FIRST INTST BANCSYSTEM INC

Ticker: FIBK CUSIP: 32055Y201 Class: Common Stock

RHUMBLINE ADVISERS's Holding History (CIK: 0001115418)

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

Q4 2025

Shares 249,535 Value ($000) $8,634 Avg Close $32.13 Range $28.33 - $35.91

Q3 2025

Shares 136,685 Value ($000) $4,356 Avg Close $30.08 Range $26.44 - $33.09

Q2 2025

Shares 138,851 Value ($000) $4,002 Avg Close $25.62 Range $21.60 - $28.14

Q1 2025

Shares 123,441 Value ($000) $3,537 Avg Close $28.99 Range $25.84 - $31.59

Q4 2024

Shares 129,964 Value ($000) $4,220 Avg Close $30.02 Range $26.60 - $34.12

Q3 2024

Shares 128,179 Value ($000) $3,933 Avg Close $27.10 Range $24.27 - $29.66

Q2 2024

Shares 136,830 Value ($000) $3,800 Avg Close $23.65 Range $21.35 - $25.36

Q1 2024

Shares 139,528 Value ($000) $3,797 Avg Close $23.93 Range $21.64 - $27.27

Q4 2023

Shares 138,668 Value ($000) $4,264 Avg Close $22.41 Range $17.71 - $28.23

Q3 2023

Shares 145,275 Value ($000) $3,623 Avg Close $22.08 Range $18.85 - $25.23

Q2 2023

Shares 148,807 Value ($000) $3,548 Avg Close $20.93 Range $17.61 - $24.79

Q1 2023

Shares 159,230 Value ($000) $5 Avg Close $28.73 Range $23.43 - $32.20

Q4 2022

Shares 156,058 Value ($000) $6 Avg Close $34.12 Range $30.24 - $37.52

Q3 2022

Shares 158,262 Value ($000) $6,386 Avg Close $32.17 Range $29.33 - $35.35

Q2 2022

Shares 150,706 Value ($000) $5,743 Avg Close $28.16 Range $25.41 - $31.07

Q1 2022

Shares 129,945 Value ($000) $4,778 Avg Close $30.77 Range $27.94 - $35.17

Q4 2021

Shares 68,576 Value ($000) $2,789 Avg Close $32.08 Range $29.12 - $35.07

Q3 2021

Shares 70,378 Value ($000) $2,833 Avg Close $32.44 Range $28.61 - $35.28

Q2 2021

Shares 56,140 Value ($000) $2,348 Avg Close $34.99 Range $31.09 - $37.17

Q1 2021

Shares 62,239 Value ($000) $2,865 Avg Close $33.45 Range $28.62 - $38.67

Q4 2020

Shares 67,965 Value ($000) $2,771 Avg Close $28.24 Range $23.24 - $30.91

Q3 2020

Shares 62,287 Value ($000) $1,984 Avg Close $22.79 Range $19.82 - $25.19

Q2 2020

Shares 92,843 Value ($000) $2,874 Avg Close $22.21 Range $18.56 - $26.25

Q1 2020

Shares 81,355 Value ($000) $2,346 Avg Close $25.51 Range $17.70 - $29.72

Q4 2019

Shares 76,365 Value ($000) $3,201 Avg Close $29.42 Range $26.97 - $30.65

Q3 2019

Shares 73,635 Value ($000) $2,963 Avg Close $27.39 Range $25.57 - $28.80

Q2 2019

Shares 69,724 Value ($000) $2,762 Avg Close $27.59 Range $25.51 - $29.43

Q1 2019

Shares 61,287 Value ($000) $2,440 Avg Close $27.43 Range $24.54 - $29.25

Q4 2018

Shares 58,547 Value ($000) $2,140 Avg Close $28.30 Range $23.64 - $31.56

Q3 2018

Shares 44,549 Value ($000) $1,996 Avg Close $30.14 Range $28.28 - $31.93

Q2 2018

Shares 43,977 Value ($000) $1,856 Avg Close $28.23 Range $25.92 - $30.31

Q1 2018

Shares 36,971 Value ($000) $1,462 Avg Close $27.27 Range $25.33 - $28.53

Q4 2017

Shares 39,271 Value ($000) $1,573 Avg Close $25.78 Range $23.94 - $27.43

Q3 2017

Shares 44,834 Value ($000) $1,715 Avg Close $23.89 Range $22.02 - $25.34

Q2 2017

Shares 43,344 Value ($000) $1,612 Avg Close $24.61 Range $22.12 - $26.78

Q1 2017

Shares 34,810 Value ($000) $1,380 Avg Close $27.13 Range $24.24 - $29.59

Q4 2016

Shares 40,142 Value ($000) $1,708 Avg Close $23.52 Range $19.91 - $27.96

Q3 2016

Shares 40,677 Value ($000) $1,282 Avg Close $19.18 Range $17.19 - $20.98

Q2 2016

