NORTHWESTERN CORP

Ticker: NWE CUSIP: 668074305 Class: EQTY

SYSTEMATIC FINANCIAL MANAGEMENT LP's Holding History (CIK: 0001085936)

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

Q4 2025

Shares 1,159,753 Value ($000) $74,851 Avg Close $62.82 Range $56.07 - $68.56

Q3 2025

Shares 1,176,980 Value ($000) $68,983 Avg Close $54.14 Range $49.85 - $58.24

Q2 2025

Shares 1,145,309 Value ($000) $58,754 Avg Close $53.53 Range $49.39 - $57.89

Q1 2025

Shares 1,114,838 Value ($000) $64,516 Avg Close $52.06 Range $48.49 - $56.12

Q4 2024

Shares 1,110,574 Value ($000) $59,371 Avg Close $51.38 Range $48.17 - $54.22

Q3 2024

Shares 1,070,434 Value ($000) $61,250 Avg Close $49.89 Range $45.22 - $54.21

Q2 2024

Shares 957,169 Value ($000) $47,935 Avg Close $46.58 Range $43.68 - $48.79

Q1 2024

Shares 958,679 Value ($000) $48,826 Avg Close $44.40 Range $41.90 - $47.03

Q4 2023

Shares 888,978 Value ($000) $45,240 Avg Close $44.88 Range $41.24 - $48.79

Q3 2023

Shares 904,798 Value ($000) $43,485 Avg Close $47.33 Range $42.66 - $51.72

Q2 2023

Shares 851,511 Value ($000) $48,332 Avg Close $51.34 Range $48.87 - $53.67

Q1 2023

Shares 851,871 Value ($000) $49,289 Avg Close $49.59 Range $46.79 - $52.43

Q4 2022

Shares 823,678 Value ($000) $48,877 Avg Close $46.84 Range $41.72 - $52.07

Q3 2022

Shares 838,050 Value ($000) $41,299 Avg Close $46.61 Range $42.04 - $51.24

Q2 2022

Shares 744,312 Value ($000) $43,862 Avg Close $49.98 Range $45.98 - $52.83

Q1 2022

Shares 728,111 Value ($000) $44,043 Avg Close $48.63 Range $46.08 - $51.75

Q4 2021

Shares 720,677 Value ($000) $41,194 Avg Close $46.70 Range $43.99 - $49.52

Q3 2021

Shares 746,323 Value ($000) $42,764 Avg Close $50.51 Range $46.92 - $53.26

Q2 2021

Shares 733,091 Value ($000) $44,147 Avg Close $52.44 Range $48.13 - $56.92

Q1 2021

Shares 632,625 Value ($000) $41,247 Avg Close $47.20 Range $42.31 - $53.28

Q4 2020

Shares 651,331 Value ($000) $37,979 Avg Close $43.87 Range $37.97 - $49.46

Q3 2020

Shares 674,889 Value ($000) $32,827 Avg Close $41.40 Range $37.35 - $45.52

Q2 2020

Shares 659,879 Value ($000) $35,977 Avg Close $44.67 Range $39.68 - $50.33

Q1 2020

Shares 554,017 Value ($000) $33,147 Avg Close $54.52 Range $34.68 - $61.46

Q4 2019

Shares 528,355 Value ($000) $37,867 Avg Close $54.65 Range $51.50 - $57.67

Q3 2019

Shares 438,944 Value ($000) $32,943 Avg Close $54.27 Range $50.60 - $58.08

Q2 2019

Shares 440,626 Value ($000) $31,791 Avg Close $53.01 Range $50.21 - $55.53

Q1 2019

Shares 460,433 Value ($000) $32,419 Avg Close $48.59 Range $42.38 - $53.49

Q4 2018

Shares 463,870 Value ($000) $27,572 Avg Close $45.03 Range $41.21 - $48.18

Q3 2018

Shares 427,937 Value ($000) $25,103 Avg Close $43.15 Range $40.65 - $45.13

Q2 2018

Shares 430,178 Value ($000) $24,628 Avg Close $39.06 Range $37.03 - $41.93

Q1 2018

Shares 357,485 Value ($000) $19,233 Avg Close $37.69 Range $35.55 - $42.53

Q4 2017

Shares 380,023 Value ($000) $22,687 Avg Close $42.54 Range $39.78 - $45.45

Q3 2017

Shares 391,967 Value ($000) $22,319 Avg Close $41.74 Range $40.09 - $43.18

Q2 2017

Shares 390,284 Value ($000) $23,815 Avg Close $42.35 Range $40.29 - $44.62

Q1 2017

Shares 404,091 Value ($000) $23,720 Avg Close $39.52 Range $38.19 - $41.05

Q4 2016

Shares 389,368 Value ($000) $22,143 Avg Close $38.33 Range $36.64 - $40.23

Q3 2016

Shares 368,360 Value ($000) $21,192 Avg Close $40.31 Range $38.22 - $43.00

Q2 2016

Shares 378,140 Value ($000) $23,849 Avg Close $39.68 Range $37.02 - $42.70

