Don't miss the big stories. Like us on Facebook. IGT, the world’s dominant slot-machine manufacturer, is ready to jump into the promising sports-wagering business in the United States.

IGT stock fell 72 cents, to $58.48. William ”Si” Redd founded IGT in 1975 as A-1 Supply. In 1978, Redd developed the first video poker machine. In 1984, Mathewson became chief executive officer.