Shares of Arthur J. Gallagher (AJG) have rallied 31.1% year to date (YTD) compared with the industry’s growth of 27.3%. The Finance sector and the Zacks S&P 500 composite have returned 12% and 15%, respectively, in the same time frame. With a market capitalization of $64.55 billion, the average volume of shares traded in the last three months was 0.7 million.AJG Outperforms Industry, Sector & S&P YTDImage Source: Zacks Investment ResearchThe rally was driven by a strong performance of the Brokerage and Risk ...