Q1 2016

Shares 438,757 Value ($000) $27,093 Avg Close $38.33 Range $34.60 - $41.62

Q4 2015

Shares 511,936 Value ($000) $27,772 Avg Close $35.84 Range $33.71 - $37.52

Q3 2015

Shares 554,845 Value ($000) $29,867 Avg Close $34.01 Range $31.66 - $36.90

Q2 2015

Shares 565,402 Value ($000) $27,563 Avg Close $33.40 Range $31.54 - $35.25

Q1 2015

Shares 571,019 Value ($000) $30,715 Avg Close $35.30 Range $32.73 - $38.16

Q4 2014

Shares 609,165 Value ($000) $34,466 Avg Close $33.16 Range $28.63 - $37.51

Q3 2014

Shares 631,000 Value ($000) $28,622 Avg Close $30.29 Range $28.46 - $33.15

Q2 2014

Shares 674,522 Value ($000) $35,203 Avg Close $30.04 Range $28.38 - $33.02

Q1 2014

Shares 701,702 Value ($000) $33,281 Avg Close $27.98 Range $26.36 - $29.86

Q4 2013

Shares 719,792 Value ($000) $31,181 Avg Close $27.40 Range $25.54 - $28.91

Q3 2013

Shares 778,738 Value ($000) $34,980 Avg Close $25.46 Range $23.73 - $28.10

Q2 2013

Shares 780,328 Value ($000) $31,135 Avg Close $24.78 Range $23.14 - $25.97

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,159,753	$74,851	$62.82	$56.07 - $68.56
Q3 2025	1,176,980	$68,983	$54.14	$49.85 - $58.24
Q2 2025	1,145,309	$58,754	$53.53	$49.39 - $57.89
Q1 2025	1,114,838	$64,516	$52.06	$48.49 - $56.12
Q4 2024	1,110,574	$59,371	$51.38	$48.17 - $54.22
Q3 2024	1,070,434	$61,250	$49.89	$45.22 - $54.21
Q2 2024	957,169	$47,935	$46.58	$43.68 - $48.79
Q1 2024	958,679	$48,826	$44.40	$41.90 - $47.03
Q4 2023	888,978	$45,240	$44.88	$41.24 - $48.79
Q3 2023	904,798	$43,485	$47.33	$42.66 - $51.72
Q2 2023	851,511	$48,332	$51.34	$48.87 - $53.67
Q1 2023	851,871	$49,289	$49.59	$46.79 - $52.43
Q4 2022	823,678	$48,877	$46.84	$41.72 - $52.07
Q3 2022	838,050	$41,299	$46.61	$42.04 - $51.24
Q2 2022	744,312	$43,862	$49.98	$45.98 - $52.83
Q1 2022	728,111	$44,043	$48.63	$46.08 - $51.75
Q4 2021	720,677	$41,194	$46.70	$43.99 - $49.52
Q3 2021	746,323	$42,764	$50.51	$46.92 - $53.26
Q2 2021	733,091	$44,147	$52.44	$48.13 - $56.92
Q1 2021	632,625	$41,247	$47.20	$42.31 - $53.28
Q4 2020	651,331	$37,979	$43.87	$37.97 - $49.46
Q3 2020	674,889	$32,827	$41.40	$37.35 - $45.52
Q2 2020	659,879	$35,977	$44.67	$39.68 - $50.33
Q1 2020	554,017	$33,147	$54.52	$34.68 - $61.46
Q4 2019	528,355	$37,867	$54.65	$51.50 - $57.67
Q3 2019	438,944	$32,943	$54.27	$50.60 - $58.08
Q2 2019	440,626	$31,791	$53.01	$50.21 - $55.53
Q1 2019	460,433	$32,419	$48.59	$42.38 - $53.49
Q4 2018	463,870	$27,572	$45.03	$41.21 - $48.18
Q3 2018	427,937	$25,103	$43.15	$40.65 - $45.13
Q2 2018	430,178	$24,628	$39.06	$37.03 - $41.93
Q1 2018	357,485	$19,233	$37.69	$35.55 - $42.53
Q4 2017	380,023	$22,687	$42.54	$39.78 - $45.45
Q3 2017	391,967	$22,319	$41.74	$40.09 - $43.18
Q2 2017	390,284	$23,815	$42.35	$40.29 - $44.62
Q1 2017	404,091	$23,720	$39.52	$38.19 - $41.05
Q4 2016	389,368	$22,143	$38.33	$36.64 - $40.23
Q3 2016	368,360	$21,192	$40.31	$38.22 - $43.00
Q2 2016	378,140	$23,849	$39.68	$37.02 - $42.70
Q1 2016	438,757	$27,093	$38.33	$34.60 - $41.62
Q4 2015	511,936	$27,772	$35.84	$33.71 - $37.52
Q3 2015	554,845	$29,867	$34.01	$31.66 - $36.90
Q2 2015	565,402	$27,563	$33.40	$31.54 - $35.25
Q1 2015	571,019	$30,715	$35.30	$32.73 - $38.16
Q4 2014	609,165	$34,466	$33.16	$28.63 - $37.51
Q3 2014	631,000	$28,622	$30.29	$28.46 - $33.15
Q2 2014	674,522	$35,203	$30.04	$28.38 - $33.02
Q1 2014	701,702	$33,281	$27.98	$26.36 - $29.86
Q4 2013	719,792	$31,181	$27.40	$25.54 - $28.91
Q3 2013	778,738	$34,980	$25.46	$23.73 - $28.10
Q2 2013	780,328	$31,135	$24.78	$23.14 - $25.97