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
Los Angeles Stock Exchange space, the trading floor was moved to the Pacific Stock Exchange building at 233 South Beaudry Avenue, but it was closed in May 2001. In 1956, the San Francisco Stock and Bond Exchange and the Los Angeles Oil Exchange merged to create the Pacific Coast Stock Exchange, with trading floors in both cities. Los Angeles Stock Exchange The Los Angeles Oil Exchange was a regional stock exchange in Los Angeles, California. Founded in 1899, in 1900 the name was changed to the Los Angeles Stock Exchange. In 1956, it merged into the Pacific Coast Stock Exchange. The Los Angeles Oil