NORTHWESTERN CORP

Ticker: NWE CUSIP: 668074305 Class: EQTY

JANE STREET GROUP, LLC's Holding History (CIK: 0001595888)

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

Q4 2025

Shares 348,670 Value ($000) $22,503 Avg Close $62.82 Range $56.07 - $68.56

Q3 2025

Shares 179,259 Value ($000) $10,506 Avg Close $54.14 Range $49.85 - $58.24

Q2 2025

Shares 178,763 Value ($000) $9,171 Avg Close $53.53 Range $49.39 - $57.89

Q1 2025

Shares 243,070 Value ($000) $14,066 Avg Close $52.06 Range $48.49 - $56.12

Q4 2024

Shares 14,732 Value ($000) $788 Avg Close $51.38 Range $48.17 - $54.22

Q3 2024

Shares 33,030 Value ($000) $1,890 Avg Close $49.89 Range $45.22 - $54.21

Q2 2024

Shares 57,060 Value ($000) $2,858 Avg Close $46.58 Range $43.68 - $48.79

Q1 2024

Shares 26,194 Value ($000) $1,334 Avg Close $44.40 Range $41.90 - $47.03

Q4 2023

Shares 39,711 Value ($000) $2,021 Avg Close $44.88 Range $41.24 - $48.79

Q2 2023

Shares 14,494 Value ($000) $823 Avg Close $51.34 Range $48.87 - $53.67

Q1 2023

Shares 3,887 Value ($000) $225 Avg Close $49.59 Range $46.79 - $52.43

Q3 2022

Shares 4,726 Value ($000) $233 Avg Close $46.61 Range $42.04 - $51.24

Q1 2022

Shares 7,944 Value ($000) $481 Avg Close $48.63 Range $46.08 - $51.75

Q4 2021

Shares 19,325 Value ($000) $1,105 Avg Close $46.70 Range $43.99 - $49.52

Q3 2021

Shares 4,656 Value ($000) $267 Avg Close $50.51 Range $46.92 - $53.26

Q2 2021

Shares 11,477 Value ($000) $691 Avg Close $52.44 Range $48.13 - $56.92

Q1 2021

Shares 4,360 Value ($000) $284 Avg Close $47.20 Range $42.31 - $53.28

Q4 2020

Shares 3,518 Value ($000) $205 Avg Close $43.87 Range $37.97 - $49.46

Q2 2020

Shares 6,111 Value ($000) $333 Avg Close $44.67 Range $39.68 - $50.33

Q3 2019

Shares 4,223 Value ($000) $317 Avg Close $54.27 Range $50.60 - $58.08

Q1 2018

Shares 39,020 Value ($000) $2,099 Avg Close $37.69 Range $35.55 - $42.53

Q4 2017

Shares 9,221 Value ($000) $550 Avg Close $42.54 Range $39.78 - $45.45

Q2 2017

Shares 5,491 Value ($000) $335 Avg Close $42.35 Range $40.29 - $44.62

Q1 2017

Shares 6,414 Value ($000) $377 Avg Close $39.52 Range $38.19 - $41.05

Q3 2016

Shares 3,480 Value ($000) $200 Avg Close $40.31 Range $38.22 - $43.00

Q2 2016

Shares 7,683 Value ($000) $485 Avg Close $39.68 Range $37.02 - $42.70

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	348,670	$22,503	$62.82	$56.07 - $68.56
Q3 2025	179,259	$10,506	$54.14	$49.85 - $58.24
Q2 2025	178,763	$9,171	$53.53	$49.39 - $57.89
Q1 2025	243,070	$14,066	$52.06	$48.49 - $56.12
Q4 2024	14,732	$788	$51.38	$48.17 - $54.22
Q3 2024	33,030	$1,890	$49.89	$45.22 - $54.21
Q2 2024	57,060	$2,858	$46.58	$43.68 - $48.79
Q1 2024	26,194	$1,334	$44.40	$41.90 - $47.03
Q4 2023	39,711	$2,021	$44.88	$41.24 - $48.79
Q2 2023	14,494	$823	$51.34	$48.87 - $53.67
Q1 2023	3,887	$225	$49.59	$46.79 - $52.43
Q3 2022	4,726	$233	$46.61	$42.04 - $51.24
Q1 2022	7,944	$481	$48.63	$46.08 - $51.75
Q4 2021	19,325	$1,105	$46.70	$43.99 - $49.52
Q3 2021	4,656	$267	$50.51	$46.92 - $53.26
Q2 2021	11,477	$691	$52.44	$48.13 - $56.92
Q1 2021	4,360	$284	$47.20	$42.31 - $53.28
Q4 2020	3,518	$205	$43.87	$37.97 - $49.46
Q2 2020	6,111	$333	$44.67	$39.68 - $50.33
Q3 2019	4,223	$317	$54.27	$50.60 - $58.08
Q1 2018	39,020	$2,099	$37.69	$35.55 - $42.53
Q4 2017	9,221	$550	$42.54	$39.78 - $45.45
Q2 2017	5,491	$335	$42.35	$40.29 - $44.62
Q1 2017	6,414	$377	$39.52	$38.19 - $41.05
Q3 2016	3,480	$200	$40.31	$38.22 - $43.00
Q2 2016	7,683	$485	$39.68	$37.02 - $42.70