Arthur J. Gallagher & Co. (NYSE:AJG) declining -1.39% to $52.40 with traded session volume was 922414. Arthur J. Gallagher acquires Construction Risk Solutions, LLC in Hunt Valley, Maryland; terms of the transaction were not disclosed (AJG). “CRS has developed an outstanding reputation for its depth of industry expertise, strong market relationships and dedicated team approach to quality client service,” said J. Patrick Gallagher, Jr., Chairman, President and CEO. “Their team-based culture and construction industry specialization will be a terrific complement to our Northeast Region, and we are very pleased to welcome John and his colleagues to our growing Gallagher family of professionals.” As concerns of stock price volatility, it was 1.17% for a week and 1.07% for a month.