Odaily Planet Daily News Lookonchain monitored the US spot Bitcoin ETF data on July 19 and showed: 1. BlackRock increased its holdings by 1,616 bitcoins, worth approximately US$106.28 million, and currently holds 325,449 bitcoins, worth approximately US$21.4 billion; 2. Grayscale reduced its holdings by 845 bitcoins, worth approximately US$55.58 million, and currently holds 272,160 bitcoins, worth approximately US$17.89 billion; 3. 9 Bitcoin ETFs hold a total of 38 bitcoins, worth approximately US$2.49 million.