Trade Summary

4 months ago, Mitsui Sumitomo Insurance Co Ltd, serving as 10% owner at Berkley W R Corp (WRB), purchased 630,000 shares at $67.64 per share, for a total transaction value of $42,612,018.00. Following this transaction, Mitsui Sumitomo Insurance Co Ltd now holds 53,891,504 shares of WRB.

This purchase represents a 1.00% increase in Mitsui Sumitomo Insurance Co Ltd's stake in the company. This is considered a medium-conviction trade.

The trade was executed on Tuesday, January 20, 2026 and publicly disclosed via SEC Form 4 filing on Wednesday, January 21, 2026 at 7:30 PM ET, 1 day 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.