U.S. spot Bitcoin ETFs booked $630 million in total net inflows on May 1, according to SoSoValue data, while spot Ethereum ETFs added $101 million on the same session — a combined $731 million single-day haul across the two complexes.
Why it matters
The print lands the day after the April monthly record, when the Bitcoin complex logged its strongest-ever month of creations. A $630M one-day follow-through the next session argues the bid is structural rather than an end-of-month mechanical flush — institutional allocators are still adding on a fresh month rather than waiting for pullbacks.
Market impact
The Ethereum side is the under-noticed beat. $101M in a single day is the kind of one-session flow ETH ETF products struggled to clear in their first months post-launch; the cadence has now been compounding for several consecutive weeks. Watch whether ETH fund flows keep pace with BTC's on a percentage basis — sustained relative catch-up is the cleanest signal that allocator appetite is broadening beyond a single-asset trade.
Frequently asked questions
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How much did spot Bitcoin and Ethereum ETFs take in on May 1?
U.S. spot Bitcoin ETFs recorded $630 million in net inflows on May 1 (ET), while spot Ethereum ETFs added $101 million on the same session, per SoSoValue — a combined $731 million single-day haul.
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Why does this print matter coming the day after April's record?
April was the strongest month on record for spot BTC ETF creations. A $630M one-day follow-through on May 1 argues the demand is structural rather than a mechanical end-of-month flush — allocators are still adding into a fresh month.
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How significant is $101M in a single day for spot ETH ETFs?
It is well above the daily cadence the ETH ETF complex managed in its early months post-launch, when weekly totals often sat near that level. The print is consistent with several consecutive weeks of sustained ETH fund inflows.
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Does this signal broadening demand beyond Bitcoin?
Potentially. Sustained daily ETH ETF inflows at this scale are the cleanest sign the allocator base is extending beyond a BTC-only trade. Watch ETH's share of total crypto ETF flows relative to BTC for confirmation.
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Where does the data come from?
The figures are sourced from SoSoValue, a widely cited tracker for U.S. spot Bitcoin and Ethereum ETF creations and redemptions.
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