Odaily News Lookonchain monitored the US spot Bitcoin ETF data on June 17 and showed: 1. Fidelity reduced its holdings of 1,224 bitcoins, worth approximately US$80.34 million, and currently holds 171,529 bitcoins, worth approximately US$11.25 billion; 2. Grayscale reduced its holdings of 936 bitcoins, worth approximately US$61.4 million, and currently holds 281,212 bitcoins, worth approximately US$18.45 billion; 3. The 9 Bitcoin ETFs reduced their holdings by a total of 3,169 bitcoins, worth approximately US$208 million.