Thomson Reuters Officer Files Form 144 Notice of Proposed Sale

Executive Summary

On November 4, 2026, Kirsty Ann Roth, an Officer of Thomson Reuters Corp (CIK: 0001075124), filed a Form 144 notice disclosing an intention to sell 4,528 Common Shares with an estimated aggregate market value of $534,394.56.

Transaction Details

• Filer: Kirsty Ann Roth (Officer)
• Security: Common Shares
• Number of Shares: 4,528
• Market Value: $534,394.56 (~$118.02 per share)
• Broker: Saxo Bank
• Approximate Sale Date: November 4, 2026
• Origin of Shares: Acquired off-market on March 9, 2026, with cash payment dated November 4, 2026.

Market Impact & Context

With 433,458,865 common shares outstanding as of early November 2026, this proposed sale represents a negligible fraction (<0.001%) of total shares. Given the standard size and nature of the transaction, the market impact is anticipated to be minimal.