According to ChainCatcher, according to Lookonchain monitoring, the data of US Bitcoin spot ETF on May 30 showed:

Grayscale GBTC reduced its holdings by 1,550 bitcoins, equivalent to about $105.8 million;

Grayscale currently holds a total of 287,443 bitcoins, equivalent to about $19.6 billion;

BlackRock increased its holdings by 364 bitcoins, equivalent to about $24.86 million, and currently holds a total of 289,035 bitcoins, equivalent to about $19.72 billion;

9 Bitcoin ETFs reduced their holdings by a total of 667 bitcoins, equivalent to about $45.5 million.