[UBS Significantly Increases Bitcoin ETF Options Holdings, IBIT Call Positions Surge 24x Quarterly] According to CoinDesk, Swiss banking giant UBS significantly increased its exposure to BlackRock's iShares Bitcoin Trust (IBIT) in the second quarter. Its nominal IBIT call option positions surged from 80,000 shares to approximately 1.95 million shares, a quarterly increase of over 24 times. Meanwhile, its direct holdings of IBIT shares rose from 364,371 shares to 407,890 shares, an increase of about 12%. In contrast, UBS's nominal IBIT put option positions dropped from 303,300 shares to 143,300 shares, a decline of approximately 53%. Regulatory filings did not disclose the strike prices or expiration dates of the options, nor did they specify whether the changes were driven by client trading demand, market-making hedging, active management, or proprietary trading.