SEC Form 4 · accession 0001209191-17-056345

FIRST INTERSTATE BANCSYSTEM INC · FIBK

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner

Director · 10% Owner

Period of report

Oct 4, 2017

Accepted (ET)

Oct 6, 2017 · 7:17 pm EDT

Rule 10b5-1 plan

unknown — predates the checkbox

Issuer CIK

0000860413

Table I — non-derivative securities

Security	Date	Code	Shares	Price	A/D	Owned after	D/I	Nature of ownership
Class A Common Stock	Oct 4, 2017	M	1,430	$0.00	A	1,430	I	By Spouse
Class A Common Stock^F1	holding	—	—		—	19,391	I	By Trust
Class A Common Stock	holding	—	—		—	9,648	I	By 401(k)

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Class B Common Stock^F2	$0.00	Oct 4, 2017	M	1,430	D	—	—	Class A Common Stock	1,430	75,335	I
Class B Common Stock^F2	$0.00	holding	—	—	—	—	—	Class A Common Stock	156,279	156,279	I
Class B Common Stock^F2	$0.00	holding	—	—	—	—	—	Class A Common Stock	3,795,676	3,795,676	I
Class B Common Stock^F2	$0.00	holding	—	—	—	—	—	Class A Common Stock	85,836	85,836	I
Class B Common Stock^F2	$0.00	holding	—	—	—	—	—	Class A Common Stock	803,310	803,310	I

F1This number includes 716 shares that were held directly by Reporting Person but transferred by Reporting Person on August 8, 2017 into Reporting Person's Revocable Trust. This transfer did not affect Reporting Person's beneficial ownership.
F2On March 5, 2010, the Company recapitalized its existing common stock. The recapitalization included, among other things, a redesignation of existing common stock as Class B common stock and the creation of a new class of common stock designated as Class A common stock, which is listed on the NASDAQ stock market under the symbol "FIBK". 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.