AVISTA CORP

Ticker: AVA CUSIP: 05379B107 Class: Common Stock

TWO SIGMA INVESTMENTS, LP's Holding History (CIK: 0001179392)

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

Q4 2025

Shares 451,535 Value ($000) $17,402 Avg Close $38.78 Range $36.05 - $41.60

Q3 2025

Shares 163,791 Value ($000) $6,193 Avg Close $36.47 Range $34.98 - $37.71

Q2 2025

Shares 254,655 Value ($000) $9,664 Avg Close $38.22 Range $35.57 - $41.49

Q1 2025

Shares 301,961 Value ($000) $12,643 Avg Close $36.27 Range $33.08 - $40.42

Q4 2024

Shares 19,878 Value ($000) $728 Avg Close $35.43 Range $33.54 - $37.30

Q3 2024

Shares 35,327 Value ($000) $1,369 Avg Close $35.26 Range $31.03 - $37.17

Q2 2024

Shares 87,223 Value ($000) $3,019 Avg Close $32.90 Range $30.23 - $35.65

Q1 2024

Shares 91,546 Value ($000) $3,206 Avg Close $30.96 Range $28.83 - $33.10

Q4 2023

Shares 56,407 Value ($000) $2,016 Avg Close $30.40 Range $27.22 - $33.43

Q3 2023

Shares 150,727 Value ($000) $4,879 Avg Close $31.62 Range $28.30 - $35.30

Q2 2023

Shares 54,430 Value ($000) $2,137 Avg Close $37.05 Range $33.57 - $39.26

Q1 2023

Shares 15,878 Value ($000) $674 Avg Close $35.81 Range $33.61 - $38.95

Q3 2022

Shares 19,463 Value ($000) $721 Avg Close $35.39 Range $31.48 - $38.26

Q2 2022

Shares 4,863 Value ($000) $212 Avg Close $35.99 Range $32.85 - $38.84

Q3 2021

Shares 6,701 Value ($000) $262 Avg Close $34.00 Range $31.82 - $35.77

Q2 2021

Shares 41,563 Value ($000) $1,773 Avg Close $36.84 Range $34.08 - $39.14

Q2 2019

Shares 132,053 Value ($000) $5,890 Avg Close $31.69 Range $29.92 - $33.70

Q1 2019

Shares 456,576 Value ($000) $18,546 Avg Close $30.30 Range $29.30 - $31.80

Q3 2017

Shares 5,595 Value ($000) $290 Avg Close $35.25 Range $28.98 - $37.15

Q1 2017

Shares 76,920 Value ($000) $3,004 Avg Close $27.19 Range $26.10 - $28.15

Q4 2016

Shares 17,163 Value ($000) $686 Avg Close $27.83 Range $26.71 - $29.71

Q3 2014

Shares 17,410 Value ($000) $532 Avg Close $20.15 Range $19.08 - $21.13

Q2 2014

Shares 129,529 Value ($000) $4,342 Avg Close $19.80 Range $18.69 - $21.12

Q2 2013

Shares 99,913 Value ($000) $2,700 Avg Close $16.44 Range $15.47 - $17.44

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	451,535	$17,402	$38.78	$36.05 - $41.60
Q3 2025	163,791	$6,193	$36.47	$34.98 - $37.71
Q2 2025	254,655	$9,664	$38.22	$35.57 - $41.49
Q1 2025	301,961	$12,643	$36.27	$33.08 - $40.42
Q4 2024	19,878	$728	$35.43	$33.54 - $37.30
Q3 2024	35,327	$1,369	$35.26	$31.03 - $37.17
Q2 2024	87,223	$3,019	$32.90	$30.23 - $35.65
Q1 2024	91,546	$3,206	$30.96	$28.83 - $33.10
Q4 2023	56,407	$2,016	$30.40	$27.22 - $33.43
Q3 2023	150,727	$4,879	$31.62	$28.30 - $35.30
Q2 2023	54,430	$2,137	$37.05	$33.57 - $39.26
Q1 2023	15,878	$674	$35.81	$33.61 - $38.95
Q3 2022	19,463	$721	$35.39	$31.48 - $38.26
Q2 2022	4,863	$212	$35.99	$32.85 - $38.84
Q3 2021	6,701	$262	$34.00	$31.82 - $35.77
Q2 2021	41,563	$1,773	$36.84	$34.08 - $39.14
Q2 2019	132,053	$5,890	$31.69	$29.92 - $33.70
Q1 2019	456,576	$18,546	$30.30	$29.30 - $31.80
Q3 2017	5,595	$290	$35.25	$28.98 - $37.15
Q1 2017	76,920	$3,004	$27.19	$26.10 - $28.15
Q4 2016	17,163	$686	$27.83	$26.71 - $29.71
Q3 2014	17,410	$532	$20.15	$19.08 - $21.13
Q2 2014	129,529	$4,342	$19.80	$18.69 - $21.12
Q2 2013	99,913	$2,700	$16.44	$15.47 - $17.44