Form 4: EBC Director Sells Shares Post-Merger Option Exercise

Eastern Bankshares Director Joseph F. Casey exercised stock options and sold 322,771 shares of common stock on November 26, 2025, following the merger with HarborOne.

Summary

• Joseph F. Casey, a Director of Eastern Bankshares, Inc. (EBC), reported transactions on November 26, 2025.
• Casey exercised stock options to acquire 322,771 shares of Common Stock at a weighted average price of $12.59 per share.
• Concurrently, Casey sold 322,771 shares of Common Stock at an average sale price of $19.03 per share, with actual sale prices ranging from $19.00 to $19.16.
• The transactions resulted in a direct beneficial ownership of 36,112 shares of Common Stock following the reported transactions.
• Indirect beneficial ownership includes 107,160 shares by spouse, 83,962 shares by trust, 19,732 shares in a Rollover IRA, 24,772 shares in a Traditional IRA, 11,704 shares by ESOP, and 43,192 shares by 401(k).
• The option exercise was related to the merger of HarborOne Bancorp, Inc. into Eastern Bankshares, Inc., effective November 1, 2025, which also marked the termination of Casey's employment as an executive of HarborOne.

Sentiment

Score: 5

Explanation: The filing reports routine insider transactions (option exercise and sale) following a merger and employment change. While a large sale, the context provides a clear explanation, leading to a neutral sentiment regarding the company's operational performance.

Positives

• The reporting person realized a profit from exercising stock options at an average price of $12.59 and selling shares at an average price of $19.03.

Negatives

• A director selling a significant number of shares, even if explained by a merger and employment change, could be perceived negatively by some investors.

Risks

• The termination of Joseph F. Casey's employment as an executive of HarborOne, although part of the merger integration, could indicate a loss of experienced leadership from the acquired entity.

Future Outlook

The reporting person's remaining stock options must be exercised no later than February 1, 2026, due to the terms of the merger agreement and the termination of their executive employment.

Management Comments

• The reporting person's employment as an executive of HarborOne was terminated effective November 1, 2025, pursuant to the terms of the Agreement and Plan of Merger dated April 24, 2025.

Industry Context

This transaction occurs in the context of the recently completed merger between Eastern Bankshares, Inc. and HarborOne Bancorp, Inc., a common event in the banking sector where executive roles may be consolidated or restructured post-acquisition.

Management Changes

Corporate Governance

Stakeholder Impact

• Shareholders: May observe a significant insider sale, which could be interpreted in various ways, though the context of a merger and employment change provides a clear rationale.
• Employees (former HarborOne executives): The merger terms directly impacted executive employment and compensation structures, as evidenced by the option exercise deadline for Joseph F. Casey.

Next Steps

• The reporting person has until February 1, 2026, to exercise any remaining stock options related to their former executive role at HarborOne.

Key Dates

Keywords

Eastern Bankshares, EBC, Joseph F. Casey, Form 4, Insider Trading, Stock Options, Share Sale, Director Transaction, Merger, HarborOne Bancorp