According to Odaily citing SoSoValue data, during last week's trading days (April 27 to May 1, Eastern Time), Bitcoin spot ETFs recorded net inflows of $154 million.The Bitcoin spot ETF with the highest net inflows last week was Blackrock's ETF IBIT, with weekly net inflows of $136 million. IBIT's total historical net inflows have now reached $65.5 billion. This was followed by the Ark & 21 Shares ETF ARKB, which saw weekly net inflows of $49.9842 million, bringing its total historical net inflows to $1.660 billion.The Bitcoin spot ETF with the highest net outflows last week was Grayscale's Bitcoin Trust GBTC, which recorded weekly net outflows of $73.7115 million. GBTC's total historical net outflows have now reached $26.290 billion.As of press time, the total net asset value of Bitcoin spot ETFs stands at $103.780 billion, with the ETF net asset ratio (market cap as a percentage of Bitcoin's total market cap) reaching 6.66%. Cumulative historical net inflows have now reached $58.720 billion.