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US Bitcoin ETFs attract $137M, Ether funds see $21M outflows

Reported by Cryptobriefing
Oct 29, 2026· 2 min read
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Key Takeaways
  • • US spot Bitcoin ETFs drew $137 million in net inflows on October 28, 2026, according to data from Alpha Finance and Farside Investors, extending steady demand that also showed up on October 26 and 27.
  • • Spot Ethereum ETFs shed $21.41 million on October 28, extending a run of consecutive withdrawals and bringing October outflows to approximately $1.3 billion.
  • • BlackRock's iShares Bitcoin Trust (IBIT) was flagged as a leading contributor to the day's Bitcoin buying, while its Ethereum fund (ETHA) was a significant driver of Ether outflows.
  • • Cumulative net inflows into US spot Bitcoin ETFs are roughly $57–58 billion since the January 2024 launch, with total assets under management above $100 billion.
  • • Spot Ethereum ETFs, launched in July 2024, hold about $14 billion in assets after roughly $12.5 billion in cumulative net inflows since inception.
Summary
US spot Bitcoin ETFs attracted $137 million in net inflows on October 28, according to data tracked by Alpha Finance and Farside Investors, as reported by Crypto Briefing. BlackRock's iShares Bitcoin Trust, ticker IBIT, was identified as a leading contributor to the day's buying. Other major issuers in the category include Fidelity, Grayscale, and Bitwise. The October 28 inflow followed significant flows on October 26 and October 27, giving the products a run of steady demand.

Cumulative net inflows into US spot Bitcoin ETFs have reached roughly $57–58 billion since the funds launched in January 2024, and total assets under management across the group have surpassed $100 billion. Bitcoin was trading in a range of $80,000 to $81,500 in late October, per the research findings cited by the publisher.

Spot Ethereum ETFs moved in the opposite direction, shedding $21.41 million on October 28. The outflow extended a pattern of consecutive withdrawals, and BlackRock's Ethereum fund, ETHA, was identified as a significant driver. Ethereum ETF outflows approached $1.3 billion for October as a whole. Spot Ethereum ETFs, which debuted in July 2024, have accumulated about $12.5 billion in cumulative net inflows since inception, with total assets of around $14 billion.

The month has been volatile for both products. Mid-October saw a $635 million outflow from Bitcoin ETFs, far larger than the $137 million inflow on October 28, and the turbulence coincided with a sharp increase in Ethereum outflows. The publisher notes that roughly $1.3 billion leaving a product group holding about $14 billion in a single month is significant. BlackRock's presence on both sides of the trade suggests dominant issuers can absorb rotation without losing clients, while smaller issuers more dependent on a single product may experience the swings more sharply.

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Sources

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AlphaMaven summarised this story from the reporting below. Each link opens the original article.

Cryptobriefing US Bitcoin ETFs attract $137M, Ether funds see $21M outflows