Amid a successful year for Palantir Technologies (NYSE: PLTR), during which its stock increased by nearly 85%, chances are, it may soon join the exclusive society of companies in the S&P 500 stock index (SPY), taking into account that it meets most, if not all, of the relevant criteria.As it happens, Palantir, the company that develops software platforms used by intelligence community in counterterrorism investigations and operations. has been in the limelight since its latest earnings report that highlight ...