iShares Bitcoin Trust attracts $3.7B in quarterly inflows, pushing AUM past $62B

BlackRock’s iShares Bitcoin Trust (IBIT) pulled in $3.7 billion in net inflows this quarter, pushing its total assets under management to $62.6 billion. The fund’s quarterly haul underscores a widening gap between IBIT and every other spot Bitcoin ETF on the market. While BlackRock’s product hoovers up billions, many of its competitors have been watching capital walk out the door. The numbers behind the surge IBIT’s AUM sat at roughly $43.4 billion at the end of June 2026, according to BlackRock’s second-quarter 10-Q filing. That means the fund added approximately $19 billion in total value over the span of a single quarter, a combination of fresh investor capital and Bitcoin price movement. Cumulative net inflows into IBIT since its January 2024 launch now exceed $63.9 billion. That figure actually surpasses 100% of total net inflows across the entire US spot Bitcoin ETF category, a mathematical quirk that’s only possible because rival funds have hemorrhaged assets through net redemptions. August 2026 was especially strong. Combined inflows across all US spot Bitcoin ETFs hit around $3.5 billion for the month, marking the best performance the category has seen since September 2025...