AVISTA CORP

Ticker: AVA CUSIP: 05379B107 Class: Common Stock

Costello Asset Management, INC's Holding History (CIK: 0001760145)

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

Q4 2025

Shares 1,250 Value ($000) $48 Avg Close $38.78 Range $36.05 - $41.60

Q3 2025

Shares 1,248 Value ($000) $47 Avg Close $36.47 Range $34.98 - $37.71

Q2 2025

Shares 2,212 Value ($000) $84 Avg Close $38.22 Range $35.57 - $41.49

Q1 2025

Shares 2,438 Value ($000) $102 Avg Close $36.27 Range $33.08 - $40.42

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,250	$48	$38.78	$36.05 - $41.60
Q3 2025	1,248	$47	$36.47	$34.98 - $37.71
Q2 2025	2,212	$84	$38.22	$35.57 - $41.49
Q1 2025	2,438	$102	$36.27	$33.08 - $40.42