FIRST INTERSTATE BANCSYSTEM INC — Director's Dealing 2015

Nov 13, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: FIRST INTERSTATE BANCSYSTEM INC (FIBK)
CIK: 0000860413
Period of Report: 2015-11-11

Reporting Person: Scott Jonathan R (Director)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-11-11	Stock Options	$17.00	M	1400	Disposed	2016-01-26	Class B Common Stock (1400)	Direct
2015-11-11	Class B common Stock	$0.00	M	1400	Acquired	2029-12-31	Class A Common Stock (1400)	Direct
2015-11-11	Class B Common Stock	$0.00	F	963	Disposed	2029-12-31	Class A Common Stock (963)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Class A Common Stock	3499	Indirect
Class A Common Stock	4232	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Class B Common Stock	$0.00	2029-12-31	Class A Common Stock (59576)	59576	Indirect
Class B Common Stock	$0.00	2029-12-31	Class A Common Stock (725082)	725082	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 discretion of the holder. The conversion feature of the Class B Common Stock does not expire.

F2: Includes 799 shares for payment of option exercise price and 164 shares for payment of taxes, valued at $29.79 per share.