AVISTA CORP

CUSIP: 05379B10 Class: COM

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP's Holding History (CIK: 0001164508)

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

Q3 2016
Shares 46,144 Value ($000) $1,928 Avg Close — Range —
Q2 2016
Shares 282,927 Value ($000) $12,675 Avg Close — Range —
Q1 2016
Shares 243,200 Value ($000) $9,918 Avg Close — Range —
Q2 2014
Shares 57,620 Value ($000) $1,931 Avg Close — Range —
Q1 2014
Shares 59,556 Value ($000) $1,825 Avg Close — Range —
Q3 2013
Shares 17,640 Value ($000) $466 Avg Close — Range —
Q2 2013
Shares 53,990 Value ($000) $1,459 Avg Close — Range —