Thomson Reuters
534 hedge funds and large institutions have $81.2B invested in Thomson Reuters in 2025 Q2 according to their latest regulatory filings, with 89 funds opening new positions, 183 increasing their positions, 172 reducing their positions, and 45 closing their positions.
630% more call options, than puts
Call options by funds: $127M | Put options by funds: $17.4M
437% more capital invested
Capital invested by funds: $15.1B → $81.2B (+$66.1B)
100% more funds holding in top 10
Funds holding in top 10: 6 → 12 (+6)
98% more first-time investments, than exits
New positions opened: 89 | Existing positions closed: 45
69.11% more ownership
Funds ownership: 19.11% → 88.22% (+69%)
7% more funds holding
Funds holding: 498 → 534 (+36)
6% more repeat investments, than reductions
Existing positions increased: 183 | Existing positions reduced: 172
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Millennium Management
New York
|
+$308M |
| 2 |
HF
HRT Financial
New York
|
+$139M |
| 3 |
Norges Bank
Oslo,
Norway
|
+$111M |
| 4 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$93M |
| 5 |
PMAM
Picton Mahoney Asset Management
Toronto,
Ontario, Canada
|
+$92.2M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Citadel Advisors
Miami,
Florida
|
-$166M |
| 2 |
Royal Bank of Canada
Toronto,
Ontario, Canada
|
-$107M |
| 3 |
Fidelity International
Hamilton,
Bermuda
|
-$93.8M |
| 4 |
Morgan Stanley
New York
|
-$91M |
| 5 |
Bank of Montreal
Toronto,
Ontario, Canada
|
-$86.9M |
TRI Hedge Fund Activity: Q2 2025 in Review
534 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Thomson Reuters (TRI) for Q2 2025, worth a combined $81.2B — up 437% from $15.1B a quarter earlier.
Buyers outnumbered sellers: 89 funds opened new TRI positions and 45 closed out — a net gain of 44 holders — while 183 added to existing stakes and 172 trimmed.
The largest buyer was Millennium Management, adding an estimated $308M. The largest seller was Citadel Advisors, cutting an estimated $166M.
- 534 institutional investors held Thomson Reuters (TRI) as of Q2 2025, up from 498 in Q1 2025.
- Funds reported $81.2B of Thomson Reuters stock for Q2 2025, up 437% quarter-over-quarter.
- 89 funds opened new Thomson Reuters positions in Q2 2025 and 45 closed out, a net change of +44 holders.
- The largest Thomson Reuters buyer in Q2 2025 was Millennium Management, an estimated $308M added.
- The largest Thomson Reuters seller in Q2 2025 was Citadel Advisors, an estimated $166M sold.
Based on aggregated 13F filings for Q2 2025.