The Board of Directors of Tri-Continental Corporation held a meeting at which its members considered and, thereafter, unanimously appointed Brian J. Gallagher to the Corporation’s Board. His service with the Board will commence on January 1, 2020, for a term expiring at the 2023 annual meeting of stockholders. Mr. Gallagher currently serves on the board of trustees of certain of the mutual funds within the Columbia Funds Complex (the Columbia Funds Board) and, effective January 1, 2020, on the board of another Columbia closed-end fund. Biographical information for Mr. Gallagher is included below. Effective December 31, 2019, Mr. Edward J. Boudreau, Jr., the Board’s current chairman is retiring from the Corporation’s and the other closed-endfund’s Board, as well as from the Columbia Funds Board, on which he also currently serves as chairman. Ms. Catherine James Paglia, who currently serves as a director on the Board, will take over as the chairman of the Board upon Mr. Boudreau’s retirement.