Tranche Update on NSTS Bancorp, Inc.'s Equity Buyback Plan announced on March 31, 2023.

NSTS Bancorp, Inc. is the stock holding company of North Shore Trust and Savings (the Bank). The Bank is a federally chartered stock savings institution. Its primary business activity includes accepting deposits from the general public and using those funds to originate one to four family residential mortgage loans and purchase investments. The Bank's activities include originating loans for family residential properties, multi-family and non-owner occupied commercial real estate loans, and home equity loans and lines of credit, construction loans, and other consumer loans in the market areas. The Company offers a variety of deposit products consist of checking, both interest-bearing and noninterest-bearing, money market, savings, and time deposit accounts. Its primary sources of funds are deposits, and principal and interest payments on loans and securities. It operates two offices in Waukegan and Lindenhurst, Illinois and one loan production office in Chicago, Illinois.