Jane Street has significantly increased its stake in IBIT, acquiring 7,105,206 shares valued at $276 million in Q4 2025, according to QuiverQuant data. This brings the financial giant's total holdings to 20,315,780 shares, worth $790 million. The move comes amid community rumors alleging that Jane Street is manipulating Bitcoin prices through high-frequency trading at 10:00 AM Eastern Time daily. In addition to Jane Street, BlackRock and Morgan Stanley also expanded their IBIT holdings by over 2.37 million shares during the same period. These developments highlight the growing interest of major financial institutions in IBIT, despite the ongoing speculation about market manipulation.