Mitsui Sumitomo Insurance Co Ltd has bought WRB on 20 days since Dec 2025
10% owner at W. R. Berkley Corporation
SEC CIK 0001142206 · Filings on SEC.gov ↗
Mitsui Sumitomo Insurance Co Ltd's record
3 months after each buy, from the first price a copier could get.
20 buys since 2025 with 3 months of prices.
Every filing
20 filings since Dec 2025, newest first
Berkley W R Corp
10% owner
Berkley W R Corp
10% owner
Berkley W R Corp
10% owner
Berkley W R Corp
10% owner
Berkley W R Corp
10% owner
Berkley W R Corp
10% owner
Berkley W R Corp
10% owner
Berkley W R Corp
10% owner
Berkley W R Corp
10% owner
Berkley W R Corp
10% owner
Berkley W R Corp
10% owner
Berkley W R Corp
10% owner
Berkley W R Corp
10% owner
Berkley W R Corp
10% owner
Berkley W R Corp
10% owner
Berkley W R Corp
10% owner
Berkley W R Corp
10% owner
Berkley W R Corp
10% owner
Berkley W R Corp
10% owner
Berkley W R Corp
10% owner
About Mitsui Sumitomo Insurance Co Ltd
Mitsui Sumitomo Insurance Co Ltd is a major Japanese non-life insurance company formed in October 2001 through the merger of Mitsui Marine & Fire Insurance Co., Ltd. (established 1918) and Sumitomo Marine & Fire Insurance Co., Ltd. (established 1893), with roots tracing back over 300 years to the Mitsui and Sumitomo zaibatsu conglomerates.(
The company operates within the MS&AD Insurance Group, formed in April 2010 via integration with Aioi Insurance and Nissay Dowa General Insurance, becoming Japan's largest property insurance provider with a significant market share.( It provides domestic and international non-life insurance services, including expansions into Asia, Europe, and the US through acquisitions like Amlin plc (2016), First Capital Insurance (2017), and Transverse Insurance Group (2023).( As a corporate insider, it recently traded at Berkley W R Corp (WRB) at 10% ownership. Leadership includes President Shinichiro Funabiki, with headquarters in Tokyo.(
Written by Perplexity from public sources.
Filings come from SEC EDGAR. Not investment advice.