AVISTA CORP

Ticker: AVA CUSIP: 05379B107 Class: Common Stock

K2 PRINCIPAL FUND, L.P.'s Holding History (CIK: 0001461790)

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

Q4 2019

Shares 77,885 Value ($000) $3,745 Avg Close $36.05 Range $34.67 - $37.62

Q3 2019

Shares 71,307 Value ($000) $3,454 Avg Close $34.88 Range $32.92 - $37.21

Q2 2019

Shares 70,000 Value ($000) $3,122 Avg Close $31.69 Range $29.92 - $33.70

Q1 2019

Shares 60,000 Value ($000) $2,437 Avg Close $30.30 Range $29.30 - $31.80

Q4 2018

Shares 44,227 Value ($000) $1,879 Avg Close $36.19 Range $30.77 - $38.41

Q3 2018

Shares 148,652 Value ($000) $7,516 Avg Close $37.08 Range $35.90 - $38.29

Q2 2018

Shares 31,800 Value ($000) $1,675 Avg Close $37.64 Range $36.23 - $38.27

Q4 2017

Shares 14,900 Value ($000) $767 Avg Close $36.82 Range $36.30 - $37.16

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2019	77,885	$3,745	$36.05	$34.67 - $37.62
Q3 2019	71,307	$3,454	$34.88	$32.92 - $37.21
Q2 2019	70,000	$3,122	$31.69	$29.92 - $33.70
Q1 2019	60,000	$2,437	$30.30	$29.30 - $31.80
Q4 2018	44,227	$1,879	$36.19	$30.77 - $38.41
Q3 2018	148,652	$7,516	$37.08	$35.90 - $38.29
Q2 2018	31,800	$1,675	$37.64	$36.23 - $38.27
Q4 2017	14,900	$767	$36.82	$36.30 - $37.16