FIRST INTERSTATE BANCSYSTEM INC — Director's Dealing 2013

May 10, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: FIRST INTERSTATE BANCSYSTEM INC (FIBK)
CIK: 0000860413
Period of Report: 2013-05-08

Reporting Person: SCOTT JAMES R (Director, 10% Owner)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-05-08	Class B Common Stock	$0.00	J	403	Acquired	2029-12-31	Class A Common Stock (403)	Indirect
2013-05-08	Class B Common Stock	$0.00	J	403	Acquired	2029-12-31	Class A Common Stock (403)	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Class A Common Stock	17764	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Class B Common Stock	$0.00	2029-12-31	Class A Common Stock (5420)	5420	Direct

Footnotes

F1: On 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, a four-for-one split of Class B common stock, and the creation of a new class of common stock designated as Class A common stock. An initial public offering of Class A common stock, which is listed on the NASDAQ stock market under the symbol "FIBK", was commenced March 23, 2010 and concluded on March 29, 2010. 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.

F2: On May 8, 2013, a charitable remainder unitrust of which reporting person is a beneficiary, distrubuted to each the reporting person and his spouse 403 shares of FIBK Class B common stock in satisfaction of the trust's obligation to pay $8,797 to each the reporting person and his spouse. The reporting person disclaims beneficial ownership of the FIBK stock held by the trust except to the extent of he and his wife's pecuniary interest therein.