Eastern Bankshares CIO sells 21,256 shares

Eastern Bankshares, Inc. Chief Information Officer Donald Michael Westermann sold 21,256 shares of common stock on January 28, 2026 at an average price of $20.11 per share, with actual prices ranging from $20.10 to $20.13.

Rhea-AI Filing Summary

Eastern Bankshares, Inc. Chief Information Officer Donald Michael Westermann sold 21,256 shares of common stock on January 28, 2026 at an average price of $20.11 per share, with actual prices ranging from $20.10 to $20.13.

After the sale, he directly owned 20,860 shares. He also held 22,682 shares indirectly through a 401(k) plan and 4,031 shares through an ESOP as of the report date, including shares from automatic dividend reinvestment.

Insider Trade Summary

Net Seller: 21,256 shares

Net Sell 3 txns

Insider Westermann Donald Michael

Role Chief Information Officer

Sold 21,256 shs ($427K)

Type	Security	Shares	Price	Value
Sale	Common Stock	21,256	$20.11	$427K
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 20,860 shares (Direct); Common Stock — 22,682 shares (Indirect, By 401(k)); Common Stock — 4,031 shares (Indirect, By ESOP)

Footnotes (2)

1. F1. Represents the average sales price. The actual sales prices range from $20.10 to $20.13 per share. The reporting person will supply the SEC, the Issuer, or a security holder of the Issuer, with full information regarding the number of shares at each price upon request.
2. F2. Reflects the amount of shares beneficially owned, including shares received due to automatic dividend reinvestment, as of the date of this report.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did EBC report for Donald Michael Westermann?

Eastern Bankshares reported that Chief Information Officer Donald Michael Westermann sold 21,256 shares of common stock. The transaction occurred on January 28, 2026, and was reported on a Form 4 insider filing as required under U.S. securities regulations.

At what price did the Eastern Bankshares CIO sell his EBC shares?

The shares were sold at an average price of $20.11 per share. The filing notes that actual sales prices ranged from $20.10 to $20.13 per share, and detailed breakdowns are available upon request from the reporting person.

How many Eastern Bankshares (EBC) shares does the CIO still own after the sale?

After the sale, the CIO directly owned 20,860 Eastern Bankshares common shares. He also held 22,682 shares indirectly through a 401(k) plan and 4,031 shares through an ESOP as of the report date, including shares from automatic dividend reinvestment.

What role does Donald Michael Westermann hold at Eastern Bankshares (EBC)?

Donald Michael Westermann serves as Chief Information Officer of Eastern Bankshares, Inc. His position is identified in the insider filing, which also confirms he is an officer of the company but not a director or 10% beneficial owner.

What is the significance of the price range disclosed in the EBC Form 4?

The Form 4 shows an average sale price of $20.11 but clarifies actual prices ranged from $20.10 to $20.13. This indicates multiple trade executions, and the reporting person offers to provide full price-by-price details to regulators or shareholders upon request.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 01/29/2026 - 04:15 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Westermann Donald Michael

(Last) (First) (Middle)

125 HIGH STREET

(Street)

BOSTON MA 02110

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Eastern Bankshares, Inc. [ EBC ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Information Officer

3. Date of Earliest Transaction (Month/Day/Year)
01/28/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	01/28/2026		S		21,256	D	$20.11(1)	20,860	D
Common Stock								22,682	I(2)	By 401(k)
Common Stock								4,031	I(2)	By ESOP

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents the average sales price. The actual sales prices range from $20.10 to $20.13 per share. The reporting person will supply the SEC, the Issuer, or a security holder of the Issuer, with full information regarding the number of shares at each price upon request.

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

	/s/ Kathleen R. Henry, by Power of Attorney	01/29/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.