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Mitsui Sumitomo Insurance Co Ltd

13F filer · CIK 0001142206
Reported Aug 13, 2026
13F portfolio value$4.15BU.S. long equity reported on 13F
Positions10 new · 0 closed
Net flow last quarter$0Buys minus sells
Top 10 positions weight100.0%Concentration

Holdings

13F · last 4 quarters free
Scroll for earlier quarters
CompanyValue% of portfolio% of companyPOSITION CHANGE qoq %First reported
Q2 2026Reported Aug 13, 20261 positions
WRBBerkley W R Corp$4.15B100.00%15.84%Not reportedQ4 2025
Q1 2026Reported May 14, 20261 positions
WRBBerkley W R Corp$3.9B100.00%15.77%+16.3%Q4 2025
Q4 2025Reported Feb 17, 20261 positions
WRBBerkley W R Corp$3.54B100.00%13.40%NewQ4 2025
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