NORTHWESTERN CORP

Ticker: NWE CUSIP: 668074305 Class: EQTY

NEUBERGER BERMAN GROUP LLC's Holding History (CIK: 0001465109)

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

Q4 2025

Shares 1,259,921 Value ($000) $81,324 Avg Close $62.82 Range $56.07 - $68.56

Q3 2025

Shares 1,268,440 Value ($000) $74,314 Avg Close $54.14 Range $49.85 - $58.24

Q2 2025

Shares 1,273,999 Value ($000) $65,330 Avg Close $53.53 Range $49.39 - $57.89

Q1 2025

Shares 976,942 Value ($000) $56,461 Avg Close $52.06 Range $48.49 - $56.12

Q4 2024

Shares 977,897 Value ($000) $52,278 Avg Close $51.38 Range $48.17 - $54.22

Q3 2024

Shares 991,966 Value ($000) $56,763 Avg Close $49.89 Range $45.22 - $54.21

Q2 2024

Shares 933,698 Value ($000) $46,760 Avg Close $46.58 Range $43.68 - $48.79

Q1 2024

Shares 619,595 Value ($000) $31,538 Avg Close $44.40 Range $41.90 - $47.03

Q4 2023

Shares 446,000 Value ($000) $22,709 Avg Close $44.88 Range $41.24 - $48.79

Q3 2023

Shares 6,379 Value ($000) $307 Avg Close $47.33 Range $42.66 - $51.72

Q3 2019

Shares 3,528 Value ($000) $265 Avg Close $54.27 Range $50.60 - $58.08

Q2 2019

Shares 6,475 Value ($000) $467 Avg Close $53.01 Range $50.21 - $55.53

Q1 2019

Shares 6,353 Value ($000) $447 Avg Close $48.59 Range $42.38 - $53.49

Q4 2018

Shares 9,050 Value ($000) $538 Avg Close $45.03 Range $41.21 - $48.18

Q3 2018

Shares 5,458 Value ($000) $320 Avg Close $43.15 Range $40.65 - $45.13

Q2 2018

Shares 7,339 Value ($000) $436 Avg Close $39.06 Range $37.03 - $41.93

Q1 2018

Shares 6,539 Value ($000) $364 Avg Close $37.69 Range $35.55 - $42.53

Q4 2017

Shares 6,896 Value ($000) $412 Avg Close $42.54 Range $39.78 - $45.45

Q2 2015

Shares 362,649 Value ($000) $17,679 Avg Close $33.40 Range $31.54 - $35.25

Q1 2015

Shares 965,564 Value ($000) $51,938 Avg Close $35.30 Range $32.73 - $38.16

Q4 2014

Shares 995,420 Value ($000) $56,320 Avg Close $33.16 Range $28.63 - $37.51

Q3 2014

Shares 1,042,140 Value ($000) $47,271 Avg Close $30.29 Range $28.46 - $33.15

Q2 2014

Shares 1,087,760 Value ($000) $56,770 Avg Close $30.04 Range $28.38 - $33.02

Q1 2014

Shares 1,121,910 Value ($000) $53,212 Avg Close $27.98 Range $26.36 - $29.86

Q4 2013

Shares 1,130,490 Value ($000) $48,973 Avg Close $27.40 Range $25.54 - $28.91

Q3 2013

Shares 1,167,550 Value ($000) $52,446 Avg Close $25.46 Range $23.73 - $28.10

Q2 2013

Shares 1,191,770 Value ($000) $47,552 Avg Close $24.78 Range $23.14 - $25.97

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,259,921	$81,324	$62.82	$56.07 - $68.56
Q3 2025	1,268,440	$74,314	$54.14	$49.85 - $58.24
Q2 2025	1,273,999	$65,330	$53.53	$49.39 - $57.89
Q1 2025	976,942	$56,461	$52.06	$48.49 - $56.12
Q4 2024	977,897	$52,278	$51.38	$48.17 - $54.22
Q3 2024	991,966	$56,763	$49.89	$45.22 - $54.21
Q2 2024	933,698	$46,760	$46.58	$43.68 - $48.79
Q1 2024	619,595	$31,538	$44.40	$41.90 - $47.03
Q4 2023	446,000	$22,709	$44.88	$41.24 - $48.79
Q3 2023	6,379	$307	$47.33	$42.66 - $51.72
Q3 2019	3,528	$265	$54.27	$50.60 - $58.08
Q2 2019	6,475	$467	$53.01	$50.21 - $55.53
Q1 2019	6,353	$447	$48.59	$42.38 - $53.49
Q4 2018	9,050	$538	$45.03	$41.21 - $48.18
Q3 2018	5,458	$320	$43.15	$40.65 - $45.13
Q2 2018	7,339	$436	$39.06	$37.03 - $41.93
Q1 2018	6,539	$364	$37.69	$35.55 - $42.53
Q4 2017	6,896	$412	$42.54	$39.78 - $45.45
Q2 2015	362,649	$17,679	$33.40	$31.54 - $35.25
Q1 2015	965,564	$51,938	$35.30	$32.73 - $38.16
Q4 2014	995,420	$56,320	$33.16	$28.63 - $37.51
Q3 2014	1,042,140	$47,271	$30.29	$28.46 - $33.15
Q2 2014	1,087,760	$56,770	$30.04	$28.38 - $33.02
Q1 2014	1,121,910	$53,212	$27.98	$26.36 - $29.86
Q4 2013	1,130,490	$48,973	$27.40	$25.54 - $28.91
Q3 2013	1,167,550	$52,446	$25.46	$23.73 - $28.10
Q2 2013	1,191,770	$47,552	$24.78	$23.14 - $25.97