Bitcoin ETFs in the U.S. suffered their fifth consecutive day of outflows, resulting in losses of over $900 million for the week. Grayscale's GBTC and Fidelity's FBTC experienced the most outflows, while BlackRock's IBIT was the only ETF to record net inflows. The 11 listed ETFs lost $140 million on Thursday, with Grayscale's GBTC leading outflows at $53 million. This outflow activity is the worst since late April, when there were $1.2 billion in total net outflows.