U.S. spot Bitcoin ETFs began the first full trading week of 2026 with a powerful capital rotation, absorbing a net inflow of approximately $697 million on Monday, January 5. Data from multiple sources, including SoSoValue, confirms that this is the largest single-day inflow since October 7, 2025, indicating a decisive return of institutional appetite after a stagnant final quarter. Bitcoin Breaks Out as ETF Demand Jumps The demand surge coincided with a sharp move in the underlying asset, with Bitcoin ...