According to TechFlow, Lookonchain data shows that on June 3, 9 ETFs added 2,413 BTC, worth about $166 million. However, Grayscale reduced 12 BTC, worth about $809,000, and currently holds a total of 286,957 BTC, worth about $19.75 billion. On the other hand, Blackrock added 2,505 BTC, worth about $172.4 million, and currently holds a total of 291,563 BTC, worth about $20.07 billion.