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ISSUER//CIK 0000109261

ZENITH NATIONAL INSURANCE CORP

Exchange

Entity type

operating

Fiscal year end

Dec 31

Headquarters

DE

Research Summary

AI-assisted · Grounded in filings

Updated Nov 24, 2025

ZENITH NATIONAL INSURANCE CORP

Zenith National Insurance Corp. specializes in commercial property/casualty coverage, blending workers’ compensation, general liability, and commercial auto solutions tailored for niche contractors, transportation fleets, and specialty trade partners that value high-touch underwriting and claims responsiveness. While the broader SIC 63 context anchors the carrier among financial guarantors and broader risk pools, Zenith leans into disciplined pricing and risk selection to support insureds navigating cost pressures in construction, transportation, and allied service sectors. Commercial risk managers and brokers cite Zenith for underwriting stability, yet the company must manage material risks around catastrophe exposure, reserve adequacy, and evolving regulatory oversight tied to solvency standards and rate filings, especially given the absence of a public ticker and limited visibility into recent disclosures—the latest filing details remain pending public release. With these factors in mind, investors and advisors can stay current; consider viewing live SEC filings on Earnings Feed.

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