According to online reports, the latest data shows that the U.S. spot Bitcoin ETF has reduced its Bitcoin position by 4.76% since February 6, 2025. From January 1 to February 6, the funds added approximately 56,802.86 bitcoins to their balance sheets, but in the past 35 days, their positions have dropped by 55,348.00 bitcoins. As of March 14, the total value of Bitcoin held by these funds was US$93.25 billion, accounting for approximately 5.6% of Bitcoin's total market value. BlackRock's IBIT consolidated its lead with a net inflow of $39.24 billion and a position of 568,559.37 bitcoins. Fidelity's FBTC followed closely in second place, with total inflows of US$11.25 billion and positions of 194,269.83 bitcoins. At the same time, although Gray's GBTC recorded a net outflow of US$22.5 billion, it still ranked third with a position of 193,870.05 bitcoins. These three giants-IBIT, FBTC and GBTC-together account for 85.26% of the 1.121 million Bitcoin positions in the entire ETF community. Although there are currently 12 spot Bitcoin ETFs operating in the market, the 13th contender may join the race. On February 14, Osprey Funds submitted its Form S-1 registration draft for the Osprey Bitcoin Trust (OBTC) to the U.S. SEC. As of March 16, 2025, OBTC has not yet been approved by the SEC, but according to timechainindex.com, the fund already holds approximately 1,934 bitcoins worth as much as US$160 million.