According to ChainCatcher, according to Lookonchain monitoring, the US spot Bitcoin ETF data on June 17 showed:

Fidelity reduced its holdings by 1,224 bitcoins, worth about $80.34 million, and currently holds 171,529 bitcoins, worth about $11.25 billion;

Grayscale reduced its holdings by 936 bitcoins, worth about $61.4 million, and currently holds 281,212 bitcoins, worth about $18.45 billion;

9 Bitcoin ETFs reduced their holdings by a total of 3,169 bitcoins, worth about $208 million.