Odaily News Lookonchain monitored the US spot Bitcoin ETF data on July 17 and showed: 1. BlackRock increased its holdings by approximately 4,005 bitcoins, worth approximately US$260.46 million, and currently holds 322,125 bitcoins, worth approximately US$20.95 billion; 2. Grayscale reduced its holdings by 11 bitcoins, worth approximately US$728,000, and currently holds 273,016 bitcoins, worth approximately US$17.75 billion; 3. The 9 Bitcoin ETFs increased their holdings by a total of 5,763 bitcoins, worth approximately US$374.8 million.