Spot Bitcoin ETFs Snap Six-Week Inflow Streak with $1.04B Weekly Outflow!

Spot Bitcoin ETFs recorded a net outflow of $1.039 billion for the week of May 11–15, ending six consecutive weeks of net inflows — the longest sustained institutional buying streak since the products launched. The reversal marks a meaningful shift in short-term sentiment among ETF-tracked allocators.

Spot Ethereum ETFs compounded the bearish read, posting a $255 million net outflow over the same period. The altcoin picture was more nuanced: spot SOL ETFs bucked the trend with $58.12 million in net inflows, and spot XRP ETFs added $60.50 million — suggesting rotation rather than a wholesale exit from crypto exposure.

Whether this week's BTC outflow is a one-off rebalancing event or the start of a broader institutional pullback is the key question. Six weeks of inflows had been cited as evidence of structural demand; one week of $1B+ outflows doesn't erase that thesis, but it puts it…