Bitcoin, Ethereum ETFs Grew $23 Billion Last Week—Only $2.6 Billion Was New Money
In brief U.S. spot Bitcoin and Ethereum ETFs added $2.6 billion in net inflows for the week ending August 21, their best week since October 2025, while total assets under management jumped roughly $23 billion.

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Key Facts
- Fact 1: spot Bitcoin and Ethereum ETFs added $2.6 billion in net inflows for the week ending August 21, their best week since October 2025, while total assets under management jumped roughly $23 billion.
- Fact 2: Bitcoin ETF assets rose 25.4% to $96.1 billion and Ethereum ETF assets rose 35.9% to $14.3 billion, according to SoSoValue data.
- Fact 3: Bitcoin gained about 24% and Ethereum about 30% during the week after the Treasury doubled a bond-buyback program and a short squeeze wiped out billions in bearish bets.
- Fact 4: spot Bitcoin and Ethereum ETFs picked up roughly $23 billion in total value last week.
In brief U.S. spot Bitcoin and Ethereum ETFs added $2.6 billion in net inflows for the week ending August 21, their best week since October 2025, while total assets under management jumped roughly $23 billion.
Bitcoin ETF assets rose 25.4% to $96.1 billion and Ethereum ETF assets rose 35.9% to $14.3 billion, according to SoSoValue data. Bitcoin gained about 24% and Ethereum about 30% during the week after the Treasury doubled a bond-buyback program and a short squeeze wiped out billions in bearish bets. U.S.
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Original source: Decrypt
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