J. David Rosenberg Reports New 5.7% Stake in EWSB Bancorp, Inc. via Subscription Offering

On July 1, 2026, J. David Rosenberg filed a Schedule 13D reporting a new 5.7% ownership stake in EWSB Bancorp, Inc. (EWSB). The reporting person currently holds 58,250 shares of Common Stock. According to the filing, the position was established through the purchase of 20,750 shares on June 29, 2026, at a price of $10.00 per share in a subscription offering, using personal funds. Mr. Rosenberg, a Senior Partner at the law firm Keating Muething and Klekamp PLL, acquired the shares for investment purposes. The filing indicates that he intends to review his investment on a continuing basis and may engage in discussions with management, directors, or other shareholders regarding the Issuer's business, capitalization, or potential extraordinary corporate transactions. He maintains sole voting and dispositive power over all reported shares. This filing marks a significant new position for the individual in the Maryland-based bank holding company.