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TRI · Thomson Reuters Corp /Can/

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$105.53 -0.35 (-0.33%) At close · Aug 21
Market Cap
$45.72B
Shares
433.22M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 422
Total Value: $33,190,099,582
Total Shares: 406,392,867

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 422 13F filers · Δ vs Mar 31, 2026
Top Holder
72.9%
Sep 2023 → Jun 2026 · range 13.4% – 75.5%
−1.6 pts
Top 5
80.4%
Sep 2023 → Jun 2026 · range 39.1% – 82.3%
−0.8 pts
Top 10
85.5%
Sep 2023 → Jun 2026 · range 58.1% – 87.0%
−0.1 pts
HHI
5,339
Sep 2023 → Jun 2026 · range 463 – 5,715
Highly concentrated−235

Quarterly Activity

vs Mar 31, 2026
New
60
Increased
116
Decreased
241
Sold Out
117
Unchanged
5
Holder count: -57
Institutional value: -8.6%
Shares held: +0.7%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 442
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1075124 CUSIP 884903881 13F (30d) 369 filings 350 filers Visit website Investor relations