In May 2002, Hewlett Packard Company chief executive Carly Fiorina rang a bell to virtually open the New York Stock Exchange from HP's headquarters in Palo Alto, Calif.. HP changed its ticker symbol from HWP to HPQ to reflect its recent $19 billion acquisition of Compaq Computer Corp. Ten years after GOP presidential candidate Carly Fiorina was unceremoniously fired from her job as chief executive of Hewlett-Packard, her tumultuous business career is still the subject of heated debate.