FIRST INTST BANCSYSTEM INC

Ticker: FIBK CUSIP: 32055Y201 Class: Common Stock

GW&K Investment Management, LLC's Holding History (CIK: 0001082917)

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

Q4 2024

Shares 105 Value ($000) $0 Avg Close $30.02 Range $26.60 - $34.12

Q3 2024

Shares 113,390 Value ($000) $3 Avg Close $27.10 Range $24.27 - $29.66

Q2 2024

Shares 116,735 Value ($000) $3 Avg Close $23.65 Range $21.35 - $25.36

Q1 2024

Shares 122,390 Value ($000) $3 Avg Close $23.93 Range $21.64 - $27.27

Q4 2023

Shares 126,360 Value ($000) $4 Avg Close $22.41 Range $17.71 - $28.23

Q3 2023

Shares 132,340 Value ($000) $3 Avg Close $22.08 Range $18.85 - $25.23

Q2 2023

Shares 134,915 Value ($000) $3 Avg Close $20.93 Range $17.61 - $24.79

Q1 2023

Shares 138,140 Value ($000) $4 Avg Close $28.73 Range $23.43 - $32.20

Q4 2022

Shares 139,985 Value ($000) $5 Avg Close $34.12 Range $30.24 - $37.52

Q3 2022

Shares 141,210 Value ($000) $5,698 Avg Close $32.17 Range $29.33 - $35.35

Q2 2022

Shares 156,480 Value ($000) $5,963 Avg Close $28.16 Range $25.41 - $31.07

Q1 2022

Shares 161,500 Value ($000) $5,938 Avg Close $30.77 Range $27.94 - $35.17

Q4 2021

Shares 167,360 Value ($000) $6,807 Avg Close $32.08 Range $29.12 - $35.07

Q3 2021

Shares 175,960 Value ($000) $7,084 Avg Close $32.44 Range $28.61 - $35.28

Q2 2021

Shares 118,800 Value ($000) $4,969 Avg Close $34.99 Range $31.09 - $37.17

Q1 2021

Shares 100,498 Value ($000) $4,627 Avg Close $33.45 Range $28.62 - $38.67

Q4 2020

Shares 113,152 Value ($000) $4,613 Avg Close $28.24 Range $23.24 - $30.91

Q3 2020

Shares 7,299 Value ($000) $232 Avg Close $22.79 Range $19.82 - $25.19

Q2 2020

Shares 7,562 Value ($000) $234 Avg Close $22.21 Range $18.56 - $26.25

Q1 2020

Shares 5,852 Value ($000) $169 Avg Close $25.51 Range $17.70 - $29.72

Q4 2019

Shares 5,992 Value ($000) $251 Avg Close $29.42 Range $26.97 - $30.65

Q3 2019

Shares 6,794 Value ($000) $273 Avg Close $27.39 Range $25.57 - $28.80

Q2 2019

Shares 6,784 Value ($000) $269 Avg Close $27.59 Range $25.51 - $29.43

Q1 2019

Shares 6,799 Value ($000) $271 Avg Close $27.43 Range $24.54 - $29.25

Q4 2018

Shares 6,789 Value ($000) $248 Avg Close $28.30 Range $23.64 - $31.56

Q3 2018

Shares 6,734 Value ($000) $302 Avg Close $30.14 Range $28.28 - $31.93

Q2 2018

Shares 6,200 Value ($000) $262 Avg Close $28.23 Range $25.92 - $30.31

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2024	105	$0	$30.02	$26.60 - $34.12
Q3 2024	113,390	$3	$27.10	$24.27 - $29.66
Q2 2024	116,735	$3	$23.65	$21.35 - $25.36
Q1 2024	122,390	$3	$23.93	$21.64 - $27.27
Q4 2023	126,360	$4	$22.41	$17.71 - $28.23
Q3 2023	132,340	$3	$22.08	$18.85 - $25.23
Q2 2023	134,915	$3	$20.93	$17.61 - $24.79
Q1 2023	138,140	$4	$28.73	$23.43 - $32.20
Q4 2022	139,985	$5	$34.12	$30.24 - $37.52
Q3 2022	141,210	$5,698	$32.17	$29.33 - $35.35
Q2 2022	156,480	$5,963	$28.16	$25.41 - $31.07
Q1 2022	161,500	$5,938	$30.77	$27.94 - $35.17
Q4 2021	167,360	$6,807	$32.08	$29.12 - $35.07
Q3 2021	175,960	$7,084	$32.44	$28.61 - $35.28
Q2 2021	118,800	$4,969	$34.99	$31.09 - $37.17
Q1 2021	100,498	$4,627	$33.45	$28.62 - $38.67
Q4 2020	113,152	$4,613	$28.24	$23.24 - $30.91
Q3 2020	7,299	$232	$22.79	$19.82 - $25.19
Q2 2020	7,562	$234	$22.21	$18.56 - $26.25
Q1 2020	5,852	$169	$25.51	$17.70 - $29.72
Q4 2019	5,992	$251	$29.42	$26.97 - $30.65
Q3 2019	6,794	$273	$27.39	$25.57 - $28.80
Q2 2019	6,784	$269	$27.59	$25.51 - $29.43
Q1 2019	6,799	$271	$27.43	$24.54 - $29.25
Q4 2018	6,789	$248	$28.30	$23.64 - $31.56
Q3 2018	6,734	$302	$30.14	$28.28 - $31.93
Q2 2018	6,200	$262	$28.23	$25.92 - $30.31