Multiple insiders at BERKLEY W R CORP (WRB) have recently acquired a significant stake in the company. On March 2nd and 3rd, 2026, Sumitomo Insurance Co Ltd Mitsui and Insurance Group Holdings, Inc. Ms&Ad executed a series of purchases totaling approximately $37.49 million.

These transactions included multiple buys by both entities across various price points, ranging from $71.60 to $73.20 per share. Specifically, Sumitomo Insurance Co Ltd Mitsui acquired shares in several tranches, as did Insurance Group Holdings, Inc. Ms&Ad, reflecting coordinated activity.

This cluster buying activity, where multiple insiders purchase shares around the same time, is often viewed as a strong bullish indicator by market observers. The significant investment by these entities suggests a positive outlook on BERKLEY W R CORP's future performance.