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.
London Stock Exchange London Stock Exchange London Stock Exchange is a stock exchange located in the City of London, England. , London Stock Exchange had a market capitalisation of US$4.59 trillion. It was founded in 1571, making it one of the oldest exchanges in the world. Its current premises are situated in Paternoster Square close to St Paul's Cathedral in the City of London. It is part of London Stock Exchange Group (LSEG). London Stock Exchange is one of the world's oldest stock exchanges and can trace its history back more than 300 years. London Stock Exchange Group was created in October 2007