Lookonchain
Spot Bitcoin and Ethereum ETFs bled capital on May 20 while a single Solana fund kept printing net inflows, underlining the divergence that's been widening in US-listed crypto products since mid-month.
Why it matters
Spot Bitcoin ETFs shed 4,374 BTC ($338.14M) in a single day and 23,132 BTC ($1.79B) over the trailing seven sessions. Spot Ethereum ETFs saw 35,904 ETH ($76.48M) leave on the day and 116,679 ETH ($248.53M) over the week. The Solana fund was the sole green line on the board, adding 27,115 SOL ($2.32M) on May 20 and 194,541 SOL ($16.61M) over the week — its ninth straight session of net inflows.
The split is sharp enough that flow alone is becoming a relative-value tell between the three products.
Market impact
Bitcoin and Ethereum ETF outflows of this scale over a seven-day window tend to pressure the underlying spot price while the trades are working through authorised participants; Solana's cumulative $16.61M inflow into a single fund is small in dollar terms but matters as a directional indicator — issuers reading sustained positive flow into one product have a green light to file the next.
Watch the daily tape: a second consecutive day of single-day BTC outflows above $300M would mark the heaviest two-day drawdown since the early-year rotation, while a tenth straight green session for the Solana fund would push cumulative weekly SOL inflows past the 220,000 mark.
Frequently asked questions
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How much did spot Bitcoin and Ethereum ETFs lose on May 20?
Spot Bitcoin ETFs shed 4,374 BTC ($338.14M) and spot Ethereum ETFs shed 35,904 ETH ($76.48M) on May 20, for a combined one-day drawdown of about $414.62M.
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What is the trailing seven-day flow picture across spot crypto ETFs?
Spot Bitcoin ETFs are down 23,132 BTC ($1.79B) and spot Ethereum ETFs are down 116,679 ETH ($248.53M) over the past seven sessions. The spot Solana fund is up 194,541 SOL ($16.61M) over the same window.
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Why is the Solana ETF inflow number significant despite being smaller?
The $2.32M single-day SOL inflow was the fund's ninth consecutive net-positive session, making it the only green line on a red board and a directional signal for issuers watching sustained demand.
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How do ETF outflows affect the underlying BTC and ETH price?
Large ETF outflows force authorised participants to redeem shares by selling the underlying spot tokens, which adds sell pressure through the creation/redemption mechanism and can weigh on spot prices while the trades clear.
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What would mark an escalation in the spot Bitcoin ETF outflow trend?
A second consecutive single-day outflow above $300M in spot Bitcoin products would mark the heaviest two-day drawdown since the early-year rotation and signal that the rotation is accelerating rather than normalising.
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