According to ChainCatcher, Farside Investors has monitored that the US Bitcoin spot ETF has accumulated a net inflow of US$17.589 billion since its launch, including:
BlackRock IBIT has accumulated a net inflow of US$19.727 billion;
Fidelity FBTC has accumulated a net inflow of US$9.992 billion;
Grayscale GBTC has accumulated a net outflow of US$18.814 billion.