Investor Carl Icahn speaks at the Wall Street Journal Deals & Deal Makers conference, held at the New York Stock ExchangeActivist investor Carl Icahn has spoken with Apple Inc. Chief Executive Tim Cook again to talk about a possible stock buyback, cable television network CNBC suggested on Monday. Icahn, who has demanded a $150 billion buyback publicly and privately to Apple's Cook because August, had a excellent conversation with Cook dinner they usually each proceed to imagine the company is undervalued, CNBC stated. he published on August 13 that his investment agency had a "massive place" in Apple. He has said that Apple shares may exchange at $seven hundred with a bigger stock buyback.