ROLLING MEADOWS, Ill. (AP) — ROLLING MEADOWS, Ill. (AP) — Arthur J. Gallagher & Co. (AJG) on Thursday reported first-quarter net income of $822 million. The Rolling Meadows, Illinois-based company said it had net income of $3.16 per share. Earnings, adjusted for non-recurring costs, were $4.47 per share. The results exceeded Wall Street expectations. The average estimate of seven analysts surveyed by Zacks Investment Research was for earnings of…