Golden Finance reported that according to Lookonchain monitoring, the data of US spot Bitcoin ETF on May 22 showed that Grayscale GBTC increased its holdings of 122 bitcoins, worth approximately US$8.5 million. Grayscale currently holds a total of 289,512 bitcoins, worth approximately US$20.27 billion; BlackRock increased its holdings of 4,168 bitcoins, worth approximately US$292 million, and currently holds a total of 281,884 bitcoins, worth approximately US$19.74 billion; 9 Bitcoin ETFs increased their holdings of a total of 3,967 bitcoins, worth approximately US$277.76 million.