GM Stock Soars as Blackstone Eyes S&P 500 Addition
- GM shares rise after Morgan Stanley issues buy rating.
- Blackstone could be added to the S&P 500 when First Republic exits.
- GM and Blackstone both likely to see stock price increases from news.
- GM's buy rating and Blackstone's potential S&P 500 addition fueling market enthusiasm.
- The dual news items point to a strong day on Wall Street and for major equities.
Barron's 
