BlackRock IncBLK
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Record call volume and $1B inflows into IBIT indicate strong investor demand for BlackRock's Bitcoin ETF.

Call-option volume on BlackRock's iShares Bitcoin Trust hit a record 1.58 million contracts on Aug. 19, according to Goldman Sachs data highlighted by The Kobeissi Letter. IBIT call volume remained above one million contracts for three consecutive sessions, while its three-day call skew jumped 0.05, the largest increase in available data going back to January 2025. The options rush coincided with more than $1 billion of fresh inflows into IBIT between Aug. 19 and Aug. 21 as Bitcoin climbed toward $80,000.
BlackRock IncRecord call volume and $1B inflows into IBIT indicate strong investor demand for BlackRock's Bitcoin ETF.