A Louisiana corporation which was incorporated by St. Landry Homestead Federal Savings Bank in February 2021. The offering of common stock by means of this prospectus is being made by Catalyst Bancorp in connection with the conversion of St. Landry Homestead Federal Savings Bank from a mutual savings bank to a stock savings bank. Upon completion of the conversion, Catalyst Bancorp will become the bank holding company for St. Landry Homestead Federal Savings Bank by owning all of the outstanding shares of capital stock of St. Landry Homestead Federal Savings Bank. As a bank holding company, Catalyst Bancorp will be regulated by the Federal Reserve Board.