BlackRock and Michael Saylor together hold approximately 1,377,914 bitcoins valued at $162.9 billion, representing about 6.56% of the total Bitcoin supply. U.S. spot Bitcoin exchange-traded funds (ETFs) collectively hold around 1.3 million bitcoins worth $154 billion. The market share of Bitcoin and Ethereum ETFs among all U.S.-listed ETFs has reached a record 1.6%, reflecting an eightfold increase in implied allocation to these cryptocurrencies over the past two years. Additionally, Ethereum's share in ETFs is projected to surpass Bitcoin's by September 2025 if current trends continue.