Mitsui Sumitomo Insurance Co Ltd

13D and 13G Filings

Investors who own more than 5% of a class must file a Schedule 13D or 13G. The latest filing for each security since 12/18/2024, newest first.

Issuer % of Class Filed
W. R. Berkley Corporation 13D/A
WRB · 084423102
15.8% 6/4/2026
Event 6/3/2026