Shares of Arch Capital Group Ltd. (ACGL) have rallied 31.6% year to date, outperforming the industry’s growth of 20.1%, the Finance sector’s rise of 8.4% and the Zacks S&P 500 composite’s increase of 14.1%. With a market capitalization of $36.7 billion, the average volume of shares traded in the last three months was 1.6 million.New business opportunities, rate improvement, growth in existing accounts and a solid capital position drive this Zacks Rank #2 (Buy) insurer, which has the potential to retain the ...