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
Warsaw Stock Exchange the debentures of Towarzystwo Kredytowe Ziemskie issued in 1826. The first shares admitted to trading were issued by railroad companies in the 1840s. Until 1853 trading sessions were twice a week between 1pm and 2pm. In 1873 a new, more liberal, stock exchange act was passed, separating the trade in securities and commodities. A separate Warsaw Commodities Exchange was founded in 1874. Central Europe was subject to a big bull market after the Prussian-Franco War of 1870-1871, followed by a harsh crash starting at the Vienna Stock Exchange in the later 1870s. However, the Warsaw Mercantile Exchange constantly grew until