Fitch Impressed by Zenith's 'Disciplined' Underwriting

Fitch Ratings announced Monday it affirmed the 'A' insurer financial strength ratings of Zenith Insurance Co. and ZNAT Insurance Co., both subsidiaries of Zenith National Insurance Corp. Fitch also affirmed Zenith National's issuer default rating of 'BBB+', convertible senior note rating of 'BBB' and the 'BBB-' rating of Zenith National Insurance Capital Trust I securities. The rating outlook is stable. Fitch said its ratings reflect Zenith's disciplined underwriting focus, favorable underwriting results and strong capitalization. Partially offsetting these positives are business line a...