.40 Item codes: 2.03, 9.01 LLM model: deepseek-v4-flash:cloud@v2 NSTAR Electric issues $700M in debentures: $350M at 4.650% due 2031, $350M at 5.200% due 2036 -------------------------------------------------------------------------------- - Issued $350M of 4.650% debentures due May 15, 2031; interest payable semi-annually starting Nov 15, 2026. - Issued $350M of 5.200% debentures due May 15, 2036; interest payable semi-annually starting Nov 15, 2026. - Underwriting syndicate includes Goldman Sachs, Mizuho, TD Securities, U.S. Bancorp, and Wells Fargo. - Debentures issued under 1988 indenture with Bank of New York Mellon Trust as trustee. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/13372/000110465926060236/0001104659-26-060236-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/13372/000110465926060236/tm2614485d1_8k.htm HTML page: https://secwatch.observer/filing/0001104659-26-060236 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer