FIRST INTERSTATE BANCSYSTEM INC — Director's Dealing 2016

Dec 1, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: FIRST INTERSTATE BANCSYSTEM INC (FIBK)
CIK: 0000860413
Period of Report: 2016-11-29

Reporting Person: Scott Jonathan R (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2016-11-29	Class A Common Stock	M	2000	$20.62	Acquired	6958	Direct
2016-11-29	Class A Common Stock	S	2000	$37.50	Disposed	4958	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2016-11-29	Stock Options	$20.62	M	2000	Disposed	2017-01-25	Class B Common Stock (2000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Class A Common Stock	3972	Indirect

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 (710590)	710590	Indirect
Class B Common Stock	$0.00	2029-12-31	Class A Common Stock (702)	702	Direct

Footnotes

F1: Simultaneous with exercise of stock options, an election was made to immediately convert Class B commons shares received to Class A common shares.

F2: 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.