Webster exec vests 14K shares, 10K withheld

WEBSTER FINANCIAL CORP executive James MI Griffin, Head of Consumer Banking, reported equity compensation activity in Common Stock on August 13, 2026.

Rhea-AI Filing Summary

WEBSTER FINANCIAL CORP executive James MI Griffin, Head of Consumer Banking, reported equity compensation activity in Common Stock on August 13, 2026. He acquired 14,266 shares from the vesting of performance shares that were accelerated under a Transaction Agreement with Banco Santander, S.A. and Webster Virginia Corporation. On the same date, a total of 10,276 shares were disposed of through tax withholding upon vesting of accelerated performance and time-based restricted shares at a price of $79.07 per share. He also reported indirect ownership of 5,488.995 shares held through a 401(k) plan.

Insider Trade Summary

4 transactions reported

Mixed 4 txns

Insider GRIFFIN JAMES MI

Role Head of Consumer Banking

Type	Security	Shares	Price	Value
Grant/Award	Common Stock F1	14,266	$0.00	$0.00
Tax Withholding	Common Stock F2	7,285	$79.07	$576K
Tax Withholding	Common Stock F3	2,991	$79.07	$236K
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 34,433 shares (Direct); Common Stock — 5,488.995 shares (Indirect, 401(k)plan)

Footnotes (3)

1. F1. Represents the vesting of certain performance shares that were accelerated pursuant to the Transaction Agreement, dated as of February 3, 2026, by and among Webster Financial Corporation, Banco Santander, S.A. and Webster Virginia Corporation.
2. F2. Represents the tax withholding upon the vesting of certain performance shares that were accelerated pursuant to the Transaction Agreement, dated as of February 3, 2026, by and among Webster Financial Corporation, Banco Santander, S.A. and Webster Virginia Corporation.
3. F3. Represents the tax withholding upon the vesting of certain time-based restricted shares that were accelerated pursuant to the Transaction Agreement, dated as of February 3, 2026, by and among Webster Financial Corporation, Banco Santander, S.A. and Webster Virginia Corporation.

Key Figures

Performance shares vested: 14,266 shares Tax withholding on performance shares: 7,285 shares Tax withholding on time-based restricted shares: 2,991 shares +3 more

6 metrics

Performance shares vested 14,266 shares Common Stock acquired on August 13, 2026 from accelerated performance share vesting

Tax withholding on performance shares 7,285 shares Common Stock delivered or withheld for tax liability at $79.07 per share

Tax withholding on time-based restricted shares 2,991 shares Common Stock delivered or withheld for tax liability at $79.07 per share

Tax-withholding price $79.07 per share Price applied to both tax-withholding dispositions of Common Stock

Indirect 401(k) holdings 5,488.995 shares Common Stock held indirectly through a 401(k) plan after reported transactions

Shares used for tax liability 10,276 shares Total Common Stock delivered or withheld to satisfy tax liabilities (codes F)

Key Terms

performance shares, time-based restricted shares, Transaction Agreement, tax withholding, +1 more

5 terms

performance shares financial

"Represents the vesting of certain performance shares that were accelerated"

Performance shares are a type of company stock given to executives or employees that only become theirs if the company meets specific goals, like hitting certain profits or growth targets. They motivate leaders to work toward the company’s success, because their additional shares depend on achieving these results.

time-based restricted shares financial

"vesting of certain time-based restricted shares that were accelerated"

Time-based restricted shares are company stock granted to employees or insiders that cannot be sold or fully owned until they unlock after a set period of time. Think of them like a savings account that gradually becomes accessible: they help keep key people tied to the company and can change the total number of tradable shares when they become available, which matters for investor returns and expectations about future selling pressure.

