[Four Consecutive Weeks of Net Inflows Ended, Bitcoin Spot ETFs Saw $903 Million Net Outflow Last Week] BlockBeats reports that on September 28, according to SoSoValue data, during last week's trading days (Eastern Time, September 22 to September 26), Bitcoin spot ETFs experienced a weekly net outflow of $903 million, with only BlackRock's Bitcoin ETF IBIT achieving a net inflow. The Bitcoin spot ETF with the highest weekly net inflow last week was BlackRock's Bitcoin ETF IBIT, with a weekly net inflow of $174 million. To date, IBIT's total historical net inflow has reached $60.82 billion. The Bitcoin spot ETF with the highest weekly net outflow last week was Fidelity's ETF FBTC, with a weekly net outflow of $738 million. To date, FBTC's total historical net inflow has reached $11.92 billion. The second-largest weekly net outflow was from Ark Invest and 21Shares' ETF ARKB, with a weekly net outflow of $123 million. To date, ARKB's total historical net inflow has reached $2.10 billion. As of the time of writing, the total net asset value of Bitcoin spot ETFs stands at $143.56 billion, with the ETF net asset ratio (market value as a percentage of Bitcoin's total market cap) at 6.59%. The cumulative historical net inflow has reached $56.81 billion.