Bitcoin ETF calls surge 24-fold as puts fall 52.75%, reaching 1.95M IBIT underlying shares

Aug. 14, 2026 at 1:40 pm GMT • 2 min read 01 UBS reported 1.95 million IBIT call underlying-share equivalents at June 30, up from 80,000 in March. 02 Its non-option IBIT holdings rose 11.94% to 407,890 shares, far less than the call-line increase. 03 The filing does not disclose who benefited or whether the positions reflected hedging, market making, or trading.UBS Group’s Aug. 13 regulatory filing showed that shares underlying its reported call options on BlackRock’s iShares Bitcoin Trust ETF (IBIT) climbed to 1.95 million during the second quarter, while its reported non-option share position increased 11.94%.The Form 13F filing, which the U.S. Securities and Exchange Commission accepted on Aug. 13, covered positions reported as of June 30. Across five non-option IBIT rows, UBS listed 407,890 shares, up from 364,371 across comparable rows at March 31. The increase was 43,519 shares.However, the call line changed far more. UBS had reported calls covering 80,000 underlying shares at March 31, then 1.95 million at June 30. That was an increase of 1.87 million underlying-share equivalents, or 2,337.5%, leaving the quarter-end amount at more than 24 times its March level.Form 13F pres...