[Form 4] Atlantic Union Bankshares Corp Insider Trading Activity

Rhea-AI Filing Summary

Atlantic Union Bankshares Corp executive Bradley S. Haun, EVP and Chief Risk Officer, reported mixed equity activity in company common stock. On March 2, 2026, he acquired 3,754 shares via a time-based restricted stock award at no cash cost, subject to a vesting schedule. On February 27, 2026, 492 shares were disposed of at $37.06 per share, withheld on vesting of a restricted stock award to cover tax obligations rather than sold in the open market. Following these transactions, he directly owned 26,936.33 shares, with an additional 2,209.9844 shares held indirectly through a trustee of the company ESOP.

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^*

Haun Bradley S.

(Last) (First) (Middle)

C/O ATLANTIC UNION BANKSHARES CORP

4300 COX ROAD

(Street)

GLEN ALLEN VA 23060

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Atlantic Union Bankshares Corp [ AUB ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP and Chief Risk Officer

3. Date of Earliest Transaction (Month/Day/Year)
02/27/2026

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	02/27/2026		F		492(1)	D	$37.06	23,182.33	D
Common Stock	03/02/2026		A		3,754(2)	A	$0	26,936.33	D
Common Stock								2,209.9844	I	By Trustee of ESOP

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 on vesting of restricted stock award to cover tax withholding.

2. Award of time-based restricted stock subject to a vesting schedule.

	/s/ Rachael R. Lape, Attorney-in-Fact	03/03/2026
	** 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.

FAQ

What insider transactions did AUB executive Bradley Haun report on this Form 4?

Bradley Haun reported acquiring 3,754 Atlantic Union Bankshares common shares through a restricted stock award and a disposition of 492 shares withheld to cover tax liabilities on vesting, rather than an open-market sale. These actions reflect routine equity compensation and related tax withholding.

Was the Atlantic Union Bankshares (AUB) insider transaction an open-market buy or sell?

The Form 4 does not show open-market buying or selling by Bradley Haun. He received 3,754 shares as a time-based restricted stock award and 492 shares were withheld at $37.06 each to satisfy tax obligations on vesting, a standard compensation-related disposition.

How many Atlantic Union Bankshares (AUB) shares does Bradley Haun own after these transactions?

After the reported transactions, Bradley Haun directly owned 26,936.33 Atlantic Union Bankshares common shares. In addition, 2,209.9844 shares were held indirectly on his behalf by a trustee of the company’s employee stock ownership plan, reflecting both direct and ESOP-related holdings.

What is the nature of the 3,754 AUB shares acquired by Bradley Haun?

The 3,754 Atlantic Union Bankshares shares were granted as a time-based restricted stock award. The award was recorded at a price of $0.00 per share and is subject to a vesting schedule, meaning the shares become fully owned over time as vesting conditions are met.

Why were 492 Atlantic Union Bankshares (AUB) shares disposed of at $37.06?

The 492 shares were withheld at $37.06 per share to cover tax withholding on the vesting of a restricted stock award. This is described as payment of tax liability by delivering securities, a common method for employees to satisfy tax obligations without a separate cash payment.

How are Bradley Haun’s indirect AUB holdings structured in this Form 4?

The Form 4 shows 2,209.9844 Atlantic Union Bankshares shares held indirectly for Bradley Haun “By Trustee of ESOP.” This indicates the shares are credited to him within the company’s employee stock ownership plan, with ownership reported as indirect rather than directly held.