NB Bancorp Inc

proxy statement or solicitation or a proxy, consent or authorization with respect to any securities or in respect of the proposed transaction and shall not constitute an offer to sell or a solicitation of an offer to buy the securities of Needham or Provident, nor shall there be any sale of securities in any jurisdiction in which such an offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such jurisdiction. No offer of securities shall be deemed to be made except by means of a prospectus meeting the requirements of Section 10 of the U.S. Securities Act of 1933, as amended, and otherwise in accordance with applicable law. |

| | 3 Disclaimer and Caution About Forward-Looking Statements ADDITIONAL INFORMATION AND WHERE TO FIND IT This communication is being made with respect to the proposed transaction involving Needham and Provident. This material is not a solicitation of any vote or