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Thomson Reuters
TRI

Overview Fund Activity

524 hedge funds and large institutions have $81.1B invested in Thomson Reuters in 2025 Q2 according to their latest regulatory filings, with 90 funds opening new positions, 182 increasing their positions, 167 reducing their positions, and 45 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
524
Holders Change
+35
Holders Change %
+7.16%
% of All Funds
7.03%
Holding in Top 10
12
Holding in Top 10 Change
+6
Holding in Top 10 Change %
+100%
% of All Funds
0.16%
New
90
Increased
182
Reduced
167
Closed
45
Calls
$127M
Puts
$17.4M
Net Calls
+$110M
Net Calls Change
+$17.5M

Top Buyers

1
Millennium Management
Millennium Management
New York
+$330M
2
HF
HRT Financial
New York
+$150M
3
Susquehanna International Group
Susquehanna International Group
Pennsylvania
+$99.7M
4
PMAM
Picton Mahoney Asset Management
Ontario, Canada
+$98.5M
5
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
+$89.2M

Top Sellers

1
Citadel Advisors
Citadel Advisors
Florida
-$179M
2
Royal Bank of Canada
Royal Bank of Canada
Ontario, Canada
-$114M
3
Fidelity International
Fidelity International
Bermuda
-$101M
4
Morgan Stanley
Morgan Stanley
New York
-$97.6M
5
Bank of Montreal
Bank of Montreal
Ontario, Canada
-$93.2M
Name Holding Trade Value Shares
Change 		Shares
Change %
KA
526
Kozak & Associates
Colorado
$8 -$7 – –
AIMCA
527
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
– -$75.8M -439,400 Closed
GC
528
Gillson Capital
Illinois
– -$37.5M -216,953 Closed
JCM
529
Junto Capital Management
New York
– -$34.4M -199,224 Closed
Point72 Asset Management
530
Point72 Asset Management
Connecticut
– -$23.3M -134,952 Closed
Two Sigma Advisers
531
Two Sigma Advisers
New York
– -$21.5M -124,519 Closed
MF
532
Magnetar Financial
Illinois
– -$10.8M -62,316 Closed
TI
533
Trexquant Investment
Connecticut
– -$8.89M -51,438 Closed
Voloridge Investment Management
534
Voloridge Investment Management
Florida
– -$8.5M -49,183 Closed
SCM
535
Sone Capital Management
New York
– -$8.32M -48,169 Closed
CSS
536
Cubist Systematic Strategies
Connecticut
– -$6.16M -35,636 Closed
LP
537
LMR Partners
United Kingdom
– -$5.01M -28,968 Closed
Caisse de Depot et Placement du Quebec (CDPQ)
538
Caisse de Depot et Placement du Quebec (CDPQ)
Quebec, Canada
– -$4.07M -23,580 Closed
SFI
539
Susquehanna Fundamental Investments
Pennsylvania
– -$3.49M -20,200 Closed
QCM
540
Qsemble Capital Management
New York
– -$1.35M -7,841 Closed
PP
541
Prudential plc
United Kingdom
– -$1.22M -7,065 Closed
USAA
542
United Services Automobile Association
Texas
– -$965K -5,644 Closed
1C
543
111 Capital
France
– -$960K -5,565 Closed
CP
544
CenterBook Partners
Connecticut
– -$921K -5,329 Closed
Wolverine Trading
545
Wolverine Trading
Illinois
– -$905K -5,292 Closed
ET
546
Entropy Technologies
New York
– -$717K -4,150 Closed
YIH
547
Y-Intercept (HK)
Hong Kong
– -$627K -3,626 Closed
AIM
548
Achmea Investment Management
Netherlands
– -$533K -3,084 Closed
Vontobel Holding
549
Vontobel Holding
Switzerland
– -$516K -2,989 Closed
HT
550
Headlands Technologies
Illinois
– -$473K -2,738 Closed
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