Bitcoin ETFs recorded a single-day net outflow of 3,391 BTC, valued at $266.76 million, on September 11. Over the past seven days, Bitcoin ETFs saw a net outflow of 2,921 BTC, worth $229.73 million. Ethereum ETFs posted a single-day net outflow of 17,723 ETH, valued at $46.15 million. Seven-day net outflows for Ethereum ETFs reached 21,062 ETH, worth $54.85 million.