W. R. Berkley Corp operates in the Fire, marine, and casualty insurance sector. In addition to historical fundamental analyses, the complete report available to purchase compares W. R. Berkley Corp with three other companies in this sector in the United States: American Financial Group, Inc. (2018 sales of $7.17 billion of which 74% was Property and casualty insurance.), Everest Re Group, Ltd. ($7.39 billion of which 34% was U.S. Reinsurance), and Markel Corporation ($7.27 billion of which 52% was U.S.Insurance).

Sales Analysis. W. R. Berkley Corp reported sales of $7.70 billion for the year ending December of 2018. This represents a very small increase of 0.2% versus 2017, when the company's sales were $7.68 billion. Sales at W. R. Berkley Corp have increased during each of the previous five years (and since 2013, sales have increased a total of 20%). Sales of Corporate and Eliminations saw an increase that was more than double the company's growth rate: sales were up 13.4% in 2018, from $423.30 million to $479.91 million. W. R. Berkley Corp also saw significant increases in sales in Insurance-Domestic (up 3.6% to $6.46 billion) . Not all segments of W. R. Berkley Corp experienced an increase in sales in 2018: sales of Net Investment Gains fell 54.0% to $154.49 million. (However, this segment's sales were only a very small portion of the company's overall sales). W. R. Berkley Corp also experienced decreases in sales in Reinsurance-Global (down 13.7% to $600.82 million) .