US spot Bitcoin ETFs witnessed a substantial net outflow of $20.45 million mid-week, sparking concerns amid the current market instability. Grayscale’s GBTC experienced a significant $26.99 million withdrawal, while Fidelity’s FBTC countered with a $6.55 million inflow. The other nine ETFs, such as BlackRock’s IBIT and Bitwise’s BITB, showed no inflows or outflows. Trading volumes