Company:  AVISTA CORP (AVA)
Form Type:  4
Filing Date:  5/14/2012 
CIK:  0000104918 
Address:  1411 E MISSION AVE 
City, State, Zip:  SPOKANE, Washington 99202 
Telephone:  (509) 489-0500 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$27.44  
Change: 
-0.31 (-1.12%)  
Trade Time: 
May 24  
Market Cap: 
$1.64B
Description of Business
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  FORM 4
    NAME AND TITLE
    NON DERIVATIVE SECURITIES
    DERIVATIVE SECURITIES
    EXPLANATIONS AND REMARKS
    REPORTING OWNERS
    SIGNATURES