
On October 19, 2026, BlackRock's iShares Bitcoin Trust (IBIT) attracted $665.2 million in net inflows, driving a $526.7 million net gain for US spot Bitcoin ETFs despite outflows from competitors like Fidelity and Grayscale. Meanwhile, spot ether ETFs experienced $103.3 million in net outflows, continuing a trend of withdrawals that signals cautious investor sentiment toward ether. The contrasting flows suggest strong institutional interest and possible strategic accumulation in Bitcoin, while ether faces a more guarded outlook. By mid-October 2026, US spot Bitcoin ETFs had surpassed $56 billion in cumulative inflows, with BlackRock's IBIT leading market share, whereas ether ETFs saw over $950 million in outflows for the month.