Bitcoin ETFs Lose $643M After Binance Security Breach
2 min read
U.S. spot Bitcoin ETFs recorded approximately $643.3 million in net outflows on October 30, 2026, ending four consecutive trading days of inflows. Farside Investors reported $643.2 million using rounded fund figures, following a reported $6.36 billion Binance security breach.
The extent to which the hack caused ETF withdrawals has not been established. Binance has pledged to cover customer losses using company resources and its Secure Asset Fund for Users (SAFU).
Key Takeaways
- Five major Bitcoin ETFs registered substantial redemptions.
- Bitcoin fell to a reported six-week low of $76,400.
- Ethereum ETFs experienced a fifth consecutive trading session of outflows.
Major Bitcoin Funds Record Outflows
The withdrawals affected several major U.S. spot Bitcoin ETFs, although daily fund-flow figures do not establish individual investors’ reasons for selling.
BlackRock’s iShares Bitcoin Trust (IBIT) recorded $233.7 million in net outflows, according to Farside Investors.
Source: Farside Investors ETF flow data, October 30, 2026.
Binance Recovery and Withdrawal Plans
Binance estimated the security incident’s impact at approximately $6.3 billion and reported freezing around $3 billion in affected assets.
The exchange said its initial investigation identified a potentially compromised employee laptop. It temporarily suspended withdrawals, revoked affected authorisation and engaged law enforcement.
Binance stated that it would cover all losses using corporate resources and SAFU funds. Its withdrawal recovery plan targeted November 1, 2026, subject to security checks and operational clearance.
| Fund | Ticker | Net Outflows |
|---|---|---|
| BlackRock | IBIT | $233.7M |
| Fidelity | FBTC | $201.0M |
| ARK 21Shares | ARKB | $129.5M |
| Grayscale | GBTC | $53.3M |
| Bitwise | BITB | $25.7M |
Live Bitcoin chart
Data: CoinGecko. Prices in USD.
