FIRST INTERSTATE BANCSYSTEM INC — Director's Dealing 2011

May 26, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: FIRST INTERSTATE BANCSYSTEM INC (FIBK)
CIK: 0000860413
Period of Report: 2011-05-24

Reporting Person: Leckie Ross E. (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-05-24	Class A Common Stock	A	2622	$13.25	Acquired	4036	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Class A Common Stock	6700	Indirect
Class A Common Stock	3500	Indirect

Footnotes

F1: Issued in lieu of cash payment for annual Board of Director retainer fee.