Shares 40,877 Value ($000) $1,149 Avg Close $17.84 Range $16.91 - $18.79

Q1 2016

Shares 46,883 Value ($000) $1,319 Avg Close $17.15 Range $15.67 - $18.33

Q4 2015

Shares 26,983 Value ($000) $784 Avg Close $18.14 Range $16.44 - $19.65

Q3 2015

Shares 25,888 Value ($000) $721 Avg Close $17.08 Range $15.94 - $18.02

Q2 2015

Shares 24,446 Value ($000) $678 Avg Close $17.14 Range $16.52 - $17.95

Q1 2015

Shares 23,826 Value ($000) $663 Avg Close $16.04 Range $14.64 - $17.23

Q4 2014

Shares 24,901 Value ($000) $693 Avg Close $16.97 Range $15.81 - $18.14

Q3 2014

Shares 22,726 Value ($000) $604 Avg Close $16.24 Range $15.08 - $17.40

Q2 2014

Shares 22,726 Value ($000) $618 Avg Close $15.76 Range $14.59 - $17.36

Q1 2014

Shares 22,996 Value ($000) $649 Avg Close $15.85 Range $14.50 - $17.54

Q4 2013

Shares 23,756 Value ($000) $674 Avg Close $15.43 Range $13.64 - $17.60

Q3 2013

Shares 25,406 Value ($000) $614 Avg Close $13.86 Range $12.12 - $14.95

Q2 2013

Shares 25,542 Value ($000) $529 Avg Close $11.61 Range $10.46 - $12.41

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	249,535	$8,634	$32.13	$28.33 - $35.91
Q3 2025	136,685	$4,356	$30.08	$26.44 - $33.09
Q2 2025	138,851	$4,002	$25.62	$21.60 - $28.14
Q1 2025	123,441	$3,537	$28.99	$25.84 - $31.59
Q4 2024	129,964	$4,220	$30.02	$26.60 - $34.12
Q3 2024	128,179	$3,933	$27.10	$24.27 - $29.66
Q2 2024	136,830	$3,800	$23.65	$21.35 - $25.36
Q1 2024	139,528	$3,797	$23.93	$21.64 - $27.27
Q4 2023	138,668	$4,264	$22.41	$17.71 - $28.23
Q3 2023	145,275	$3,623	$22.08	$18.85 - $25.23
Q2 2023	148,807	$3,548	$20.93	$17.61 - $24.79
Q1 2023	159,230	$5	$28.73	$23.43 - $32.20
Q4 2022	156,058	$6	$34.12	$30.24 - $37.52
Q3 2022	158,262	$6,386	$32.17	$29.33 - $35.35
Q2 2022	150,706	$5,743	$28.16	$25.41 - $31.07
Q1 2022	129,945	$4,778	$30.77	$27.94 - $35.17
Q4 2021	68,576	$2,789	$32.08	$29.12 - $35.07
Q3 2021	70,378	$2,833	$32.44	$28.61 - $35.28
Q2 2021	56,140	$2,348	$34.99	$31.09 - $37.17
Q1 2021	62,239	$2,865	$33.45	$28.62 - $38.67
Q4 2020	67,965	$2,771	$28.24	$23.24 - $30.91
Q3 2020	62,287	$1,984	$22.79	$19.82 - $25.19
Q2 2020	92,843	$2,874	$22.21	$18.56 - $26.25
Q1 2020	81,355	$2,346	$25.51	$17.70 - $29.72
Q4 2019	76,365	$3,201	$29.42	$26.97 - $30.65
Q3 2019	73,635	$2,963	$27.39	$25.57 - $28.80
Q2 2019	69,724	$2,762	$27.59	$25.51 - $29.43
Q1 2019	61,287	$2,440	$27.43	$24.54 - $29.25
Q4 2018	58,547	$2,140	$28.30	$23.64 - $31.56
Q3 2018	44,549	$1,996	$30.14	$28.28 - $31.93
Q2 2018	43,977	$1,856	$28.23	$25.92 - $30.31
Q1 2018	36,971	$1,462	$27.27	$25.33 - $28.53
Q4 2017	39,271	$1,573	$25.78	$23.94 - $27.43
Q3 2017	44,834	$1,715	$23.89	$22.02 - $25.34
Q2 2017	43,344	$1,612	$24.61	$22.12 - $26.78
Q1 2017	34,810	$1,380	$27.13	$24.24 - $29.59
Q4 2016	40,142	$1,708	$23.52	$19.91 - $27.96
Q3 2016	40,677	$1,282	$19.18	$17.19 - $20.98
Q2 2016	40,877	$1,149	$17.84	$16.91 - $18.79
Q1 2016	46,883	$1,319	$17.15	$15.67 - $18.33
Q4 2015	26,983	$784	$18.14	$16.44 - $19.65
Q3 2015	25,888	$721	$17.08	$15.94 - $18.02
Q2 2015	24,446	$678	$17.14	$16.52 - $17.95
Q1 2015	23,826	$663	$16.04	$14.64 - $17.23
Q4 2014	24,901	$693	$16.97	$15.81 - $18.14
Q3 2014	22,726	$604	$16.24	$15.08 - $17.40
Q2 2014	22,726	$618	$15.76	$14.59 - $17.36
Q1 2014	22,996	$649	$15.85	$14.50 - $17.54
Q4 2013	23,756	$674	$15.43	$13.64 - $17.60
Q3 2013	25,406	$614	$13.86	$12.12 - $14.95
Q2 2013	25,542	$529	$11.61	$10.46 - $12.41