Catalyst Bancorp, Inc. (CLST) Institutional Ownership

Ownership Summary

A total of 19 institutions have reported a stake in Catalyst Bancorp, Inc. (NASDAQ:CLST) as of December 2025, according to recent 13F filings with the SEC.

• Catalyst Bancorp saw its institutional ownership percentage rose to 30.1% in December 2025 from 20.5% in September 2025.
• In percentage terms, this reflects as a holdings change of 50.83% quarter on quarter, and a decrease of 17.39% year over year.
• Among the 19 institutional holders of Catalyst Bancorp, 4 added to their stakes while 7 trimmed their positions and 8 held steady.
• Collectively, institutional investors increased their stake in Catalyst Bancorp to 1.13Mn shares as of December 2025, a change that is up by 381.20K shares quarter on quarter and up 7.13K shares year over year.
• Murchinson Ltd. continues to be the largest institutional holder of Catalyst Bancorp as of December 31, 2025, with a position of 259.07K shares, representing 6.89% of the company's outstanding stock.
• Among the most significant buyers of Catalyst Bancorp during December 2025 were Murchinson Ltd. (259.07K), Stilwell Value LLC (137.15K), RENAISSANCE TECHNOLOGIES LLC (500), CITIGROUP INC (1).
• Leading sellers of Catalyst Bancorp stock in December 2025 included UBS Group AG (4.59K), VANGUARD GROUP INC (4.21K), NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO (3.96K), GEODE CAPITAL MANAGEMENT, LLC (1.15K), GRAHAM CAPITAL WEALTH MANAGEMENT, LLC (1.13K).
• The top 10 institutional holders of Catalyst Bancorp for the quarter ending December 2025 included Murchinson Ltd. (259.07K), Stilwell Value LLC (254.70K), VANGUARD GROUP INC (215.63K), GRAHAM CAPITAL WEALTH MANAGEMENT, LLC (195.13K), BlackRock, Inc. (64.85K), GEODE CAPITAL MANAGEMENT, LLC (34.54K), Montz Harcus Wealth Management LLC (30.00K), RENAISSANCE TECHNOLOGIES LLC (23.30K), Summit Financial Wealth Advisors, LLC (18.20K), WITTENBERG INVESTMENT MANAGEMENT, INC. (13.67K).