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WRB - Berkley W R Corp

Insider Purchase by Mitsui Sumitomo Insurance Co Ltd (10%)

1 Month
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Trade Summary

3 weeks ago, Mitsui Sumitomo Insurance Co Ltd, serving as 10% owner at Berkley W R Corp (WRB), purchased 1,028,931 shares at $67.35 per share, for a total transaction value of $69,297,690.00. Following this transaction, Mitsui Sumitomo Insurance Co Ltd now holds 55,618,435 shares of WRB.

This purchase represents a 2.00% increase in Mitsui Sumitomo Insurance Co Ltd's stake in the company. This is considered a medium-conviction trade.

The trade was executed on Monday, January 26, 2026 and publicly disclosed via SEC Form 4 filing on Wednesday, January 28, 2026, 2 days after the trade was made.

Berkley W R Corp operates in the FINANCIAL SERVICES sector, specifically within the INSURANCE - PROPERTY & CASUALTY industry. Insider buying activity in this sector can provide valuable signals about industry trends and company-specific developments.

Mitsui Sumitomo Insurance Co Ltd

Mitsui Sumitomo Insurance Co Ltd

10%

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.[[1]](https://www.msi-oceania.com/msi/history/)[[2]](https://www.ms-ins.com/english/company/aboutus/history/)[[3]](https://icisa.org/member/mitsui-sumitomo/)[[4]](https://en.wikipedia.org/wiki/Mitsui_Sumitomo_Insurance_Group)[[5]](https://www.ms-ins.com/english/company/aboutus/outline/data/profile-01.pdf) 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.[[2]](https://www.ms-ins.com/english/company/aboutus/history/)[[3]](https://icisa.org/member/mitsui-sumitomo/)[[4]](https://en.wikipedia.org/wiki/Mitsui_Sumitomo_Insurance_Group)[[5]](https://www.ms-ins.com/english/company/aboutus/outline/data/profile-01.pdf) 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).[[2]](https://www.ms-ins.com/english/company/aboutus/history/) 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.[[2]](https://www.ms-ins.com/english/company/aboutus/history/)[[5]](https://www.ms-ins.com/english/company/aboutus/outline/data/profile-01.pdf)

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Trade Price

$67.35

Quantity

1,028,931

Total Value

$69,297,690.00

Shares Owned

55,618,435

Trade Date

Monday, January 26, 2026

27 days ago

SEC Filing Date

Wednesday, January 28, 2026

Filed 2 days after trade

FINANCIAL SERVICESINSURANCE - PROPERTY & CASUALTY

About Berkley W R Corp

Company Overview

No company information available
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