U.S. Bitcoin ETFs Bleed $145.7 Million as Ethereum ETFs See Rare Inflow Day

US-listed spot Bitcoin ETFs recorded $145.7 million in net outflows on May 8, 2026, according to Farside data, while Ethereum spot ETFs moved in the opposite direction with $3.6 million in net inflows — a modest but notable divergence between the two leading crypto ETF categories.Bitcoin ETF outflows: Fidelity leads the retreatFidelity's FBTC bore the brunt of the day's Bitcoin ETF outflows, recording $97.6 million in net redemptions — accounting for roughly two-thirds of the total $145.7 million that left the Bitcoin ETF complex on the day. The remaining outflows were distributed across other funds in the space.The day's figures extend a pattern of choppy flow data for Bitcoin ETFs in May, following a strong late-April inflow streak that had accumulated nearly $1.7 billion before reversing earlier this week.