FIRST INTERSTATE BANCSYSTEM INC — Director's Dealing 2010

Feb 22, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: FIRST INTERSTATE BANCSYSTEM INC (N/A)
CIK: 0000860413
Period of Report: 2010-02-12

Reporting Person: DUNCAN GREGORY A (Chief Banking Officer)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-02-12	Stock Options	$60.00	A	1590	Acquired	2020-02-12	Common Stock (1590)	Direct

Footnotes

F1: Shares issued for no consideration pursuant to the Registrant's 2006 Equity Compensation Plan. Shares vest in three equal portions on the first, second and third anniversaries of the grant date.