U.S. spot Bitcoin ETFs recorded net outflows of $643 million during the October 30, 2026 trading session, marking their largest single-day outflow of October 2026

The first and largest cryptocurrency, spanning its price and adoption, mining, protocol politics, and its contested role as digital money and inflation hedge.

Exchange-traded funds that hold Bitcoin for stock-market investors, with their fund flows, competing issuers and regulatory approvals.