Psoriatic arthritis is a chronic disease characterized by a form of inflammation of the skin (psoriasis) and joints (inflammatory arthritis). Psoriasis is a common skin condition affecting 2% of the Caucasian population in the United States.
Stock Market Holiday Closures. The US stock exchange is open for trading from 9:30AM to 4PM EST Monday through Friday. All major US exchanges adhere to The New York Stock Exchange (NYSE) holiday closing schedules. The NYSE markets are closed and observe the following federal holidays in 2017. Stock markets are closed New Year's Day Jan 2.
What time does the stock market open and close? The stock market is open from 9:30 am until 4:30 pm Monday through Friday except during holidays or on rare occasions when the government decides to close the market to stabil â¦ ize trading.