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Alleghany Corporation, a wholly-owned subsidiary of Berkshire Hathaway, owns and supports property and casualty reinsurance and insurance operating subsidiaries. With $9.5 billion of gross premiums written (GPW) in 2024, Alleghany and its subsidiaries are leading providers in the reinsurance, excess and surplus and specialty insurance markets. Our operating subsidiaries benefit from the significant capital strength of Berkshire Hathaway and have earned superior financial strength ratings from the major rating agencies.

2024 Gross Premiums pie chart
 
A.M. Best
Moody's
Standard & Poor's
TransRe A++ (Superior) AA2 AA+
RSUI A++ (Superior) NR AA+
CapSpecialty A (Excellent) NR NR

Information about Berkshire Hathaway can be found at www.berkshirehathaway.com.

Alleghany's historical SEC filings can be found at the following link.