Yesterday, Carl Icahn, one of the most prominent investors on Wall Street, set the Internet on fire when he announced that he had taken a 'large position' in Apple. He didn't say how much money, exactly, but the investment is believed to be over $1 billion.
As you can imagine, Icahn's comments also set APPL on fire as well. The already-climbing stock jumped 20 points yesterday, and ended up closing around $490. And today, it's crossed the $500 mark on the back of another high-profile investor's blessings...