Monarch Casino & Resort Inc. Common Stock. Replay the stock market charts of MCRI day by day, back to 2003. Open long and short positions without spending any money. Monarch Casino & Resort Inc owns and operates the Atlantis Casino Resort Spa, a hotel or casino facility in Reno, Nevada; the Monarch Casino Black Hawk in Black Hawk, Colorado and real estate proximate to the Atlantis and Monarch Casino Black Hawk.