Alleghany Corporation is an insurance holding company. The Company, through its subsidiary Alleghany Insurance Holdings LLC (AIHL) and its subsidiaries, is engaged in the property and casualty insurance business. AIHL's insurance operations are conducted by its subsidiaries RSUI Group, Inc. (RSUI), CapSpecialty, Inc. (CapSpecialty) and Pacific Compensation Corporation (PacificComp). Its segments include reinsurance and insurance. Its reinsurance segment consists of property...