6-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OFFOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

THOMSON REUTERS CORPORATION

(Translation of registrant’s name into English)

19 DuncanStreet, Toronto,

Ontario M5H 3H1, Canada

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F  ☐            Form 40-F  ☒

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):  ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):  ☐

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, thereunto duly authorized.

Date: June 16, 2023

EXHIBIT INDEX

EX-99.1 - NEWS RELEASE DATED JUNE 16, 2023

Exhibit 99.1

Thomson Reuters Receives Court Approval for Return of Capital Transaction

TORONTO, June 16, 2023 – Thomson Reuters (TSX/NYSE: TRI) announced that the Ontario Superior Court of Justice (Commercial List) issued a final order today approving a plan of arrangement to implement the company’s proposed return of capital transaction. On June 14, 2023, Thomson Reuters received shareholder approval for the return of capital transaction at its annual and special meeting.

The return of capital transaction consists of a distribution of US$4.67 in cash per common share (approximately US$2.2 billion in the aggregate) and a consolidation of the company’s outstanding common shares (or reverse stock split) on a basis that is proportional to the cash distribution.

Timeline/Next Steps

Further details of the proposed return of capital transaction are described in the company’s 2023 management proxy circular and related materials, which are available on www.thomsonreuters.com in the “Investor relations” section. The return of capital documents were previously filed with the Canadian securities regulatory authorities on SEDAR and are available at www.sedar.com. The documents were also furnished to the U.S. Securities and Exchange Commission through EDGAR and are available at www.sec.gov.

SPECIAL NOTE REGARDING FORWARD-LOOKING STATEMENTS

Certain statements in this news release are forward-looking, including statements relating to the return of capital transaction. These forward-looking statements arebased on certain assumptions and reflect our company’s current expectations. As a result, forward-looking statements are subject to a number of risks and uncertainties that could cause actual results or events to differ materially from currentexpectations, including other factors discussed in materials that Thomson Reuters from time to time files with, or furnishes to, the Canadian securities regulatory authorities and the U.S. Securities and Exchange Commission. There is no assurancethat the return of capital transaction will be completed or that other events described in any forward-looking statement will materialize. Except as may be required by applicable law, Thomson Reuters disclaims any obligation to update or revise anyforward-looking statements.

About Thomson Reuters

Thomson Reuters (NYSE / TSX: TRI) informs the way forward by bringing together the trusted content and technology that people and organizations need to make the right decisions. The company serves professionals across legal, tax, accounting, compliance, government, and media. Its products combine highly specialized software and insights to empower professionals with the data, intelligence, and solutions needed to make informed decisions, and to help institutions in their pursuit of justice, truth, and transparency. Reuters, part of Thomson Reuters, is the world’s leading provider of trusted journalism and news. For more information, visit tr.com.

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