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THOMSON REUTERS® NEWS RELEASE Thomson Reuters Reports Second - Quarter 2021 Results Exhibit 99.1 TORONTO , August 5 , 2021 - Thomson Reuters ( TSX / NYSE : TRI ) today reported results for the second quarter ended June 30 , 2021 : Total company revenue grew 9 % and organic revenue grew 7 % ; Raised full - year 2021 total company and " Big 3 " guidance for revenue growth , adjusted EBITDA margin and free cash flow ; Outlook provided for the third quarter of 2021 ; Change Program on track - achieved $ 90 million of run - rate operating expense savings through June 30 ; New $ 1.2 billion buyback program announced . " The strong results that we achieved in the first quarter accelerated in the second quarter . Our performance was consistent across the company , above our expectations , and positions us well for the rest of the year and 2022. These results reflect the confidence of our customers - in both an improving economic environment and in their prospects . This dynamic presents us with a tailwind as customers are spending on products and solutions that fit their workflows and improve their professional lives , which are rapidly evolving , " said Steve Hasker , president and CEO of Thomson Reuters . Mr. Hasker added , " Based on the strong first - half performance and our confidence in the trajectory of the business for second half of the year , we have increased our full - year 2021 guidance . " Consolidated Financial Highlights - Three Months Ended June 30 Three Months Ended June 30 , ( Millions of U.S. dollars , except for adjusted EBITDA margin and EPS ) ( unaudited ) IFRS Financial Measures ( 1 ) Revenues Operating profit Diluted earnings per share ( EPS ) Cash flow from operations Non - IFRS Financial Measures ( 1 ) Revenues Adjusted EBITDA Adjusted EBITDA margin Adjusted EPS Free cash flow 2021 2020 Change Change at Constant Currency $ 1,532 $ 1,405 9 % $ 316 $ 365 -14 % $ 2.15 $ 0.25 n / m $ 462 $ 422 10 % $ 1,532 $ 502 32.7 % $ 0.48 $ 379 $ 1,405 $ 479 9 % 5 % 7 % 5 % 34.1 % -140bp -70bp $ 0.44 9 % 9 % $ 305 25 % ( 1 ) In addition to results reported in accordance with International Financial Reporting Standards ( IFRS ) , the company uses certain non - IFRS financial measures as supplemental indicators of its operating performance and financial position . These and other non - IFRS financial measures are defined and reconciled to the most directly comparable IFRS measures in the tables appended to this news release . n / m : not meaningful