FIRST INTST BANCSYSTEM INC

Ticker: FIBK CUSIP: 32055Y201 Class: Common Stock

LOOMIS SAYLES & CO L P's Holding History (CIK: 0000312348)

Note: Option positions (PUT/CALL) are excluded.

Q3 2016

Shares 330 Value ($000) $10 Avg Close $19.18 Range $17.19 - $20.98

Q2 2016

Shares 504 Value ($000) $14 Avg Close $17.84 Range $16.91 - $18.79

Q1 2016

Shares 204 Value ($000) $6 Avg Close $17.15 Range $15.67 - $18.33

Q4 2015

Shares 248 Value ($000) $7 Avg Close $18.14 Range $16.44 - $19.65

Q3 2015

Shares 248 Value ($000) $7 Avg Close $17.08 Range $15.94 - $18.02

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2016	330	$10	$19.18	$17.19 - $20.98
Q2 2016	504	$14	$17.84	$16.91 - $18.79
Q1 2016	204	$6	$17.15	$15.67 - $18.33
Q4 2015	248	$7	$18.14	$16.44 - $19.65
Q3 2015	248	$7	$17.08	$15.94 - $18.02