Eastern Bankshares, Inc.

The Board of Directors of Eastern Bankshares, Inc. is soliciting proxies, and the Company pays for distributing and soliciting proxies. Copies of proxy materials will be supplied to brokers, dealers, banks and voting trustees, or their nominees, for the purpose of soliciting proxies from beneficial owners, and we will reimburse such record holders for their reasonable fees and expenses in forwarding proxy materials to shareholders.

Shareholders who elect to vote through the Internet or by telephone may incur costs such as telecommunication and Internet access charges for which the shareholder is solely responsible. The telephone and Internet voting facilities for shareholders of record will close when the polls close at the Annual Meeting.

Boston, Massachusetts