Zenith Reports Big Improvement in Net

Zenith National Insurance Corp. (NYSE:ZNT) reported operating income after tax of $3.3 million, or $0.18 per share, for the first quarter of 2002 compared to an operating loss after tax of $0.2 million, or $0.01 per share, for the first quarter of 2001. The operating loss in the first quarter of 2001 includes catastrophe losses after tax of $1.0 million, or $0.06 per share. Gross workers' compensation premiums written increased about 16% in the first quarter of 2002 compared to the first quarter of the prior year. In California, gross workers' compensation premiums written increased about 27...