According to Foresight News, data from SoSo Value revealed that Grayscale's Bitcoin spot ETF, GBTC, experienced a net outflow of $671 million on January 26th (Eastern Time), setting a record for the largest single-day net outflow. The previous record was set on January 22nd, with a net outflow of $640 million. As of the time of writing, the cumulative net outflow for Grayscale's GBTC ETF has reached $54.6 billion, while still holding $199.9 billion in net assets.