NORTHWESTERN CORP

Ticker: NWE CUSIP: 668074305 Class: EQTY

TWO SIGMA SECURITIES, LLC's Holding History (CIK: 0001450144)

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

Q4 2025

Shares 7,510 Value ($000) $485 Avg Close $62.82 Range $56.07 - $68.56

Q3 2025

Shares 6,957 Value ($000) $408 Avg Close $54.14 Range $49.85 - $58.24

Q2 2025

Shares 14,770 Value ($000) $758 Avg Close $53.53 Range $49.39 - $57.89

Q1 2022

Shares 3,601 Value ($000) $218 Avg Close $48.63 Range $46.08 - $51.75

Q3 2017

Shares 5,508 Value ($000) $314 Avg Close $41.74 Range $40.09 - $43.18

Q2 2016

Shares 11,234 Value ($000) $709 Avg Close $39.68 Range $37.02 - $42.70

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	7,510	$485	$62.82	$56.07 - $68.56
Q3 2025	6,957	$408	$54.14	$49.85 - $58.24
Q2 2025	14,770	$758	$53.53	$49.39 - $57.89
Q1 2022	3,601	$218	$48.63	$46.08 - $51.75
Q3 2017	5,508	$314	$41.74	$40.09 - $43.18
Q2 2016	11,234	$709	$39.68	$37.02 - $42.70