Arthur J. Gallagher traded at $299.18 this Friday September 5th, decreasing $1.04 or 0.35 percent since the previous trading session. Looking back, over the last four weeks, Arthur J. Gallagher lost 4.51 percent. Over the last 12 months, its price rose by 1.59 percent. Looking ahead, we forecast Arthur J. Gallagher to be priced at 296.70 by the end of this quarter and at 289.37 in one year, according to Trading Economics global macro models projections and analysts expectations.