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News · Institutions & ETFs

US Spot Bitcoin ETFs Secure $526M as BlackRock IBIT Inflows Outpace Rivals

A $665.2 million surge into BlackRock's IBIT delivered the category's largest single-day inflow in a month, despite redemptions across rival funds.

$BTC $81,361 −1.6%$ETH $2,380 −2.3%
October 20, 2026basisdesk.news
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Key point 1 of 3

01

US spot bitcoin funds netted $526.6 million on Monday, marking their highest single-day inflow since Sept. 22.

October 20, 2026basisdesk.news
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Key point 2 of 3

02

BlackRock's IBIT took in $665.2 million, offsetting $83.6 million in FBTC outflows and $54.9 million from GBTC.

October 20, 2026basisdesk.news
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Key point 3 of 3

03

US spot ether funds lost $103.3 million in their fourth consecutive outflow day, led by $95.4 million from ETHA.

October 20, 2026basisdesk.news
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Context

The surge follows a soft prior week that witnessed $228.5 million in withdrawals, leaving month-to-date net flows for the bitcoin funds down about $90.5 million.

October 20, 2026basisdesk.news
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Why it matters

Capital allocations remain highly polarized toward BlackRock's vehicle, as rival issuers like Fidelity and Grayscale continue to experience steady redemptions.

October 20, 2026basisdesk.news
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What to watch

Subsequent daily net flow prints across the 11 spot bitcoin funds to determine whether total October flow metrics flip positive.

October 20, 2026basisdesk.news
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Sources

Built from 1 primary source, machine-checked before publication.

  • coindesk.com
October 20, 2026basisdesk.news
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