ProAssurance Corporation is an insurance holding company. The Company operates in five segments: Specialty P&C, Workers' Compensation Insurance, Segregated Portfolio Cell Reinsurance, and Lloyd's Syndicates and Corporate. Specialty P&C segment includes professional liability insurance and medical technology liability insurance. Professional liability insurance is primarily comprised of medical professional liability products offered to healthcare providers and institutions. Workers' Compensation Insurance segment includes workers' compensation insurance products, which are provided primarily to employers. The segment's products include guaranteed cost policies, policyholder dividend policies, retrospectively rated policies, deductible policies and alternative market solutions. Segregated Portfolio Cell Reinsurance segment includes the results of SPCs at Inova Re and Eastern Re, the Company's Cayman Islands SPC operations.