Avista Corp. (AVA)

Utilities: Diversified Utilities

As of September 30, 2011
Closing price on 09/30/2011:
$23.85
Filers who had this stock in their top 10:
3
13F Filers holding this stock:
173
Aggregate shares on 09/30/2011:
39,870,043
Aggregate shares on 06/30/2011:
39,108,600
Percent change:
1.946996%

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Schedule 13D and 13G filings submitted since 09/30/2011

Filing Company Date of
Filing		 Total Reported
Shares Owned		 Shares Reported
on 13F
SC 13G/A BLACKROCK INC. 01/10/2012 7,247,337 2,505
SC 13G/A VANGUARD GROUP INC 02/08/2012 3,189,325 3,306,884

13F Filers holding this stock

Quarter 1: Quarter 2:
*Shares are split adjusted