NORTHWESTERN CORP

Ticker: NWE CUSIP: 668074305 Class: EQTY

BANK OF MONTREAL /CAN/'s Holding History (CIK: 0000927971)

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

Q4 2025

Shares 33,287 Value ($000) $2,148 Avg Close $62.82 Range $56.07 - $68.56

Q3 2025

Shares 36,873 Value ($000) $2,161 Avg Close $54.14 Range $49.85 - $58.24

Q2 2025

Shares 38,223 Value ($000) $1,961 Avg Close $53.53 Range $49.39 - $57.89

Q1 2025

Shares 39,440 Value ($000) $2,282 Avg Close $52.06 Range $48.49 - $56.12

Q4 2024

Shares 40,065 Value ($000) $2,142 Avg Close $51.38 Range $48.17 - $54.22

Q3 2024

Shares 50,651 Value ($000) $2,901 Avg Close $49.89 Range $45.22 - $54.21

Q2 2024

Shares 52,569 Value ($000) $2,636 Avg Close $46.58 Range $43.68 - $48.79

Q1 2024

Shares 47,831 Value ($000) $2,440 Avg Close $44.40 Range $41.90 - $47.03

Q4 2023

Shares 43,044 Value ($000) $2,216 Avg Close $44.88 Range $41.24 - $48.79

Q2 2023

Shares 42,604 Value ($000) $2,517 Avg Close $51.34 Range $48.87 - $53.67

Q1 2023

Shares 45,316 Value ($000) $2,623 Avg Close $49.59 Range $46.79 - $52.43

Q4 2022

Shares 42,177 Value ($000) $2,510 Avg Close $46.84 Range $41.72 - $52.07

Q3 2022

Shares 35,615 Value ($000) $1,794 Avg Close $46.61 Range $42.04 - $51.24

Q2 2022

Shares 68,843 Value ($000) $4,098 Avg Close $49.98 Range $45.98 - $52.83

Q1 2022

Shares 26,264 Value ($000) $1,577 Avg Close $48.63 Range $46.08 - $51.75

Q4 2021

Shares 24,737 Value ($000) $1,421 Avg Close $46.70 Range $43.99 - $49.52

Q3 2021

Shares 20,224 Value ($000) $1,207 Avg Close $50.51 Range $46.92 - $53.26

Q2 2021

Shares 19,251 Value ($000) $1,198 Avg Close $52.44 Range $48.13 - $56.92

Q1 2021

Shares 19,245 Value ($000) $1,275 Avg Close $47.20 Range $42.31 - $53.28

Q4 2020

Shares 25,810 Value ($000) $1,463 Avg Close $43.87 Range $37.97 - $49.46

Q3 2020

Shares 20,483 Value ($000) $1,052 Avg Close $41.40 Range $37.35 - $45.52

Q2 2020

Shares 22,596 Value ($000) $1,184 Avg Close $44.67 Range $39.68 - $50.33

Q1 2020

Shares 16,420 Value ($000) $921 Avg Close $54.52 Range $34.68 - $61.46

Q4 2019

Shares 28,013 Value ($000) $2,008 Avg Close $54.65 Range $51.50 - $57.67

Q3 2019

Shares 21,562 Value ($000) $1,618 Avg Close $54.27 Range $50.60 - $58.08

Q2 2019

Shares 30,882 Value ($000) $2,228 Avg Close $53.01 Range $50.21 - $55.53

Q1 2019

Shares 27,927 Value ($000) $1,967 Avg Close $48.59 Range $42.38 - $53.49

Q4 2018

Shares 63,179 Value ($000) $3,755 Avg Close $45.03 Range $41.21 - $48.18

Q3 2018

Shares 63,293 Value ($000) $3,712 Avg Close $43.15 Range $40.65 - $45.13

Q2 2018

Shares 73,602 Value ($000) $4,214 Avg Close $39.06 Range $37.03 - $41.93

Q1 2018

Shares 84,037 Value ($000) $4,522 Avg Close $37.69 Range $35.55 - $42.53

Q4 2017

Shares 77,054 Value ($000) $4,600 Avg Close $42.54 Range $39.78 - $45.45

Q3 2017

Shares 68,235 Value ($000) $3,885 Avg Close $41.74 Range $40.09 - $43.18

Q2 2017

Shares 68,311 Value ($000) $4,169 Avg Close $42.35 Range $40.29 - $44.62

Q1 2017

Shares 22,899 Value ($000) $1,345 Avg Close $39.52 Range $38.19 - $41.05

Q4 2016

Shares 20,561 Value ($000) $1,152 Avg Close $38.33 Range $36.64 - $40.23

Q3 2016

Shares 19,578 Value ($000) $1,126 Avg Close $40.31 Range $38.22 - $43.00

Q2 2016

