According to Lookonchain monitoring, on December 6, ten US bitcoin ETFs had a net inflow of 7,591 BTC ($750.67 million), of which BlackRock had inflows of 7,727 BTC ($764.11 million). BlackRock currently holds 521,164 BTC, about $51.54 billion; Nine Ethereum ETFs have a net inflow of 108,045 ETH, of which BlackRock has inflows of 76,600 ETH ($307.09 million). BlackRock currently holds 837,578 ETH, which is about $3.36 billion.