WuShuo has learned that, according to the latest 13F filing disclosed by the SEC, the UAE Abu Dhabi sovereign wealth fund Mubadala (Mubadala Investment Co PJSC) has revealed its holdings for the first quarter. As of March 31, 2026, the fund held approximately $566 million worth of BlackRock Bitcoin Spot ETF (IBIT), with a total of 14,721,917 shares. Compared to the 12,702,323 shares disclosed in the previous quarter, Mubadala increased its IBIT holdings by about 16% in the first quarter of this year. https://(wublock123.com)/news/mubadala-increases-blackrock-ibit-holdings-16pct-to-566m-61155