Tax withholding trims Customers Bancorp (CUBI) chair Jay Sidhu’s shares

Rhea-AI Filing Summary

Customers Bancorp Chairman Jay S. Sidhu reported routine tax-related share dispositions tied to vesting of restricted stock. A total of 3,541 shares of Common Stock were withheld on March 14–15, 2026 to cover tax liabilities at a reference price of $64.72 per share, classified as tax-withholding dispositions rather than open-market sales.

After these entries, Sidhu directly holds 785,939 shares of Common Stock. The filing also shows additional indirect holdings, including shares held by his spouse and several family trusts, which together represent a significant ongoing ownership position in the company.

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

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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^*

SIDHU JAY S

(Last) (First) (Middle)

701 READING AVENUE

(Street)

WEST READING PA 19611

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Customers Bancorp, Inc. [ CUBI ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
03/14/2026

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	03/14/2026	03/14/2026	F		1,400(1)	D	$64.72	788,080(2)	D
Common Stock	03/15/2026	03/15/2026	F		2,141(1)	D	$64.72	785,939(3)	D
Common Stock								3,701	I	Spouse
Common Stock								213,560	I	Trust(4)
Common Stock								181,825	I	Trust(5)
Common Stock								158,552	I	Trust(6)

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. Shares withheld for taxes upon vesting of previously issued restricted stock award.

2. Includes 70,540 Restricted Stock Units.

3. Includes 62,234 Restricted Stock Units.

4. Jay S. Sidhu, A/K/A Jashpinder S. Sidhu, FBO Sherry K. Sidhu, A/K/A Pushpinder K. Sidhu, and Descendants Irrevocable Trust.

5. Sherry K. Sidhu, A/K/A Pushpinder K. Sidhu, Family Trust No. 1

6. Sherry K. Sidhu, A/K/A Pushpinder K. Sidhu, Family Trust No. 2.

Remarks:

	/s/ Jay S. Sidhu by Andrew Sachs under Power of Attorney	03/17/2026
	** 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).
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FAQ

What insider transaction did Customers Bancorp (CUBI) report for Jay S. Sidhu?

Customers Bancorp reported that Chairman Jay S. Sidhu had 3,541 shares of Common Stock withheld to cover taxes upon vesting of restricted stock awards, categorized as tax-withholding dispositions rather than open-market sales, at a reference price of about $64.72 per share.

Did Jay S. Sidhu sell Customers Bancorp (CUBI) shares in the open market?

The Form 4 shows no open-market sales. Instead, it reports code F transactions, meaning 3,541 shares were withheld by the issuer to satisfy tax liabilities upon vesting of restricted stock, which is a routine administrative disposition rather than a discretionary market trade.

How many Customers Bancorp (CUBI) shares does Jay S. Sidhu hold after the tax withholding?

Following the tax-withholding dispositions, Jay S. Sidhu directly holds 785,939 shares of Customers Bancorp Common Stock. The filing also lists additional indirect holdings through his spouse and various family trusts, indicating a larger combined economic exposure than the direct position alone.

What does transaction code F mean in the Customers Bancorp (CUBI) Form 4?

Transaction code F indicates payment of an exercise price or tax liability by delivering securities. In this case, 3,541 shares of Common Stock were withheld to cover taxes triggered by vesting of previously issued restricted stock awards, rather than being sold on the open market.

What indirect Customers Bancorp (CUBI) holdings related to Jay S. Sidhu are disclosed?

The filing discloses indirect ownership of Common Stock through Sidhu’s spouse and several irrevocable and family trusts. These indirect positions, recorded as separate holding entries, supplement his 785,939 directly held shares and reflect broader family-related ownership in Customers Bancorp.