Key Takeaways
- • U.S. spot bitcoin ETFs recorded $643.2 million in net outflows on October 30, 2026, their largest single-day withdrawal since June, according to Farside Investors data.
- • BlackRock's IBIT led redemptions with $233.7 million, followed by Fidelity's FBTC at $201.0 million and ARK 21Shares' ARKB at $129.5 million.
- • The outflow erased four straight sessions of inflows and left the week $202.4 million negative, after the funds had taken in $440.8 million from October 26 through 29.
- • Ether funds lost $155.7 million on the same day, bringing their October withdrawals to about $1.61 billion.
- • Bitcoin traded near $77,400 on October 31, below Glassnode's estimated $81,500 average cost basis for ETF holders, a level that could pressure marginal holders.
Summary
BlackRock's IBIT led redemptions with $233.7 million, followed by Fidelity's FBTC at $201.0 million and ARK 21Shares' ARKB at $129.5 million. Grayscale's GBTC lost $53.3 million and Bitwise's BITB lost $25.7 million, while the remaining products recorded no flows.
The funds had taken in $440.8 million over October 26 through 29, so Friday's exit left the week $202.4 million in the red. Summing Farside's daily totals puts October's net outflow at about $515.9 million. IBIT alone drew roughly $932 million for the month, while the other funds lost about $1.45 billion combined, indicating that assets continue to consolidate in the largest issuer.
Ether funds also lost $155.7 million on the day, bringing their October withdrawals to about $1.61 billion. Cumulative net inflows into U.S. spot bitcoin ETFs since their January 2024 debut stood at about $57.0 billion.
Bitcoin traded near $77,400 on October 31, below Glassnode's estimated $81,500 average cost basis for ETF holders. According to the report, that gap could pressure marginal holders.
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