According to SoSoValue data, US spot Bitcoin ETFs recorded a net inflow of $347 million on September 23, with BlackRock's IBIT leading with a net inflow of $166 million. During the same period, US spot Ethereum ETFs also achieved a net inflow of $105 million, with BlackRock's ETHA contributing approximately $50.8 million. The combined net inflow for these two major categories of US spot crypto ETFs on that day was approximately $452 million.