FIRST INTERSTATE BANCSYSTEM INC — Director's Dealing 2014

May 6, 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: FIRST INTERSTATE BANCSYSTEM INC (FIBK)
CIK: 0000860413
Period of Report: 2014-05-02

Reporting Person: SCOTT THOMAS W (Director, 10% Owner)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2014-05-02	Stock Options	$13.12	M	2400	Disposed	2014-05-27	Class B Common Stock (2400)	Direct
2014-05-02	Class B Common Stock	$0.00	M	2400	Acquired	2029-12-31	Class A Common Stock (2400)	Direct
2014-05-02	Class B Common Stock	$0.00	F	1282	Disposed	2029-12-31	Class A Common Stock (1282)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Class A Common Stock	5043	Direct
Class A Common Stock	23076	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Class B Common Stock	$0.00	2029-12-31	Class A Common Stock (222528)	222528	Indirect

Footnotes

F1: The Class B Common Stock is convertible at any time into Class A Common Stock on a share for share basis at the descretion of the holder. The conversion feature of the Class B common stock does not expire.

F2: Shares tendered for payment of option exercise price, valued at $24.55 per share.