The iShares Bitcoin ETF from BlackRock has quickly become the largest spot Bitcoin ETF in the U.S., with nearly $100 billion in assets. But is IBIT really the best Bitcoin ETF for investors in 2025, or is it simply the biggest? IBIT controls nearly 60% of all spot Bitcoin ETF assets, but that’s not the whole story. As more spot Bitcoin ETFs from Fidelity, ARK, and Grayscale compete on fees and liquidity, the question of which one is the best choice for investors has never been more important. Learn what ...