Donald Michael Westermann - 01 Sep 2026 Form 4 Insider Report for Eastern Bankshares, Inc. (EBC)

Reporting relationship: Chief Information Officer
Issuer ticker: EBC
Reported as of: 01 Sep 2026
Net transaction value: -$719,558
SEC form: 4
Accepted by SEC: 02 Sep 2026, 16:15:03 UTC
Prior SEC filing: 05 Mar 2026
Source filing: View source filing
Reporting owner signature: /s/ Laura Vaughn Burek, by Power of Attorney

Key filing fact

Donald Michael Westermann filed Form 4 for Eastern Bankshares, Inc. (EBC) on 02 Sep 2026.

Key facts

This page summarizes Donald Michael Westermann's Form 4 filing for Eastern Bankshares, Inc. (EBC).
2 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 02 Sep 2026, 16:15.

Change

Previous filing in this sequence was filed on 05 Mar 2026.
Current net transaction value: -$719,558.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001825585 Primary reporting owner

Westermann Donald Michael

Relationship: Chief Information Officer
Address: 125 HIGH STREET, BOSTON
Signature: /s/ Laura Vaughn Burek, by Power of Attorney
Signature date: 02 Sep 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

EBC transaction

Common Stock

Sale

Transaction value: $226,560
Shares: -10,407
Change %: -32%
Price: $21.77
Shares after: 22,565
Date: 01 Sep 2026
Ownership: Direct

EBC transaction

Common Stock

Sale

Transaction value: $492,997
Shares: -23,005
Change %: -100%
Price: $21.43
Shares after: 0
Date: 01 Sep 2026
Ownership: By 401(k)
Footnotes: F1

EBC holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 4,990
Date: 01 Sep 2026
Ownership: By ESOP
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

Reflects the amount of shares beneficially owned, including shares received due to automatic dividend reinvestment, as of the date of this report.

We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. to update or revoke optional consent for future visits. For more information, see our Privacy Policy .