The Dow Jones Industrial Average was up 776 points, or 1.8%, at 43,294. The S&P 500 was up roughly 111 points, or 1.9%, at 5,954. The Nasdaq Composite was up about 469 points, or 2.5%, near 19,514.

However, it appears the honeymoon period is over. Traders can’t directly invest in the Dow Jones Industrial Average due to it being an index. Instead, they can buy shares of companies listed on it.

The SPDR Dow Jones Industrial Average ETF Trust (DIA) is one of the largest and most liquid U.S. equity ETFs available to ...