Apple Inc. (NASDAQ:AAPL): ”Had a cordial dinner with Tim last night. We pushed hard for a 150 billion buyback. We decided to continue dialogue in about three weeks.” That was a tweet courtesy of Carl Icahn, referring to his dinner with Apple CEO Tim Cook on Monday. Apple added $50 billion to its buyback program in April, and spent $18 billion on buybacks in the June quarter. The company had $146.6 billion in cash and investments at the end of the quarter (much of it offshore) paired with $17 billion in debt.