8-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENTREPORT

Pursuant to Section 13 OR 15(d)

of The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): June 11, 2021

Tri-Continental Corporation

(Exact name of registrant as specified in its charter)

Registrant’s telephone number, including area code: (800)-345-6611

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):

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

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.   ☐

SECTION 7 — REGULATION FD

Item 7.01 Regulation FD Disclosure.

Registrant is furnishing as Exhibit 99.1 the attached Press Release dated June 11, 2021 for Tri-Continental Corporation.

Exhibit Index

SIGNATURE

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.

Date: June 11, 2021

4

EX-99.1

TRI-CONTINENTAL CORPORATION

HOLDS 91^st^ ANNUAL MEETING OF STOCKHOLDERS

Boston, MA, June 11, 2021  — Tri-Continental Corporation (the “Corporation”) (NYSE:TY) today virtually held its 91^st^ Annual Meeting of Stockholders (the “Meeting”). Stockholders voted in favor of the recommendations of the Corporation’s Board of Directors (the “Board”) on each of two proposals at the Meeting.

Specifically, Stockholders elected two Directors, Ms. Sandra Yeager and Mr. Christopher O. Petersen, each for a term that will expire at the Corporation’s 2022 Annual Meeting of Stockholders, and re-elected three Directors, Mr. George S. Batejan and Mses. Kathleen Blatz and Pamela G. Carlton, each for a term that will expire at the Corporation’s 2024 Annual Meeting of Stockholders. Stockholders also ratified the Board’s selection of PricewaterhouseCoopers LLP as the Corporation’s independent registered public accounting firm for 2021.

The Corporation is managed by Columbia Management Investment Advisers, LLC. This material is distributed by Columbia Management Investment Distributors, Inc., member FINRA.

Investors shouldconsider the investment objectives, risks, charges, and expenses of the Corporation carefully before investing. A prospectus containing information about the Corporation (including its investment objectives, risks, charges, expenses, and otherinformation about the Corporation) may be obtained by contacting your financial advisor or visiting www.columbiathreadneedleus.com. The prospectus should be read carefully before investing in the Corporation. For more information, please call 1-800-345-6611 or visit columbiathreadneedleus.com.

Investment products are not federally or FDIC-insured, are not deposits or obligations of, or guaranteed by any financial institution, and involve investment risks including possible loss of principal and fluctuation in value.

^©^ 2021 Columbia Management Investment Advisers, LLC. All rights reserved.

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