U.S. spot Bitcoin ETFs draw $3.8 billion over three-week streak in 2026
AI Market Summary
U.S. spot Bitcoin ETFs posted their strongest three-week inflow streak, totaling $3.8B, with the latest week adding $986.9M and IBIT dominating Friday flows. The data signals a renewed bid for regulated BTC exposure even as year-to-date ETF flows remain near -$1B and daily inflows slowed sharply into Friday. Cooling inflows in ETH and XRP ETFs indicate demand is narrowing toward Bitcoin.
Impact level
● High
Affected assets
BTC/USDT-1.98%
AI Insight · BTC/USDTAI Insight
▲ Bullish
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U.S. spot Bitcoin ETFs posted their strongest run of three straight weeks of net inflows in 2026, according to SoSoValue data cited by ChainCatcher. For the week ended September 5, net inflows totaled $986.9 million, lifting aggregate inflows over the past three weeks to $3.8 billion—about 7% higher than the prior week's tally.
Even with the pickup in demand, year-to-date flows remain in the red at roughly negative $1 billion. On Friday, single-day net inflows fell to $174.6 million, down sharply from more than $731 million on Thursday.
BlackRock's iShares Bitcoin Trust (IBIT) led Friday's intake with $1.174 billion, representing about 67% of the day's net inflows, while Fidelity's Wise Origin Bitcoin Fund (FBTC) recorded $572 million. All other U.S. spot Bitcoin ETFs reported no net inflows on Friday.
Bitcoin briefly slipped below $79,000 before rebounding to around $79,700, and is up about 2.6% over the past seven days. As of Friday, total net asset value across U.S. spot Bitcoin ETFs stood at approximately $101.3 billion, with cumulative net inflows of $55.6 billion.
Flows into spot Ethereum and XRP ETFs cooled markedly. Weekly net inflows eased to $218.4 million for Ethereum and $19 million for XRP, down about 74% and 83% from the prior week. Year-to-date cumulative net inflows are roughly $863 million for Ethereum ETFs and $515 million for XRP ETFs.
