NORTHWESTERN CORP

Ticker: NWE CUSIP: 668074305 Class: EQTY

DC Investments Management, LLC's Holding History (CIK: 0001565951)

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

Q4 2025

Shares 32,976 Value ($000) $2,128 Avg Close $62.82 Range $56.07 - $68.56

Q3 2025

Shares 32,976 Value ($000) $1,933 Avg Close $54.14 Range $49.85 - $58.24

Q2 2025

Shares 32,976 Value ($000) $1,692 Avg Close $53.53 Range $49.39 - $57.89

Q1 2025

Shares 32,976 Value ($000) $1,908 Avg Close $52.06 Range $48.49 - $56.12

Q4 2024

Shares 44,816 Value ($000) $2,396 Avg Close $51.38 Range $48.17 - $54.22

Q3 2024

Shares 30,670 Value ($000) $1,755 Avg Close $49.89 Range $45.22 - $54.21

Q2 2024

Shares 30,670 Value ($000) $1,536 Avg Close $46.58 Range $43.68 - $48.79

Q1 2024

Shares 30,670 Value ($000) $1,562 Avg Close $44.40 Range $41.90 - $47.03

Q1 2022

Shares 15,536 Value ($000) $940 Avg Close $48.63 Range $46.08 - $51.75

Q4 2021

Shares 15,536 Value ($000) $888 Avg Close $46.70 Range $43.99 - $49.52

Q3 2021

Shares 15,536 Value ($000) $890 Avg Close $50.51 Range $46.92 - $53.26

Q2 2021

Shares 15,536 Value ($000) $936 Avg Close $52.44 Range $48.13 - $56.92

Q1 2021

Shares 15,536 Value ($000) $1,013 Avg Close $47.20 Range $42.31 - $53.28

Q2 2020

Shares 5,302 Value ($000) $289 Avg Close $44.67 Range $39.68 - $50.33

Q1 2020

Shares 8,510 Value ($000) $509 Avg Close $54.52 Range $34.68 - $61.46

Q4 2019

Shares 7,594 Value ($000) $544 Avg Close $54.65 Range $51.50 - $57.67

Q3 2019

Shares 7,969 Value ($000) $598 Avg Close $54.27 Range $50.60 - $58.08

Q2 2019

Shares 8,670 Value ($000) $626 Avg Close $53.01 Range $50.21 - $55.53

Q1 2019

Shares 10,261 Value ($000) $722 Avg Close $48.59 Range $42.38 - $53.49

Q4 2018

Shares 10,261 Value ($000) $610 Avg Close $45.03 Range $41.21 - $48.18

Q3 2018

Shares 9,506 Value ($000) $558 Avg Close $43.15 Range $40.65 - $45.13

Q2 2018

Shares 9,766 Value ($000) $559 Avg Close $39.06 Range $37.03 - $41.93

Q1 2018

Shares 4,765 Value ($000) $256 Avg Close $37.69 Range $35.55 - $42.53

Q4 2017

Shares 5,944 Value ($000) $355 Avg Close $42.54 Range $39.78 - $45.45

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	32,976	$2,128	$62.82	$56.07 - $68.56
Q3 2025	32,976	$1,933	$54.14	$49.85 - $58.24
Q2 2025	32,976	$1,692	$53.53	$49.39 - $57.89
Q1 2025	32,976	$1,908	$52.06	$48.49 - $56.12
Q4 2024	44,816	$2,396	$51.38	$48.17 - $54.22
Q3 2024	30,670	$1,755	$49.89	$45.22 - $54.21
Q2 2024	30,670	$1,536	$46.58	$43.68 - $48.79
Q1 2024	30,670	$1,562	$44.40	$41.90 - $47.03
Q1 2022	15,536	$940	$48.63	$46.08 - $51.75
Q4 2021	15,536	$888	$46.70	$43.99 - $49.52
Q3 2021	15,536	$890	$50.51	$46.92 - $53.26
Q2 2021	15,536	$936	$52.44	$48.13 - $56.92
Q1 2021	15,536	$1,013	$47.20	$42.31 - $53.28
Q2 2020	5,302	$289	$44.67	$39.68 - $50.33
Q1 2020	8,510	$509	$54.52	$34.68 - $61.46
Q4 2019	7,594	$544	$54.65	$51.50 - $57.67
Q3 2019	7,969	$598	$54.27	$50.60 - $58.08
Q2 2019	8,670	$626	$53.01	$50.21 - $55.53
Q1 2019	10,261	$722	$48.59	$42.38 - $53.49
Q4 2018	10,261	$610	$45.03	$41.21 - $48.18
Q3 2018	9,506	$558	$43.15	$40.65 - $45.13
Q2 2018	9,766	$559	$39.06	$37.03 - $41.93
Q1 2018	4,765	$256	$37.69	$35.55 - $42.53
Q4 2017	5,944	$355	$42.54	$39.78 - $45.45