Both HP Inc. (ticker: HPQ) and Xerox (XRX) shares are trading higher Thursday after the Wall Street Journal reported late yesterday that activist investor Carl Icahn is leading the push to merge the two companies. Icahn had previously disclosed a 10.6% stake in Xerox; he told the Journal that he also holds a 4.24% stake in HP, a fact that had not been previously disclosed. Icahn thinks a combination of the two printer companies would generate substantial profits for investors. Last Read more about Xerox investor Carl Icahn pushes for HP merger[…]