Item 8.01 Other Events Narragansett Bancorp, Inc., a Maryland corporation (the “ Company”), has completed its subscription offering in connection with the proposed two-tier holding company reorganization of BayCoast Bank (the “ Bank”) and Narragansett Financial Corporation. The subscription offering was oversubscribed by depositors of the Bank as of May 31, 2025. Accordingly, it is not expected that the Company will conduct a community offering or a syndicated community offering. The closing of the offering and reorganization remains subject to the receipt of customary final regulatory approvals and the satisfaction of customary closing conditions. Final results of the offering and the anticipated closing date will be announced following receipt of all regulatory approvals to complete the transaction.

Item 9.01 Financial Statements and Exhibits Not applicable. SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized. NARRAGANSETT BANCORP, INC. DATE: October 5, 2026 By: /s/ Diana Taxiera Diana Taxiera Senior Vice President, Chief Financial Officer and Treasurer