Unum Group filed a Form 8-K with the SEC on August 26, 2026, disclosing that its Board of Directors has authorized the repurchase of up to $1 billion of its outstanding common stock under a new program set to begin September 1, 2026.

Key Highlights

  • New buyback authorization: The Board of Directors authorized repurchases of up to $1 billion of outstanding common stock.
  • Program start date: The new repurchase program begins on September 1, 2026.
  • Current program termination: The existing share repurchase program will continue through August 31, 2026, at which point it terminates.
  • Transition: All repurchases after August 31, 2026, will take place under the new program.
  • Exchange listing: Unum Group common stock trades on NYSE:UNM; its 6.250% Junior Subordinated Notes due 2058 trade on the NYSE under the symbol UNMA.

Unum Group Announces New $1 Billion Share Repurchase Authorization Effective September 2026

According to the Form 8-K filed on August 26, 2026, Unum Group, a Delaware corporation headquartered in Chattanooga, Tennessee, announced that its Board of Directors has authorized the repurchase of up to $1 billion of its outstanding shares of common stock. The repurchases are to occur "from time to time" beginning on September 1, 2026, as the filing stated.

The filing disclosed that the company's current share repurchase program remains in effect through August 31, 2026, after which it will terminate. All subsequent repurchases will then take place exclusively under the newly authorized program. The company issued a news release on August 26, 2026, to announce the authorization, a copy of which was filed as Exhibit 99.1 and incorporated by reference into the 8-K.

The report was signed by J. Paul Jullienne, Vice President, Managing Counsel, and Corporate Secretary of Unum Group, on August 26, 2026. The filing was made under Item 8.01 (Other Events) of the Form 8-K. No financial statements were filed in connection with this disclosure.

What Was Disclosed

Unum Group disclosed via an 8-K that its Board authorized a new share repurchase program of up to $1 billion, replacing the current program as of September 1, 2026. The announcement was supported by a news release filed as Exhibit 99.1.