Tri-State Generation & Transmission Association, Inc. – Filings and Transcripts – BamSEC

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Key Exhibits

External Links

SEC EDGAR

Financials Filter

ended 03/31/26 Q1

ended 12/31/25 FY 2025

ended 09/30/25 Q3

ended 06/30/25 Q2

ended 03/31/25 Q1

Prospectuses and Registrations Filter

Prospectus supplement with pricing info

Details of business combination or exchange offer

Prospectus with pricing info

Details of business combination or exchange offer – amended

Details of business combination or exchange offer

Ownership

No filings in this category.

News Filter

Change in Directors, Officers or Compensation

Material Definitive Agreement, Termination of Material Definitive Agreement, New Financial Obligation or Off-Balance Sheet Arrangement, Change in Directors, Officers or Compensation, Financial Statements or Exhibits

Wheat Belt Public Power District Gives Notice to Withdraw From Tri-State Membership

Jemez Mountains Electric Cooperative Gives Notice to Withdraw From Tri-State Membership

Change in Directors, Officers or Compensation

Proxies

No filings in this category.

Other Filter

Conflict Minerals disclosure

Conflict Minerals disclosure

Notice of effectiveness

Correspondence with the SEC

Correspondence with the SEC