Investors pulled $643.2 million from Bitcoin exchange-traded funds on Friday, the first complete trading session after a hack at Binance that has been described as the largest in crypto history. The outflow pushed the month's tally into the red: October closed with roughly $516 million in net outflows from the products, according to coverage of the fund-flow data.
The size of the theft is cited slightly differently across the reporting reviewed by FXMARE. One account puts the loss at $6.4 billion, while another gives a figure of $6.3 billion. FXMARE has not been able to reconcile the two numbers from the material available, and both are far larger than the amounts typically associated with exchange breaches. Whichever figure is used, the incident is characterized as a record.
Separately, wire reports indicate that Binance plans to resume crypto withdrawals following the attack. Exchanges commonly halt or restrict outgoing transfers while they investigate a security breach, and the reopening of withdrawals is therefore a notable step in the exchange's response. The sources reviewed do not spell out the timetable, the conditions attached, or how the stolen funds will be handled, and FXMARE does not speculate on those points.
Spot Bitcoin ETFs hold the underlying asset on behalf of shareholders and trade on conventional stock exchanges, which makes their daily flow figures a widely watched gauge of investor appetite for bitcoin through regulated channels. Net outflows mean more money left the funds through redemptions than entered through new purchases. Friday's withdrawals were recorded in the first full session after news of the breach, and the October total finished negative.
The reports present the timing of the outflows and the hack as closely linked, but they do not provide data on the motives of individual fund investors. What the figures show is the scale of the withdrawals and the month's net result, set against a security incident that has put the largest crypto exchange under scrutiny.
Why it matters for traders
Daily ETF flows are one of the clearest public measures of how regulated-market investors are positioning in bitcoin, and a $643.2 million outflow right after a record exchange hack shows how security shocks can feed into that demand. The pending restart of Binance withdrawals is a further factor for crypto traders watching exchange operations and counterparty risk.