Lookonchain
Spot Bitcoin and Ethereum ETFs bled capital in the week ending May 25, with the two asset classes combining for roughly $1.5B of net outflows. Bitcoin products shed 16,595 $BTC (~$1.29B) over seven days, including a 968 $BTC (~$75M) single-day outflow. Ethereum products printed a heavier relative wound: 105,862 $ETH (~$224.75M) exited over the week, with 2,699 $ETH (~$5.73M) leaving on the day.
Why it matters
The seven-day read is what matters here, not the single-day print. Both $BTC and $ETH products registered red on every timeframe inside the week, a cadence that points to persistent institutional de-risking rather than a one-off rebalance. The $ETH drawdown is particularly heavy relative to AUM — losing more than a quarter of a billion in a single week is a structural flow, not noise.
Market impact
Solana ETFs were the clean counter-signal: +192,835 $SOL (~$16.58M) over seven days, including 72,516 $SOL (~$6.24M) on the day. The $SOL product complex remains small in absolute terms, but the seven-day direction is a clean divergence from $BTC and $ETH, suggesting allocators are rotating within crypto exposure rather than exiting the complex outright. Worth watching whether the $SOL inflow base holds if $BTC and $ETH outflows accelerate further.
Frequently asked questions
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How much did spot Bitcoin and Ethereum ETFs lose in the week ending May 25?
Spot Bitcoin ETFs shed 16,595 $BTC (~$1.29B) over seven days, including 968 $BTC (~$75M) on May 25. Spot Ethereum ETFs lost 105,862 $ETH (~$224.75M) over the week, with 2,699 $ETH (~$5.73M) exiting on the day. Combined outflows were roughly $1.5B.
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Why are Bitcoin and Ethereum ETF outflows significant?
Both products registered net outflows on every timeframe inside the week, a cadence that points to persistent institutional de-risking rather than a one-off rebalance. The $ETH drawdown is heavy relative to AUM — more than a quarter-billion in a single week reads as a structural flow, not noise.
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Did Solana ETFs also see outflows?
No — Solana ETFs posted the clean counter-signal. They added 192,835 $SOL (~$16.58M) over seven days, including 72,516 $SOL (~$6.24M) on May 25. The $SOL product complex is still small in absolute terms, but the seven-day direction diverged cleanly from $BTC and $ETH.
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What does the BTC/ETH outflow vs. SOL inflow divergence mean?
It suggests allocators are rotating within crypto exposure rather than exiting the complex outright. The $SOL inflow base is a small but clean counter-signal against the broader risk-off tape seen in $BTC and $ETH products.
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What should investors watch next in ETF flows?
Whether the $SOL inflow base holds if $BTC and $ETH outflows accelerate further, and whether the $ETH outflows continue to outpace $BTC on a relative-to-AUM basis — that would reinforce the structural-de-risking read over a routine rebalance.
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