According to SoSoValue data, Ethereum spot ETFs saw a net outflow of $644 million last week (December 15th to December 19th, Eastern Time), with none of the nine ETFs experiencing net inflows. The Ethereum spot ETF with the largest net outflow last week was BlackRock ETF ETHA, with a weekly net outflow of $558 million. ETHA's historical total net inflow has reached $12.67 billion. This was followed by Grayscale Ethereum Trust ETF ETHE, with a weekly net outflow of $32.36 million. ETHE's historical total net outflow has reached $5.05 billion. As of press time, the total net asset value of Ethereum spot ETFs was $18.21 billion, with an ETF net asset value ratio (market capitalization as a percentage of total Ethereum market capitalization) of 5.04%. The historical cumulative net inflow has reached $12.44 billion.