According to TechFlow, according to Lookonchain monitoring data, on June 28, the US spot Bitcoin ETF increased its holdings by a total of 596 bitcoins, worth about $36.5 million. Among them: Grayscale increased its holdings by about 60 bitcoins, worth about $3.6 million, and currently holds 275,955 bitcoins, worth about $16.89 billion; Fidelity increased its holdings by 109 bitcoins, worth about $6.7 million, and currently holds 167,900 bitcoins, worth about $10.28 billion.