Transaction Agreement regulatory

"accelerated pursuant to the Transaction Agreement, dated as of February 3, 2026"

A transaction agreement is a legal contract that lays out the terms and steps for a specific business deal—such as a merger, acquisition, asset sale, financing, or securities purchase. It defines what each party must do, what is being exchanged, conditions that must be met, and how disputes are handled. For investors it matters because this document determines the rights, timing, risks, and potential payments they can expect from the deal, much like a recipe and schedule that guides a complex group project.

tax withholding financial

"Represents the tax withholding upon the vesting of certain performance shares"

Tax withholding is the practice of taking a portion of a payment—such as wages, dividends, or sale proceeds—before it reaches the recipient and sending that portion to the tax authority as an advance on the recipient’s eventual tax bill. For investors it matters because withholding reduces immediate cash received and affects after‑tax returns, estimated tax payments, and whether you may owe more or receive a refund when taxes are finally calculated, like having a small automatic savings set aside for your tax bill.

401(k)plan financial

"total_shares_following_transaction 5488.9950 indirect nature_of_ownership 401(k)plan"

FAQ

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

What transactions did WBS executive James MI Griffin report on this Form 4?

James MI Griffin reported the vesting of 14,266 Common Stock shares and the disposition of a total of 10,276 shares for tax withholding, all dated August 13, 2026, related to accelerated performance and time-based restricted shares.

How many Webster Financial (WBS) shares vested for James MI Griffin?

On August 13, 2026, 14,266 Common Stock shares vested for James MI Griffin. These shares represent performance shares whose vesting was accelerated under a Transaction Agreement involving Webster Financial Corporation, Banco Santander, S.A., and Webster Virginia Corporation.

How many WBS shares were withheld for taxes in James MI Griffin’s Form 4?

A total of 10,276 Common Stock shares were withheld for taxes. This includes 7,285 shares from accelerated performance shares and 2,991 shares from accelerated time-based restricted shares, both withheld at $79.07 per share for tax obligations.

What price is associated with the tax-withholding transactions in WBS Form 4?

The tax-withholding dispositions were reported at $79.07 per share. This price applies to both blocks of withheld Common Stock shares totaling 10,276, which were delivered or withheld to satisfy tax liabilities upon vesting of the equity awards.

What indirect holdings does James MI Griffin report in Webster Financial (WBS) stock?

James MI Griffin reports indirect ownership of 5,488.995 Common Stock shares. These shares are held through a 401(k) plan, reflecting retirement-plan holdings separate from the directly reported equity award vesting and tax-withholding transactions.

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

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Accepted by SEC EDGAR 08/17/2026 - 08:15 AM EDT 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^*

GRIFFIN JAMES MI

(Last) (First) (Middle)

C/O WEBSTER FINANCIAL CORP

200 ELM STREET

(Street)

STAMFORD CONNECTICUT 06902

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
WEBSTER FINANCIAL CORP [ WBS ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Head of Consumer Banking

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/13/2026

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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	08/13/2026		A		14,266(1)	A	$0	44,709	D
Common Stock	08/13/2026		F		7,285(2)	D	$79.07	37,424	D
Common Stock	08/13/2026		F		2,991(3)	D	$79.07	34,433	D
Common Stock								5,488.995	I	401(k)plan

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 vesting of certain performance shares that were accelerated pursuant to the Transaction Agreement, dated as of February 3, 2026, by and among Webster Financial Corporation, Banco Santander, S.A. and Webster Virginia Corporation.

2. Represents the tax withholding upon the vesting of certain performance shares that were accelerated pursuant to the Transaction Agreement, dated as of February 3, 2026, by and among Webster Financial Corporation, Banco Santander, S.A. and Webster Virginia Corporation.

3. Represents the tax withholding upon the vesting of certain time-based restricted shares that were accelerated pursuant to the Transaction Agreement, dated as of February 3, 2026, by and among Webster Financial Corporation, Banco Santander, S.A. and Webster Virginia Corporation.

Remarks:

	/s/ Bradley Larkin, attorney-in-fact	08/17/2026
	** 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)