Eastern Bankshares (NASDAQ: EBC) director plans 10,000-share sale

Rhea-AI Filing Summary

Eastern Bankshares, Inc. (EBC) is the issuer for a notice filed on behalf of director Joseph F. Casey to sell restricted or control securities under Rule 144. The notice covers a proposed sale of 10,000 shares of common stock through Fidelity Brokerage Services LLC, with an aggregate market value of $229,600.00, and states that 228,511,552 shares of common stock are outstanding. It also lists sales during the prior three months totaling 20,000 shares for proceeds of $236,200.00 and $228,800.00 on two separate dates.

Key Figures

Shares to be sold: 10,000 shares Aggregate market value of proposed sale: $229,600.00 Shares outstanding: 228,511,552 shares +3 more

6 metrics

Shares to be sold 10,000 shares Proposed Rule 144 sale of Eastern Bankshares, Inc. common stock

Aggregate market value of proposed sale $229,600.00 Value associated with 10,000 shares to be sold

Shares outstanding 228,511,552 shares Outstanding Eastern Bankshares, Inc. common stock

Sale on 08/19/2026 10,000 shares for $236,200.00 Past 3-month sale of EBC common stock by Joseph F. Casey

Sale on 08/20/2026 10,000 shares for $228,800.00 Past 3-month sale of EBC common stock by Joseph F. Casey

Planned sale date 08/21/2026 Intended date of proposed Rule 144 sale

Key Terms

Rule 144, Form 144, Open Market Purchase, attorney-in-fact

4 terms

Rule 144 regulatory

"See the definition of "person" in paragraph (a) of Rule 144."

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Form 144 regulatory

"144: Filer Information"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Open Market Purchase financial

"Common | 02/13/2026 | Open Market Purchase | Issuer"

An open market purchase is when a company buys its own shares on public stock exchanges the same way any investor would, rather than through a private deal. Investors care because these purchases reduce the number of shares available, can boost earnings per share and share price, signal that management thinks the stock is undervalued, and use company cash that might otherwise go to reinvestment or dividends — like a business quietly buying back its own tickets at the box office.

attorney-in-fact regulatory

"as attorney-in-fact for Joseph Casey"

An attorney-in-fact is the person or entity given legal authority through a power of attorney to act on behalf of another for specific tasks, such as signing documents, voting shares, or handling transactions. For investors, this matters because it lets a trusted representative make timely decisions or complete paperwork when the owner cannot, much like handing keys to someone to run errands on your behalf—so checks on scope and limits of that authority are important.

FAQ

What does the Form 144 filing related to EBC disclose about planned sales?

The filing states that a person associated with Eastern Bankshares, Inc. (EBC), director Joseph F. Casey, has filed notice to potentially sell 10,000 shares of EBC common stock under Rule 144, with an indicated aggregate market value of $229,600.00.

How many Eastern Bankshares, Inc. (EBC) shares are covered by the current Form 144 notice?

The notice covers a proposed sale of 10,000 shares of Eastern Bankshares, Inc. common stock. These shares are to be sold through Fidelity Brokerage Services LLC, as indicated in the Rule 144 filing.

What recent sales of EBC stock by the filer are reported in the Form 144?

The document reports two recent sales by Joseph F. Casey: 10,000 shares on 08/19/2026 for $236,200.00 and 10,000 shares on 08/20/2026 for $228,800.00, both of Eastern Bankshares, Inc. common stock.

How many Eastern Bankshares, Inc. (EBC) shares are outstanding according to this filing?

The filing notes that there are 228,511,552 shares of Eastern Bankshares, Inc. common stock outstanding, providing context for the relative size of the reported and proposed Rule 144 sales.

On which market is Eastern Bankshares, Inc. (EBC) common stock listed in this Form 144?

The Form 144 identifies the trading market for Eastern Bankshares, Inc. common stock as NASDAQ in connection with the proposed Rule 144 sale.

Who is the broker for the planned Rule 144 sale of EBC shares?

The filing lists Fidelity Brokerage Services LLC as the broker for the proposed sale of 10,000 shares of Eastern Bankshares, Inc. common stock under Rule 144.

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

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Available on EDGAR 08/21/2026 - 11:22 AM Accepted by SEC EDGAR 08/21/2026 - 11:22 AM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001221397
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Eastern Bankshares, Inc.
SEC File Number	001-39610
Address of Issuer	125 HIGH STREET, STE 901 OLIVER STREET TOWER BOSTON MASSACHUSETTS 02110
Phone	617-897-1100
Name of Person for Whose Account the Securities are To Be Sold	CASEY JOSEPH F
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	10000	229600.00	228511552	08/21/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	02/13/2026	Open Market Purchase	Issuer			10000	02/13/2026	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Joseph F. Casey 125 High Street Boston MA 02110	Common	08/19/2026	10000	236200.00
Joseph F. Casey 125 High Street Boston MA 02110	Common	08/20/2026	10000	228800.00

144: Remarks and Signature

Remarks
Date of Notice	08/21/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	05/19/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Daniel Tucci, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Joseph Casey
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)