 It's been a good investment. Bezos himself is now worth $217 billion. Amazon's market value recently topped $2 trillion. Friday trading on Wall Street. The Dow finished the day up 68 points. But the S&P 500 gained 30, a half percent gain. It closed at a record. The Nasdaq rallied 164 points. That's 1%. It closed at a new high. Jeff Claybaugh, WTOP News.