Bitcoin Spot ETF IBIT Posts $2.693B Overnight Inflows, Congress Advances Crypto Tax Reform Markup

According to ChainCatcher and BBX data, iShares Bitcoin Trust (IBIT), the Bitcoin spot ETF by BlackRock, Inc., saw net inflows of $2.693 billion on May 13, marking the strongest single-day figure in recent weeks. The broader U.S. Bitcoin spot ETF complex recorded total net inflows of approximately $3.581 billion the same day, extending a streak of seven consecutive weeks of positive net inflows. Bitcoin closed above $80,000 on May 13, with year-to-date gains of approximately 14%. Meanwhile, the House Ways and Means Committee held a closed-door crypto tax reform meeting on May 14 synchronized with the Senate Banking Committee’s CLARITY Act markup, signaling the first concurrent legislative push on crypto regulation by both chambers of Congress in 2026.