secwatch.observer — SEC 8-K summary ====================================== Issuer: Riot Platforms, Inc. (RIOT) CIK: 0001167419 Form: 8-K Filed at: 2026-10-14T20:30:33+00:00 Accession: 0001104659-26-115855 Event type: other_material Sentiment: neutral Materiality: 0.30 Item codes: 1.01 LLM model: deepseek-v4.1-flash:cloud@v2 Riot Platforms shifts digital asset custody from NYDIG to BitGo Bank & Trust ---------------------------------------------------------------------------- - Custody Agreement dated October 7, 2026, amended October 14, 2026, makes BitGo Bank & Trust, National Association custodian of Riot's digital assets and cash. - Transfer from NYDIG Trust Company LLC; Riot's Digital Asset Custodial Agreement with NYDIG terminates automatically upon completion of the transfer. - BitGo holds assets in segregated accounts solely for Riot, no commingling except transient omnibus use for trade settlement at Riot's direction; Riot retains title. - Monthly fee based on average value of assets in custody; one-year initial term, auto-renews yearly, 60-day non-renewal notice, Riot may exit early on 14 days' notice with no termination fee. - BitGo liability capped at six months of fees paid or payable, except fraud, willful misconduct and gross negligence; full agreement to be filed with FY2026 Form 10-K. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1167419/000110465926115855/0001104659-26-115855-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1167419/000110465926115855/riot-20261007x8k.htm HTML page: https://secwatch.observer/filing/0001104659-26-115855 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer