BlackRock’s IBIT Controls 45% of Spot Bitcoin ETFs With $8.4B Q1 Inflows
As of March 27, 2026, BlackRock’s iShares Bitcoin Trust oversees $51.9 billion in AUM—45% of all spot Bitcoin ETF assets—and holds approximately 782,180 BTC. During Q1 2026, IBIT attracted $8.4 billion in net inflows, more than twice any rival, leveraging BlackRock’s fee and distribution advantages.
1. Market Share and AUM
BlackRock’s iShares Bitcoin Trust manages $51.9 billion in assets, representing roughly 45% of the combined $86 billion in spot Bitcoin ETF assets. This scale cements IBIT’s lead over competing issuers and underscores its dominance in regulated digital-asset products.
2. Q1 Inflows and Bitcoin Holdings
During Q1 2026, IBIT recorded $8.4 billion in net inflows—more than double any other spot Bitcoin ETF issuer—bringing its total Bitcoin holdings to approximately 782,180 BTC as of March 27. These inflows highlight strong institutional demand for a low-cost, regulated Bitcoin vehicle.
3. Fee and Distribution Advantages
IBIT leverages BlackRock’s institutional-grade distribution network across $12.5 trillion in global AUM and competitive fee structure to deploy capital rapidly and maintain superior liquidity. This structural edge makes it difficult for crypto-native rivals to match IBIT’s growth trajectory.