United States

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): July 27, 2026

ATLANTIC UNION BANKSHARES CORPORATION

(Exact name of registrant as specified in its charter)

Virginia	001-39325	54-1598552
(State or other jurisdiction	(Commission	(I.R.S. Employer
of incorporation)	File Number)	Identification No.)

4300 Cox Road

Glen Allen, Virginia 23060

(Address of principal executive offices, including Zip Code)

Registrant’s telephone number, including area code: (804) 633-5031

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class	Trading Symbol(s)	Name of each exchange on which registered
Common Stock, par value $1.33 per share	AUB	New York Stock Exchange
Depositary Shares, Each Representing a 1/400th Interest in a Share of 6.875% Perpetual Non-Cumulative Preferred Stock, Series A	AUB.PRA	New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.

Item 8.01 Other Events.

On July 27, 2026, Atlantic Union Bankshares Corporation (the “Company”) filed a preliminary prospectus supplement to the prospectus, dated August 6, 2024, contained in its registration statement on Form S-3ASR (File No. 333-281290) filed with the Securities and Exchange Commission (the "SEC") on August 6, 2024, pursuant to which the Company is proposing to offer and sell a newly issued series of Fixed-to-Floating Rate Subordinated Notes due 2036 (the “Notes”).

In connection with the proposed offering and sale of the Notes, the Company made available an investor presentation (the “Investor Presentation”) to be used by members of management in meetings with potential purchasers of the Notes. A copy of the Investor Presentation is filed as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated by reference herein.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits.

Exhibit No.		Description of Exhibit
99.1		Atlantic Union Bankshares Corporation investor presentation
104		Cover Page Interactive Data File – the cover page iXBRL tags are embedded within the Inline XBRL document

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

	ATLANTIC UNION BANKSHARES CORPORATION

Date: July 27, 2026	By:	/s/ Alexander D. Dodd
		Alexander D. Dodd
		Executive Vice President and
		Chief Financial Officer