Founded in , the exchange was originally named the Board of Brokers of Philadelphia ,  also referred to as the Philadelphia Board of Brokers. In , the exchange acquired the Pittsburgh Stock Exchange. Over its years the exchange has had various titles and has been located in various buildings around Philadelphia. On June 20, , the Board of Brokers of Philadelphia transacted no business in the stock board, as their annual dinner was held that day.
It stayed there until Between and , the exchange returned to the Merchants Exchange Building. In , it moved to a building at Walnut Street, now a national landmark. It stayed there until when it moved to a newly constructed building currently the Sofitel Hotel at 17th and Sansom.
The block of Ionic Street, a narrow thoroughfare just north of this building, was renamed Stock Exchange Place and was still signed as such as of On January 2, , the PHLX moved its trading floor to an office building, then known as the Decker Building, just across a street from the city boundaries in Bala Cynwyd to avoid the tax.
In February, a court ruled that the tax was illegal, and the PHLX moved its trading floor back to its headquarters in the city. In , the exchange moved to its current location at 19th and Market. The exchange merged with the Baltimore Stock Exchange in The exchange was then named the Philadelphia-Baltimore Stock Exchange. The exchange merged with the Washington Stock Exchange in In , the exchange acquired the Pittsburgh Stock Exchange , and maintained an auxiliary trading floor in Pittsburgh until On October 22, , trading was halted on both the Chicago Board of Trade and the Philadelphia Stock Exchange after anonymous callers said bombs had been placed in those buildings.
In , a number of large financial firms purchased stakes in the exchange as a hedge against growing consolidation of stock trading by the New York Stock Exchange and Nasdaq. As of , the exchange handles trades for approximately equity options, 15 index options, and a number of FX options. The exchange's normal trading sessions are from 9: From Wikipedia, the free encyclopedia. National Register of Historic Places. The New York Times. New York City, United States.
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