FIRST INTERSTATE BANCSYSTEM INC — Director's Dealing 2020

May 7, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: FIRST INTERSTATE BANCSYSTEM INC (FIBK)
CIK: 0000860413
Period of Report: 2020-05-06

Reporting Person: Hart Charles E (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-05-06	Class A Common Stock	M	1972	$15.91	Acquired	28257	Direct
2020-05-06	Class A Common Stock	S	873	$31.41	Disposed	27384	Direct
2020-05-06	Class A Common Stock	S	100	$31.49	Disposed	27284	Direct
2020-05-06	Class A Common Stock	F	999	$31.42	Disposed	26285	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2020-05-06	Stock Options (Right to Buy)	$15.91	M	1972	Disposed	2020-05-07	Class A Common Stock (1972.0)	Direct