FB Bancorp, a newly formed Maryland corporation, is offering for sale shares of its common stock in connection with the conversion of Fidelity Bank from a mutual savings bank (meaning it has no stockholders) to a stock savings bank. Upon completion of the conversion and stock offering, FB Bancorp will be 100% owned by its stockholders and Fidelity Bank will be 100% owned by FB Bancorp. FB Bancorp was incorporated on February 29, 2024, and has not engaged in any business to date. Upon completion of the conversion and stock offering, FB Bancorp will register as a bank holding company and will be subject to comprehensive regulation and examination by the Board of Governors of the Federal Reserve System, referred to as the “Federal Reserve Board” throughout this prospectus.