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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington D.C. 20549
FORM 8-K
CURRENT REPORT
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934
Date of report (date of earliest event reported): April 29, 2011
FIRST INTERSTATE BANCSYSTEM, INC.
 
(Exact name of registrant as specified in its charter)
         
Montana   001-34653   81-0331430
 
(State or other jurisdiction of
incorporation or organization)
  (Commission
File No.)
  (IRS Employer
Identification No.)
401 North 31st Street, Billings, MT 59101
 
(Address of principal executive offices)
(406) 255-5390
 
(Registrant’s telephone number, including area code)
Not Applicable
 
(Former name or former address, if changed since last report)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the Registrant under any of the following provisions:
o   Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
o   Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
o   Pre-commencement communications pursuant to Rule 14d-2(b) under Exchange Act (17 CFR 240.14d-2(b))
o   Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
 
 

 


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Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers
SIGNATURE


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Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers
     On April 29, 2011, First Interstate BancSystem, Inc. (the “Registrant”) accepted the resignation of Julie G. Castle, an Executive Vice President of the Registrant and President of Wealth Management of First Interstate Bank, the Registrant’s banking subsidiary. Ms. Castle is resigning her position with the Registrant to pursue other business opportunities. Her resignation is expected to be effective May 27, 2011.

 


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SIGNATURE
     Pursuant to the requirements of the Securities and Exchange Act of 1934, as amended, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
Dated: April 29, 2011
         
  FIRST INTERSTATE BANCSYSTEM, INC.
 
 
  By:   /s/ LYLE R. KNIGHT    
    Lyle R. Knight   
    President and Chief Executive Officer