[December 4: U.S. Bitcoin Spot ETF Net Outflow of $14.9 Million] On December 4, U.S. Bitcoin spot ETFs saw a net outflow of $14.9 million. Among them, BlackRock IBIT had a net inflow of $42.2 million, ARK ARKB had a net outflow of $37.1 million, Grayscale GBTC had a net outflow of $19.6 million, and Grayscale Mini BTC had a net outflow of $0.4 million.