secwatch.observer — SEC 8-K summary ====================================== Issuer: PUBLIC SERVICE CO OF COLORADO (—) CIK: 0000081018 Form: 8-K Filed at: 2026-08-10T20:06:18+00:00 Accession: 0001193125-26-342356 Event type: debt Sentiment: neutral Materiality: 0.55 Item codes: 8.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 PSCo issues $800M in First Mortgage Bonds: $150M at 5.35% due 2034, $650M at 6.20% due 2056 -------------------------------------------------------------------------------- - Issued $150M of 5.35% First Mortgage Bonds Series No. 41 due May 15, 2034 on Aug 10, 2026. - Issued $650M of 6.20% First Mortgage Bonds Series No. 47 due Aug 15, 2056 on same date. - Underwriters: J.P. Morgan Securities, Mizuho Securities, PNC Capital Markets, U.S. Bancorp Investments. - 2034 Bonds are an additional tranche of existing Series No. 41; issued under S-3 registration. - 2056 Bonds governed by Supplemental Indenture No. 39 dated Aug 1, 2026. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/81018/000119312526342356/0001193125-26-342356-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/81018/000119312526342356/d143064d8k.htm HTML page: https://secwatch.observer/filing/0001193125-26-342356 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer