According to SoSoValue data, U.S. spot Bitcoin ETFs saw a total net outflow of $349 million on March 6 (Eastern Time).
On that day, the Fidelity spot Bitcoin ETF (FBTC) recorded the largest single-day net outflow at $159 million. To date, FBTC's cumulative net outflow is $153 million.
BlackRock's spot Bitcoin ETF (IBIT) followed, with a single-day net outflow of $143 million. IBIT's cumulative net inflow currently stands at $660 million.
As of now, the total net asset value (NAV) of spot Bitcoin ETFs is $87.075 billion, representing an ETF net asset ratio (ETF market cap as a percentage of Bitcoin's total market cap) of 6.39%. The cumulative net inflow into these ETFs has reached $55.369 billion.