NORTHWESTERN CORP

Ticker: NWE CUSIP: 668074305 Class: EQTY

CSS LLC/IL's Holding History (CIK: 0001103646)

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

Q4 2025

Shares 23,600 Value ($000) $1,523 Avg Close $62.82 Range $56.07 - $68.56

Q2 2019

Shares 1,700 Value ($000) $123 Avg Close $53.01 Range $50.21 - $55.53

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	23,600	$1,523	$62.82	$56.07 - $68.56
Q2 2019	1,700	$123	$53.01	$50.21 - $55.53