TechFlow news, August 28 — According to SoSoValue data, on the previous day (August 27, U.S. Eastern Time), spot Bitcoin ETFs recorded a total net outflow of $127 million, marking the first net outflow after eight consecutive days of net inflows. On that day, Grayscale’s ETF GBTC saw a single-day net outflow of $18.3154 million, bringing GBTC's historical cumulative net outflow to $19.751 billion. Grayscale's Bitcoin Mini Trust ETF BTC reported a daily net outflow of $0.00, with its historical cumulative net inflow remaining at $357 million.
At the time of reporting, the total net asset value of spot Bitcoin ETFs reached $57.068 billion, representing an ETF net asset ratio (market value as a percentage of Bitcoin's total market cap) of 4.67%, with historical cumulative net inflows totaling $17.952 billion.





