Grayscale officially updates spot Bitcoin ETF holdings data: As of February 15, GBTC holds 459,427.9784 BTC, a decrease of approximately 2,554.9893 from the previous day. In addition, the asset management scale (non-GAAP) of GBTC is $23,762,014,745.55 USD and its circulating shares have decreased to 514,490,100 shares.