Get First Interstate BancSystem alerts:Read Our Latest Stock Report on First Interstate BancSystemFirst Interstate BancSystem Stock Up 0.6%Shares of NASDAQ FIBK opened at $31.89 on Thursday. The firm’s 50-day moving average price is $31.36 and its 200-day moving average price is $29.04. First Interstate BancSystem (NASDAQ:FIBK – Get Free Report) last issued its quarterly earnings data on Tuesday, July 29th. First Interstate BancSystem Company Profile(Get Free Report)First Interstate BancSystem, Inc operates as the bank holding company for First Interstate Bank that provides range of banking products and services in the United States. Featured StoriesReceive News & Ratings for First Interstate BancSystem Daily - Enter your email address below to receive a concise daily summary of the latest news and analysts' ratings for First Interstate BancSystem and related companies with MarketBeat.com's FREE daily email newsletter.