U.S. spot Bitcoin ETFs recorded $131 million in net outflows on Aug. 13, their first back-to-back outflows since late July, and then saw a 2,015 BTC daily net outflow worth about $126 million on Aug. 14, according to cited SoSoValue, Farside Investors and Lookonchain data. U.S. spot Ethereum ETFs posted a second straight day of modest net inflows on Aug. 13, estimated at about $5.9 million to $6.7169 million, led by Grayscale's Ethereum Mini Trust, before recording a 277 ETH net outflow worth about $517,100 on Aug. 14, according to Lookonchain. Over the seven days cited by Lookonchain, Bitcoin ETFs posted cumulative net outflows of 3,890 BTC worth $243 million, while Ethereum ETFs recorded net inflows of 22,900 ETH worth $42.74 million.