NORTHWESTERN CORP

Ticker: NWE CUSIP: 668074305 Class: EQTY

Aventail Capital Group, LP's Holding History (CIK: 0001803822)

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

Q3 2025

Shares 110,292 Value ($000) $6,464 Avg Close $54.14 Range $49.85 - $58.24

Q2 2025

Shares 174,584 Value ($000) $8,956 Avg Close $53.53 Range $49.39 - $57.89

Q1 2025

Shares 167,002 Value ($000) $9,664 Avg Close $52.06 Range $48.49 - $56.12

Q4 2024

Shares 139,895 Value ($000) $7,479 Avg Close $51.38 Range $48.17 - $54.22

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	110,292	$6,464	$54.14	$49.85 - $58.24
Q2 2025	174,584	$8,956	$53.53	$49.39 - $57.89
Q1 2025	167,002	$9,664	$52.06	$48.49 - $56.12
Q4 2024	139,895	$7,479	$51.38	$48.17 - $54.22