Company:  WESTAR ENERGY INC /KS (WR)
Form Type:  424B5
Filing Date:  5/28/2008 
CIK:  0000054507 
Address:  818 S KANSAS AVE 
City, State, Zip:  TOPEKA, Kansas 66612 
Telephone:  785-575-6300 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$33.63  
Change: 
0.18 (0.54%)  
Trade Time: 
May 20  
Market Cap: 
$4.27B
Description of Business
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  FORM 424B5
    SUBJECT TO COMPLETION DATED MAY 28, 2008
    TABLE OF CONTENTS
    SUMMARY
    The Offering
    Summary Historical Consolidated Financial Data
    RISK FACTORS
    USE OF PROCEEDS
    PRICE RANGE OF COMMON STOCK AND DIVIDEND POLICY
    CAPITALIZATION
    UNDERWRITING
    LEGAL MATTERS
    EXPERTS
    CAUTION CONCERNING FORWARD-LOOKING STATEMENTS
    USE OF PROCEEDS
    RATIOS OF EARNINGS TO FIXED CHARGES
    DIVIDEND POLICY
    DESCRIPTION OF CAPITAL STOCK
    DESCRIPTION OF DEPOSITARY SHARES
    DESCRIPTION OF DEBT SECURITIES
    DESCRIPTION OF FIRST MORTGAGE BONDS
    DESCRIPTION OF WARRANTS
    DESCRIPTION OF UNITS
    PLAN OF DISTRIBUTION
    AVAILABLE INFORMATION
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