US Crypto ETFs See $1.20B Inflows Week Ending Sep 4

US spot Bitcoin and Ethereum exchange-traded funds experienced significant net inflows totaling approximately $1.20 billion during the week ending September 4, 2026, with Bitcoin funds attracting the vast majority of this capital. Investor demand remained robust, particularly on Thursday, September 3, which saw a surge in activity. On that Thursday, Bitcoin ETFs alone attracted $730.8 million, marking their third-largest daily inflow of the year. Ethereum ETFs added another $141.4 million on the same day, bringing the combined total for both cryptocurrencies to $872.2 million. This influx of capital coincided with Bitcoin prices climbing above $81,000 and Ethereum surpassing $2,500. BlackRock's iShares Bitcoin Trust (IBIT) was a leading contributor, drawing approximately $454 million on September 3, accounting for about 62% of the day's Bitcoin ETF inflows. Other significant Bitcoin funds included ARK Invest and 21Shares' ARKB, which added $137.7 million, and Fidelity's FBTC, which saw $74.4 million in inflows. Grayscales Bitcoin Mini Trust also recorded $48.8 million. However, some funds, such as VanEck's HODL, experienced outflows.