nyse gxp has a market cap of over 4.0 billion and is the holding company of kansas city power & light company and kcp & l greater missouri operations company gmo . the utilities operate under the brand name kcp & l. our vertically integrated electric utilities serve just over 851 200 customers in 47 counties in missouri and kansas with a combined diverse generation platform of more than 6 400 mw of capacity . read more ... stock chart upcoming events nov 4 3rd quarter earnings call search search about gpe company information officer bios board bios corp governance corporate headquarters sustainability investor relations ir home shareholder services dividends chart quote annual reports sec filings ferc filings quarterly earnings materials webcasts presentations fundamentals analysts estimates credit ratings news releases news alert request information request frequently asked questions contacts site map privacy statement legal terms & conditions forward looking statement c 2012 great plains energy all rights reserved