According to the latest regulatory filings, UBS (UBS) increased its call option-related holdings in BlackRock's spot Bitcoin ETF (IBIT) from 80,000 shares to 1.95 million shares, a more than 24-fold increase, while its direct holdings also rose by 12% to 407,890 shares, valued at approximately $13.6 million. Tudor Investment increased its IBIT holdings by 18.9% to 688,529 shares, valued at approximately $22.9 million. Additionally, Morgan Stanley's IBIT holdings grew by 23% to 16.5 million shares, and its BlackRock Ethereum ETF holdings increased by 202% to 4.6 million shares. JPMorgan Chase (JPMorgan) increased its IBIT holdings from 8.3 million shares to 10.4 million shares, and its BlackRock Ethereum ETF holdings also grew more than fourfold to 1.17 million shares. These institutions generally increased their exposure to cryptocurrency investment products in the second quarter.