Shares 17,662 Value ($000) $1,114 Avg Close $39.68 Range $37.02 - $42.70

Q1 2016

Shares 18,072 Value ($000) $1,116 Avg Close $38.33 Range $34.60 - $41.62

Q4 2015

Shares 18,160 Value ($000) $986 Avg Close $35.84 Range $33.71 - $37.52

Q3 2015

Shares 17,044 Value ($000) $918 Avg Close $34.01 Range $31.66 - $36.90

Q2 2015

Shares 19,367 Value ($000) $944 Avg Close $33.40 Range $31.54 - $35.25

Q1 2015

Shares 22,809 Value ($000) $1,228 Avg Close $35.30 Range $32.73 - $38.16

Q4 2014

Shares 19,885 Value ($000) $1,124 Avg Close $33.16 Range $28.63 - $37.51

Q3 2014

Shares 16,080 Value ($000) $729 Avg Close $30.29 Range $28.46 - $33.15

Q2 2014

Shares 14,432 Value ($000) $753 Avg Close $30.04 Range $28.38 - $33.02

Q1 2014

Shares 11,106 Value ($000) $526 Avg Close $27.98 Range $26.36 - $29.86

Q4 2013

Shares 12,276 Value ($000) $532 Avg Close $27.40 Range $25.54 - $28.91

Q3 2013

Shares 11,982 Value ($000) $538 Avg Close $25.46 Range $23.73 - $28.10

Q2 2013

Shares 13,458 Value ($000) $537 Avg Close $24.78 Range $23.14 - $25.97

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	33,287	$2,148	$62.82	$56.07 - $68.56
Q3 2025	36,873	$2,161	$54.14	$49.85 - $58.24
Q2 2025	38,223	$1,961	$53.53	$49.39 - $57.89
Q1 2025	39,440	$2,282	$52.06	$48.49 - $56.12
Q4 2024	40,065	$2,142	$51.38	$48.17 - $54.22
Q3 2024	50,651	$2,901	$49.89	$45.22 - $54.21
Q2 2024	52,569	$2,636	$46.58	$43.68 - $48.79
Q1 2024	47,831	$2,440	$44.40	$41.90 - $47.03
Q4 2023	43,044	$2,216	$44.88	$41.24 - $48.79
Q2 2023	42,604	$2,517	$51.34	$48.87 - $53.67
Q1 2023	45,316	$2,623	$49.59	$46.79 - $52.43
Q4 2022	42,177	$2,510	$46.84	$41.72 - $52.07
Q3 2022	35,615	$1,794	$46.61	$42.04 - $51.24
Q2 2022	68,843	$4,098	$49.98	$45.98 - $52.83
Q1 2022	26,264	$1,577	$48.63	$46.08 - $51.75
Q4 2021	24,737	$1,421	$46.70	$43.99 - $49.52
Q3 2021	20,224	$1,207	$50.51	$46.92 - $53.26
Q2 2021	19,251	$1,198	$52.44	$48.13 - $56.92
Q1 2021	19,245	$1,275	$47.20	$42.31 - $53.28
Q4 2020	25,810	$1,463	$43.87	$37.97 - $49.46
Q3 2020	20,483	$1,052	$41.40	$37.35 - $45.52
Q2 2020	22,596	$1,184	$44.67	$39.68 - $50.33
Q1 2020	16,420	$921	$54.52	$34.68 - $61.46
Q4 2019	28,013	$2,008	$54.65	$51.50 - $57.67
Q3 2019	21,562	$1,618	$54.27	$50.60 - $58.08
Q2 2019	30,882	$2,228	$53.01	$50.21 - $55.53
Q1 2019	27,927	$1,967	$48.59	$42.38 - $53.49
Q4 2018	63,179	$3,755	$45.03	$41.21 - $48.18
Q3 2018	63,293	$3,712	$43.15	$40.65 - $45.13
Q2 2018	73,602	$4,214	$39.06	$37.03 - $41.93
Q1 2018	84,037	$4,522	$37.69	$35.55 - $42.53
Q4 2017	77,054	$4,600	$42.54	$39.78 - $45.45
Q3 2017	68,235	$3,885	$41.74	$40.09 - $43.18
Q2 2017	68,311	$4,169	$42.35	$40.29 - $44.62
Q1 2017	22,899	$1,345	$39.52	$38.19 - $41.05
Q4 2016	20,561	$1,152	$38.33	$36.64 - $40.23
Q3 2016	19,578	$1,126	$40.31	$38.22 - $43.00
Q2 2016	17,662	$1,114	$39.68	$37.02 - $42.70
Q1 2016	18,072	$1,116	$38.33	$34.60 - $41.62
Q4 2015	18,160	$986	$35.84	$33.71 - $37.52
Q3 2015	17,044	$918	$34.01	$31.66 - $36.90
Q2 2015	19,367	$944	$33.40	$31.54 - $35.25
Q1 2015	22,809	$1,228	$35.30	$32.73 - $38.16
Q4 2014	19,885	$1,124	$33.16	$28.63 - $37.51
Q3 2014	16,080	$729	$30.29	$28.46 - $33.15
Q2 2014	14,432	$753	$30.04	$28.38 - $33.02
Q1 2014	11,106	$526	$27.98	$26.36 - $29.86
Q4 2013	12,276	$532	$27.40	$25.54 - $28.91
Q3 2013	11,982	$538	$25.46	$23.73 - $28.10
Q2 2013	13,458	$537	$24.78	$23.14 - $25.97