Philadelphia Stock Exchange that the tax was illegal, and the PHLX moved its trading floor back to its headquarters in the city. In 1981, the exchange moved to 19th and Market, where it stayed until 2017 when it moved to its current location in the newly built FMC Tower. The exchange merged with the Baltimore Stock Exchange in 1949. The exchange was then named the Philadelphia-Baltimore Stock Exchange. The Baltimore Stock Exchange then migrated out of its Baltimore Stock Exchange Building, later renamed the Totman Building, to a new home base in Philadelphia. The exchange merged with the Washington Stock Exchange in 1954.
Prague Stock Exchange and Central Securities Depository Prague (CSD Prague). PXE was founded in 2007 and is a trading platform for dealing in electricity for the Czech Republic, Slovakia and Hungary. CSD Prague has the principal position in the settlement of securities trades on the Czech capital market, maintains the central register for dematerialized securities issued in the Czech Republic, and assigns international securities identification numbers (ISIN) to investment instruments. PSE is a member of the CEE Stock Exchange Group (CEESEG), which also includes the Vienna Stock Exchange (Wiener Börse). Prague Stock Exchange Prague Stock Exchange (PSE) is the largest and oldest securities