Churchill Capital Corp IX/Cayman (CCIX) Institutional Ownership

Ownership Summary

Churchill Capital Corp IX/Cayman (NASDAQ:CCIX) has 58 institutional investors with active 13F positions as of December 2025.

• Their combined ownership stood at 78.8% of outstanding shares in December 2025, down from 79.7% in September 2025.
• Their total shares held in CCIX increased 5.58% from the prior quarter, while the number of investors in Churchill Capital Corp IX increased 28.89% year over year.
• Of these 58 holders, 17 added to their stakes in Churchill Capital Corp IX, 20 trimmed positions, and 21 made no changes.
• In total, institutional investors held 28.91Mn shares in Churchill Capital Corp IX as of December 2025, up by 1.53Mn shares quarter on quarter, and up 4.89Mn shares year over year.
• Alberta Investment Management Corp holds the largest position in CCIX at 3.0Mn shares as of December 31, 2025, or 8.18% of shares outstanding.
• The most significant purchases of CCIX for the quarter ending December 2025 came from TENOR CAPITAL MANAGEMENT Co., L.P. (1.26Mn), Berkley W R Corp (896.2K), RiverPark Advisors, LLC (449.07K), Crossingbridge Advisors, LLC (449.07K), METEORA CAPITAL, LLC (281.63K).
• Top sellers of CCIX stock for the quarter ending December 2025 included DLD Asset Management, LP (597.58K), Polar Asset Management Partners Inc. (506.24K), Toronto Dominion Bank (330.69K), GRITSTONE ASSET MANAGEMENT LLC (260.0K), PICTON MAHONEY ASSET MANAGEMENT (164.2K).
• According to Business Quant data, leading holders of CCIX for December 2025 are Alberta Investment Management Corp (3.0Mn), Fort Baker Capital Management LP (2.83Mn), TENOR CAPITAL MANAGEMENT Co., L.P. (2.7Mn), Empyrean Capital Partners, LP (2.63Mn), Magnetar Financial LLC (1.84Mn), MMCAP International Inc. SPC (1.35Mn), ARISTEIA CAPITAL, L.L.C. (1.26Mn), D. E. Shaw & Co., Inc. (1.23Mn), LINDEN ADVISORS LP (1.15Mn), MOORE CAPITAL MANAGEMENT, LP (1.0Mn).