There are six categories of standard taps. We have broken down the drill size recommendations into those six categories which appear below.here are six categories of standard taps. We have broken down the drill size recommendations into those six categories which appear below.
A: Stock options give their owners the right to buy or sell stocks or other investments at a prearranged price in the future. But in most cases, options can only be bought or sold during regular trading hours. A vast majority of the options on U.S. stocks trade between 9:30 a.m. ET and 4 p.m ET. Most stocks, though, can be traded before or after those hours.
Note: The above hours of US stock markets are for normal trading days. On some holiday eve days, such as the day before Independence Day, the day before Thanksgiving Day, and the day before Christmas, the market hours will shorted to half day and will close four hours early.