Deep Tide TechFlow News, October 23, according to Trader T monitoring, yesterday the US Bitcoin spot ETF had a net outflow of 79.12 million USD. Among them, BlackRock IBIT had a net inflow of 42.95 million USD, Fidelity FBTC had a net inflow of 8.85 million USD, and Ark ARKB had a net outflow of 134.74 million USD.