Delta Shares Take Off As Air Line Hits S&P 500

Delta Air Lines Inc. (NYSE:DAL) has been added to the S&P 500 today in a surprise move. The airline's shares jumped in value after the announcement was made, and the company was recognized as one of the most valuable in the world. The change will officially take effect today after the market closes.

The addition of Delta Air Lines Inc. (NYSE:DAL) to the S&P 500 was not a complete surprise, but very few investors thought that Standard & Poor's would make the decision so early. At time of writing...