May 2026 Bitcoin ETF Outflows Reach $1.8B as BlackRock IBIT Drops $448M

U.S. spot Bitcoin ETFs saw $1.8B in net redemptions over six trading days in May 2026, including a $648.64 million outflow on May 18 led by BlackRock’s IBIT at $448 million. Total net assets slipped below $100.49 billion as inflation data and U.S. legislative developments weighed on risk appetite.