Eastern Bankshares, Inc. (NASDAQ: EBC), the holding company of Eastern Bank, today announced that it will be added to the S&P SmallCap 600^® Index, effective prior to the opening of trading on June 22, 2026. The S&P SmallCap 600 Index is widely regarded as one of the premiere benchmarks for small-cap U.S. equities.

“Our addition to the S&P SmallCap 600 Index reflects the strength of our business and continued focus on delivering long-term value for customers and shareholders,” said Denis Sheahan, Chief Executive Officer. “Inclusion in the index enhances Eastern’s visibility among institutional investors and recognizes the significant progress we have made executing our growth strategy since becoming a public company in 2020.”

The S&P SmallCap 600 Index is maintained by S&P Dow Jones Indices and includes companies that meet certain criteria such as financial performance, market capitalization, and liquidity.

ABOUT EASTERN BANKSHARES, INC.

Eastern Bankshares, Inc. is the holding company for Eastern Bank. Founded in 1818, Eastern Bank is Greater Boston’s leading local bank with more than 125 branch locations serving communities in eastern Massachusetts, southern and coastal New Hampshire, and Rhode Island. As of March 31, 2026, Eastern had approximately $30.6 billion in assets. Eastern provides a full range of banking and wealth management solutions for consumers and businesses of all sizes including through its Cambridge Trust Wealth Management and Private Banking Divisions, which include the largest bank-owned independent investment adviser in Massachusetts with $9.8 billion in assets under management. Eastern takes pride in its advocacy and community support that includes more than $240 million in charitable giving since 1994. An inclusive company, Eastern is comprised of deeply committed professionals who value relationships with their customers, colleagues and communities. For investor information, visit investor.easternbank.com.

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