According to BlockBeats, on August 16, according to Farside Investors data, as of now:
Yesterday's Bitcoin spot ETF: Grayscale GBTC had a net outflow of US$25 million, Grayscale BTC had a net inflow of US$13.7 million, and Bitwise's BITB had a net inflow of US$6.2 million.
Yesterday, Ethereum spot ETF: ETHE had a net outflow of US$42.5 million.