Form 8-K
8-K — Unum Group
Accession: 0000005513-26-000066
Filed: 2026-07-01
Period: 2026-07-01
CIK: 0000005513
SIC: 6321 (ACCIDENT & HEALTH INSURANCE)
Item: Other Events
Item: Financial Statements and Exhibits
Documents
8-K — unm-20260701.htm (Primary)
EX-99.1 (unm-20260701xex991.htm)
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8-K
8-K (Primary)
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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 1, 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 July 1, 2026, Unum Group (the "Company") issued a news release announcing that Andrew D. Walker has been promoted to Executive Vice President, Chief Customer Operations Officer. Since joining the Company in June 2025, Mr. Walker has served as Chief Customer Operations Officer. In his current role, he leads an expanded portfolio of operational and transformation functions that support the delivery of the Company's products and services and customer experience.
A copy of the news release announcing Mr. Walker's appointment 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 July 1, 2026.
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: July 1, 2026 By: /s/ J. Paul Jullienne
Name: J. Paul Jullienne
Title: Vice President, Managing Counsel, and
Corporate Secretary
EX-99.1
EX-99.1
Filename: unm-20260701xex991.htm · Sequence: 2
Document
Exhibit 99.1
1 Fountain Square
Chattanooga, TN 37402
www.unum.com
news FOR IMMEDIATE RELEASE
Contacts
MEDIA Emily Downing-Baer
edowning@unum.com
Unum Group Promotes Andrew Walker to Executive Vice President, Chief Customer Operations Officer
CHATTANOOGA, Tenn., July 1, 2026 – Unum Group (NYSE: UNM) has promoted Andrew Walker to Executive Vice President, Chief Customer Operations Officer. In this role, Walker will continue to lead the company's Customer Operations organization, overseeing the teams, capabilities and transformation efforts that support how Unum Group shows up for customers, partners and the businesses it serves.
"Andrew has quickly made an impact by strengthening the way we serve customers and run our operations," said Rick McKenney, president and chief executive officer of Unum Group. "This expanded capacity reflects the critical role Customer Operations plays in how we deliver for customers every day. Andrew brings the operational discipline and focus needed to keep that work moving forward."
Walker joined Unum Group in 2025 as Senior Vice President, Chief Customer Operations Officer. Since joining the company, he has focused on strengthening operational performance, simplifying processes and advancing initiatives that support better outcomes for customers, partners and the business.
As Executive Vice President, Walker will continue leading Customer Operations, including benefit operations, service delivery and transformation initiatives that support Unum Group's commitment to delivering for customers when they need it most.
"Unum Group's purpose comes to life through the experiences we create for customers every day," said Walker. "I'm honored by the opportunity to continue working alongside talented teams across the company as we strengthen our capabilities, simplify how we work and find new ways to deliver even greater value for the people and businesses we serve."
Prior to joining Unum Group, Walker served as Executive Vice President and Chief Operations Officer at Western Union. He also held senior operations leadership roles at USAA and Nationwide. Walker earned a Bachelor of Science degree in accounting from Herbert Lehman College in New York and completed the Bank Administration Institute at Owen Graduate School of Management at Vanderbilt University, focused on innovation, marketing strategy and leadership for the banking industry.
# # #
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/).
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