Mercury's location in your birth chart influences all of this! Mercury never travels more than 28 degrees from the Sun, so many people will have Mercury in the same zodiac sign as their Sun.
From Monday to Friday, the stock market remains open from 9:30 am to 4:00 pm, EST. PST time is 6:30 am to 1:00 pm.
Stock and bond markets are closed on Good Friday. The bond market closes early on the Friday before Memorial Day, but the stock market is open. The stock and bond markets are closed on Memorial Day. The bond market is open the day before the 4th of July, but the stock market closes early. The stock and bond markets are closed on July 4th and are closed on Labor Day. The stock market is open on Columbus Day but the bond market is closed.