Eastern Bankshares director sells 10,000 shares

Q: What insider transaction did EBC director Joseph F. Casey report?

Joseph F. Casey reported a sale of 10,000 shares of Eastern Bankshares, Inc. common stock on August 21, 2026 at $22.96 per share, executed from a Traditional IRA account as indirect ownership.

Q: Was the August 21, 2026 EBC stock sale under a Rule 10b5-1 plan?

Yes. The filing states the 10,000-share sale on August 21, 2026 was executed pursuant to the reporting person’s Rule 10b5-1 trading plan, indicating it followed a pre-arranged trading instruction.

Q: How many EBC shares does Joseph F. Casey hold after this Form 4 transaction?

After the reported sale, Casey holds 72,079 shares indirectly in a Traditional IRA, 3,883 shares directly, 227,234 shares indirectly by trust, and 2,282 shares indirectly in a Roth IRA, as reported in the filing.

Q: What was the sale price for Joseph F. Casey’s August 21, 2026 EBC trade?

The 10,000 EBC shares were sold at a price of $22.96 per share, described as a sale in the open market or a private transaction.

Eastern Bankshares, Inc. (EBC) director Joseph F. Casey reported a sale of 10,000 shares of common stock on August 21, 2026 at $22.96 per share.

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Filing Sentiment

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Rhea-AI Filing Summary

Eastern Bankshares, Inc. (EBC) director Joseph F. Casey reported a sale of 10,000 shares of common stock on August 21, 2026 at $22.96 per share. The shares were sold from an account held as indirect ownership through a Traditional IRA, pursuant to a Rule 10b5-1 trading plan.

After this transaction, Casey reports 72,079 shares held indirectly in the Traditional IRA, 3,883 shares held directly, 227,234 shares held indirectly by a trust, and 2,282 shares held indirectly in a Roth IRA.

Insider Trade Summary 10b5-1

Net Seller: 10,000 shares

Net Sell 4 txns

Insider CASEY JOSEPH F

Role Director

Sold 10,000 shs ($230K)

Type	Security	Shares	Price	Value
Sale	Common Stock ^F1	10,000	$22.96	$230K
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 72,079 shares (Indirect, Traditional IRA); Common Stock — 3,883 shares (Direct); Common Stock — 227,234 shares (Indirect, By Trust); Common Stock — 2,282 shares (Indirect, Roth IRA)

Footnotes (1)

F1. Sale of shares executed on August 21, 2026 pursuant to Reporting Person's 10b5-1 plan.

Key Figures

Shares sold: 10,000 shares of Common Stock Sale price per share: $22.96 per share Traditional IRA holdings after transaction: 72,079 shares +3 more

6 metrics

Shares sold 10,000 shares of Common Stock Sale on August 21, 2026 reported by director Joseph F. Casey

Sale price per share $22.96 per share Price for 10,000-share sale on August 21, 2026

Traditional IRA holdings after transaction 72,079 shares Indirect ownership in Traditional IRA following the sale

Direct holdings after transaction 3,883 shares Shares of EBC common stock held directly by Joseph F. Casey

Trust holdings after transaction 227,234 shares Indirect ownership reported as held by trust

Roth IRA holdings after transaction 2,282 shares Indirect ownership in Roth IRA following the reported sale

Key Terms

Rule 10b5-1 plan, Traditional IRA, Roth IRA, indirect ownership

4 terms

Rule 10b5-1 plan regulatory

"Sale of shares executed on August 21, 2026 pursuant to Reporting Person's 10b5-1 plan."

A Rule 10b5-1 plan is a prearranged, written schedule that lets corporate insiders buy or sell company stock at set times or amounts, even if they later learn material nonpublic information. Think of it like setting an automatic thermostat for trades: it creates a clear record that trades were planned in advance, reducing the risk of insider-trading accusations and helping investors trust that insider transactions are routine rather than based on secret information.

Traditional IRA financial

"indirect ownership through a Traditional IRA"

Roth IRA financial

"indirect ownership in a Roth IRA"

A Roth IRA is a retirement savings account you fund with money that’s already been taxed, and withdrawals taken in retirement under the account rules are tax-free. It matters to investors because it shifts the tax bill to today instead of retirement, potentially increasing after-tax income later—think of it like paying for a lifetime subscription now so you can use it without extra charges in the future—helpful for long-term tax planning and flexibility.

indirect ownership financial

"ownership_type is reported as indirect"

FAQ

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

What insider transaction did EBC director Joseph F. Casey report?

Joseph F. Casey reported a sale of 10,000 shares of Eastern Bankshares, Inc. common stock on August 21, 2026 at $22.96 per share, executed from a Traditional IRA account as indirect ownership.

Was the August 21, 2026 EBC stock sale under a Rule 10b5-1 plan?

Yes. The filing states the 10,000-share sale on August 21, 2026 was executed pursuant to the reporting person’s Rule 10b5-1 trading plan, indicating it followed a pre-arranged trading instruction.

How many EBC shares does Joseph F. Casey hold after this Form 4 transaction?

After the reported sale, Casey holds 72,079 shares indirectly in a Traditional IRA, 3,883 shares directly, 227,234 shares indirectly by trust, and 2,282 shares indirectly in a Roth IRA, as reported in the filing.

What was the sale price for Joseph F. Casey’s August 21, 2026 EBC trade?

The 10,000 EBC shares were sold at a price of $22.96 per share, described as a sale in the open market or a private transaction.

How is Joseph F. Casey’s ownership in EBC categorized in this Form 4?

The sold shares and several remaining positions are reported as indirect ownership (Traditional IRA, Roth IRA, and by trust), while 3,883 shares are reported as held under direct ownership.

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

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Available on EDGAR 08/24/2026 - 04:15 PM EDT Accepted by SEC EDGAR 08/24/2026 - 04:15 PM EDT

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^*

CASEY JOSEPH F

(Last)

(First)

(Middle)

125 HIGH STREET

(Street)

BOSTON

MASSACHUSETTS

02110

(City)

(State)

(Zip)

UNITED STATES

(Country)

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

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/21/2026

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

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

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

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock								3,883	D
Common Stock								227,234	I	By Trust
Common Stock	08/21/2026		S		10,000⁽¹⁾	D	$22.96	72,079	I	Traditional IRA
Common Stock								2,282	I	Roth IRA

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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. Sale of shares executed on August 21, 2026 pursuant to Reporting Person's 10b5-1 plan.

	/s/ Laura Vaughn Burek, by Power of Attorney	08/24/2026
	** 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.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR