Philadelphia Stock Exchange options, and a number of FX options. The PHLX has more than 16% of United States market share in exchange-listed stock and ETF options trading. The exchange's normal trading sessions are from 9:30 am to 4:00 pm on all days of the week except Saturdays, Sundays and holidays declared by the exchange in advance. Philadelphia Stock Exchange Philadelphia Stock Exchange (PHLX), now known as NASDAQ OMX PHLX, is the oldest stock exchange in the United States. It is now owned by The NASDAQ OMX Group. Founded in 1790, the exchange was originally named the Board of Brokers of Philadelphia, also
Arizona Stock Exchange from the market and determine more robust and fair pricing for equities traded. Arizona Stock Exchange The Arizona Stock Exchange (AZX) was an electronically enabled stock exchange for carrying out eTrading after usual stock market hours. It was founded in 1990 as Wunsch Auction Systems by R. Steven Wunsch, and moved from New York City to Arizona in 1992. It closed in October 2001 due to lack of trading volume. The exchange was founded in 1990 as Wunsch Auction Systems by R. Steven Wunsch, formerly of Kidder Peabody. The computers were based in Minneapolis, Minnesota, with the headquarters in New