Spot Bitcoin ETFs see $643 million outflow in single day

U.S. spot Bitcoin ETFs recorded a massive $643 million net outflow on October 30, 2026, abruptly halting a four-day inflow streak and turning the weekly balance negative. The market retreat followed a major security breach at Binance, where hackers linked to North Korea's TraderTraitor unit drained $6.36 billion. Redemptions were led by BlackRock's IBIT ($234 million) and Fidelity's FBTC ($201 million), while spot Ethereum funds shed $156 million. Bitcoin fell 1.7% to $77,189 amid expiring options contracts.

Overall U.S. spot Bitcoin ETF outflows

• ▪Five of the 12 U.S. spot Bitcoin ETFs recorded withdrawals on October 30, 2026, while the remaining seven funds reported zero net flows
• ▪U.S. spot Bitcoin exchange-traded funds recorded $643 million in net outflows on October 30, 2026, ending a four-day streak of inflows
• ▪The $643 million in US spot Bitcoin ETF redemptions on October 30, 2026 erased approximately $424 million to $440.8 million in net inflows accumulated from October 26 through October 29, 2026
• ▪Total net assets across U.S. spot Bitcoin ETFs ranged between $98 billion and $104 billion as of late October 2026

Outflows from individual Bitcoin ETFs

• ▪Ark Invest's Bitcoin ETF posted one of the largest exits alongside BlackRock and Fidelity products on October 30, 2026
• ▪Fidelity's Wise Origin Bitcoin Fund experienced around $201 million in withdrawals on October 30, 2026
• ▪BlackRock's iShares Bitcoin Trust recorded approximately $234 million in redemptions on October 30, 2026, leading all Bitcoin ETF outflows

U.S. spot Ethereum ETF outflows

• ▪U.S. spot Ethereum ETFs hold approximately $13 billion to $14 billion in total assets as of late October 2026
• ▪BlackRock's iShares Ethereum Trust led Ethereum ETF outflows on October 30, 2026, recording approximately $76.6 million in redemptions
• ▪U.S. spot Ethereum ETFs experienced $156 million in net outflows on October 30, 2026

Binance Hack and security response

• ▪Blockchain analytics firm TRM linked the October 29, 2026 Binance theft to the North Korean hacking unit TraderTraitor
• ▪Binance suspended deposits and withdrawals following the October 29, 2026 Binance hack while stating that user funds remained safe
• ▪Hackers drained approximately $6.36 billion from the Binance crypto exchange across 10 blockchains on October 29, 2026

Bitcoin October price performance

• ▪Bitcoin traded down 1.7% in 24 hours at $77,189 on October 30, 2026, bringing its monthly decline for October to 7.3%
• ▪Bitcoin dropped 3.95% in October 2025, with consecutive October price declines occurring only once previously in 2011 and 2012