Company:  MARKWEST ENERGY PARTNERS ... (MWE)
Form Type:  8-K
Filing Date:  6/5/2012 
CIK:  0001166036 
Address:  1515 ARAPAHOE STREET
TOWER 1, SUITE 1600
 
City, State, Zip:  DENVER, Colorado 80202 
Telephone:  303-925-9200 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$70.87  
Change: 
1.81 (2.62%)  
Trade Time: 
12:23 PM EST  
Market Cap: 
$9.24B
Description of Business
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  FORM 8-K
    SECTION 5 CORPORATE GOVERNANCE
      ITEM 5.02. Departure of Directors or Certain Officers; ...
      ITEM 5.07 Submission of Matters to a Vote of Security Holders
    SIGNATURE