AVISTA CORP

Ticker: AVA CUSIP: 05379B107 Class: Common Stock

Great Diamond Partners, LLC's Holding History (CIK: 0001801112)

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

Q4 2019

Shares 489 Value ($000) $23 Avg Close $36.05 Range $34.67 - $37.62

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2019	489	$23	$36.05	$34.67 - $37.62