SEC Form 4 · accession 0001209191-16-123176

FIRST INTERSTATE BANCSYSTEM INC · FIBK

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

Reporting owner

Director

Period of report

May 23, 2016

Accepted (ET)

May 25, 2016 · 3:45 pm EDT

Rule 10b5-1 plan

unknown — predates the checkbox

Issuer CIK

0000860413

Table I — non-derivative securities

Security	Date	Code	Shares	A/D	Owned after	D/I	Nature of ownership
Class A Common Stock	holding	—	—	—	4,949	D
Class A Common Stock	holding	—	—	—	1,044	I	By Trust
Class A Common Stock	holding	—	—	—	3,492	I	By 401(k) Plan

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Class B Common Stock^F1	$0.00	May 23, 2016	G	1,006	D	Mar 5, 2010	Dec 31, 2029	Class A Common Stock	1,006	136,232	I
Class B Common Stock^F1,F3	$0.00	May 23, 2016	G	424	A	Mar 5, 2010	Dec 31, 2029	Class A Common Stock	424	6,412	I
Class B Common Stock^F1,F4	$0.00	May 23, 2016	G	582	A	Mar 5, 2010	Dec 31, 2029	Class A Common Stock	582	6,570	I
Class B Common Stock^F1	$0.00	holding	—	—	—	Mar 5, 2010	Dec 31, 2029	Class A Common Stock	9,000	9,000	I

F1The 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.
F2Change in form of indirect beneficial ownership from indirect ownership by self as trustee to indirect ownership by self as co-trustee for child's trust.
F3Shares are owned by a trust for one of Mr. Heyneman's children, for which Mr. Heyneman is a co-trustee and is deemed to be the beneficial owner for purposes of Section 16.
F4Shares are owned by a trust for one of Mr. Heyneman's children, for which Mr. Heyneman is a co-trustee and is deemed to be the beneficial owner for purposes of Section 16.