Exhibit 1
 
JOINT FILING AGREEMENT
 
Each of the undersigned hereby agrees that this Amendment to Schedule 13D, dated November 13, 2026, with respect to the common shares of Thomson Reuters Corporation (the “Schedule 13D”) is, and any and all subsequent amendments thereto shall be, filed on behalf of each of the undersigned pursuant to and in accordance with the provisions of Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, and that this Joint Filing Agreement shall be included as an exhibit to the Schedule 13D and any amendments thereto. Each of the undersigned agrees to be responsible for the timely filing of any amendments to the Schedule 13D, and for the completeness and accuracy of the information concerning itself contained therein, but shall not be responsible for the completeness and accuracy of the information concerning any other party hereto or thereto, except to the extent that it knows or has reason to believe that such information is inaccurate. This Joint Filing Agreement may be executed in any number of counterparts, all of which taken together shall constitute one and the same instrument.
 
IN WITNESS WHEREOF, this Joint Filing Agreement has been executed and delivered by each of the undersigned as of November 13, 2026.
 
 
 
 
THOMSON INVESTMENTS LIMITED  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: CEO & President
 
 
 
 
THE WOODBRIDGE COMPANY LIMITED  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: CEO & President
 
 
 
 
WOODBRIDGE INVESTMENTS CORPORATION  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: CEO & President
 
 
 
 
1396164 ONTARIO LIMITED  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: CEO & President
 
 
 
 
1001810107 ONTARIO LIMITED  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: CEO & President
 


1908720 ONTARIO LIMITED  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: CEO & President
 
 
 
 
KRT INVESTMENTS CORP.  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
DKRT FAMILY CORP.  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
DKRT INVESTMENTS CORP.  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
DKRT FUNDING CORP.  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
1000920847 ONTARIO LIMITED  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
MB FINANCE CORP.  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
TT INVESTMENTS CORP.  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
TLT INVESTMENTS CORP.  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 


TLT ISSUE HOLDCO A CORP.  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
TLT ISSUE HOLDCO CORP.  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
1761173 ONTARIO LIMITED  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
2677295 ONTARIO LIMITED  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
1000919995 ONTARIO LIMITED  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
1754693 ONTARIO LIMITED  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
PJT INVESTMENTS CORP.  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
1000920848 ONTARIO LIMITED  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
PGF INVESTMENTS CORP.  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 


PGF FAMILY CORP.  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
LCC INVESTMENTS CORP.  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
1000078931 ONTARIO LIMITED  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
1000421133 ONTARIO LIMITED  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
LLD INVESTMENTS CORP.  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
2806335 ONTARIO LIMITED  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
JRD INVESTMENTS CORP.  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
2754783 ONTARIO LIMITED  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
GED INVESTMENTS CORP.  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 


 
 
 
SEG FAMILY CORP  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
TCM INVESTMENTS CORP  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
DYM INVESTMENTS CORP  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
BG INVESTMENTS CORP  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
ACG INVESTMENTS CORP  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
1001404651 ONTARIO LIMITED  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact
 
 
 
 
2808194 ONTARIO LIMITED  
 
 
 
By:
/s/ Michael Medline
 
 
Name: Michael Medline
 
 
Title: Attorney-in-fact