[Form 4] Customers Bancorp, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Customers Bancorp, Inc. reported that its Chief Credit Officer filed a change in ownership form for company stock. On 12/19/2025, 1,088 shares of common stock were withheld at a price of $75.83 per share to cover taxes upon vesting of a previously issued restricted stock award. After this tax withholding, the officer beneficially owned 20,253 shares of common stock, including 16,116 restricted stock units, all held directly.

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^*

Kasulka Thomas Henry

(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)

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

3. Date of Earliest Transaction (Month/Day/Year)
12/19/2025

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	12/19/2025	12/19/2025	F		1,088(1)	D	$75.83	20,253(2)	D

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 16,116 Restricted Stock Units.

Remarks:

	/s/ Thomas H. Kasulka by Andrew Sachs under Power of Attorney	12/22/2025
	** 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.

FAQ

What insider transaction was reported for CUBB in this filing?

The filing reports that Customers Bancorp, Inc.’s Chief Credit Officer had 1,088 shares of common stock withheld on 12/19/2025 to satisfy taxes due upon the vesting of a previously issued restricted stock award.

How many Customers Bancorp (CUBB) shares does the insider own after the transaction?

Following the reported tax withholding, the officer beneficially owned 20,253 shares of Customers Bancorp, Inc. common stock, held directly.

Does the reported CUBB insider transaction involve a market sale of shares?

No. The transaction is coded as F, and the explanation states the 1,088 shares were withheld for taxes upon vesting of a restricted stock award, rather than sold on the open market.

What portion of the insider’s CUBB holdings are restricted stock units?

The filing notes that the total beneficial ownership of 20,253 shares includes 16,116 restricted stock units.

What is the reporting person’s role at Customers Bancorp related to this CUBB filing?

The reporting person is an officer of Customers Bancorp, Inc., serving in the role of Chief Credit Officer, and files individually as one reporting person.

At what price were the CUBB shares withheld for taxes?

The 1,088 shares of Customers Bancorp, Inc. common stock withheld for taxes were valued at $75.83 per share in the transaction.