Live feed15:47:45·241dINSIDERFilingvia QuantisnowLarge owner Susan Scott Heyneman Trust, Susan Heyneman & First Interstate Wealth Management Co-Trustees sold $322,800 worth of shares (10,000 units at $32.28) (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.FIBK· First Interstate BancSystem Inc.FinanceOriginal source