8-K

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): May 21, 2026

UNUM GROUP

(Exact name of registrant as specified in its charter)

Delaware	001-11294	62-1598430
(State or other jurisdiction of incorporation)	(Commission File Number)	(IRS Employer Identification No.)

1 Fountain Square

Chattanooga, Tennessee 37402

(Address of principal executive offices) (Zip Code)

(423) 294-1011

(Registrant's telephone number, including area code)

Not Applicable

(Former name or former address, if changed since last report)

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, $0.10 par value	UNM	New York Stock Exchange
6.250% Junior Subordinated Notes due 2058	UNMA	New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in 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 May 21, 2026, Unum Group announced that its Board of Directors has authorized an increase in the quarterly dividend to be paid on its common stock. The new quarterly dividend rate of 50.5 cents per common share, or $2.02 per share on an annual basis, will be effective with the dividend expected to be paid in the third quarter of 2026. A copy of the news release concerning the dividend increase is filed herewith as Exhibit 99.1 and incorporated herein by reference.

Item 9.01    Financial Statements and Exhibits.

(d) Exhibits.

Exhibit No.	Description
99.1	News release of Unum Group dated May 21, 2026, concerning dividend increase.
104	Cover Page Interactive Date File (embedded with 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.

	Unum Group
	(Registrant)
Date: May 21, 2026	By:	/s/ J. Paul Jullienne
		Name:	J. Paul Jullienne
		Title:	Vice President, Managing Counsel, and
			Corporate Secretary

EX-99.1

	Exhibit 99.1
	1 Fountain Square Chattanooga, TN 37402 www.unum.com

news	FOR IMMEDIATE RELEASE
	Contacts
	MEDIA	Emily Downing-Baer edowning@unum.com
	INVESTORS	Matt Royal investorrelations@unum.com

Unum Group’s Board of Directors Votes

to Increase Common Stock Dividend

CHATTANOOGA, Tenn., May 21, 2026 – Unum Group (NYSE: UNM) announced today that its board of directors has authorized an increase of approximately 10 percent in the quarterly dividend paid on its common stock. The new rate of 50.5 cents per common share, or $2.02 per share on an annual basis, will be effective with the dividend expected to be paid in the third quarter of 2026.

# # #

Forward-Looking Statements

Certain statements in this release constitute “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. Forward-looking statements are made based on management’s current expectations and beliefs concerning future developments and their potential effects upon Unum Group and its subsidiaries. Unum Group’s actual results may differ, possibly materially, from expectations or estimates reflected in such forward-looking statements. Certain important factors that could cause actual results to differ, possibly materially, from expectations or estimates reflected in such forward-looking statements can be found in Part 1, Item 1A (Risk Factors) of Unum Group’s Annual Report on Form 10-K for the year ended December 31, 2025. The forward-looking statements in this release speak only as of the date of this release, and Unum Group does not undertake to update any particular forward-looking statement included in this release.

About Unum Group

Unum Group (NYSE: UNM), a leading international provider of workplace benefits and services, has been helping workers and their families thrive for more than 175 years. Through its Unum and Colonial Life brands, the company offers disability, life, accident, critical illness, dental, and vision insurance; leave and absence management support; and behavioral health services. In 2025, Unum Group reported revenues of $13.1 billion and paid $8.3 billion in benefits. The Fortune 500 company is recognized as one of the World’s Most Ethical Companies by Ethisphere®.

Visit the Unum Group newsroom (https://www.unumgroup.com/newsroom) for more information, and connect with us on LinkedIn (https://www.linkedin.com/company/unum), Facebook (https://www.facebook.com/unumbenefits/), and Instagram (https://www.instagram.com/unumbenefits/).

XML

Document and Entity Information	May 21, 2026
Entity Information
Document Type	8-K
Document Period End Date	May 21, 2026
Entity Registrant Name	UNUM GROUP
Entity Incorporation, State or Country Code	DE
Entity File Number	001-11294
Entity Tax Identification Number	62-1598430
Entity Address, Address Line One	1 Fountain Square
Entity Address, City or Town	Chattanooga
Entity Address, State or Province	TN
Entity Address, Postal Zip Code	37402
City Area Code	423
Local Phone Number	294-1011
Written Communications	false
Soliciting Material	false
Pre-commencement Tender Offer	false
Pre-commencement Issuer Tender Offer	false
Entity Emerging Growth Company	false
Entity Central Index Key	0000005513
Amendment Flag	false
Common Class A | NEW YORK STOCK EXCHANGE, INC.
Entity Information
Title of 12(b) Security	Common stock, $0.10 par value
Trading Symbol	UNM
Security Exchange Name	NYSE
6.250% Junior Subordinated Notes due 2058 | NEW YORK STOCK EXCHANGE, INC.
Entity Information
Title of 12(b) Security	6.250% Junior Subordinated Notes due 2058
Trading Symbol	UNMA
Security Exchange Name	NYSE