The New York Stock Exchange Building, in the Financial District of Lower Manhattan in New York City, is the headquarters of the New York Stock Exchange (NYSE). It is composed of two connected structures occupying much of the city block bounded by Wall Street, Broad Street, New Street, and Exchange Place. The central section of the block contains the original structure at 18 Broad Street, designed in the Classical Revival style by George B. Post. The northern section contains a 23-story office annex at 11 Wall Street, designed by Trowbridge & Livingston in a similar style.

The Financial District of Lower Manhattan, also known as FiDi, is a neighborhood located on the southern tip of Manhattan in New York City. It is bounded by the West Side Highway on the west, Chambers Street and City Hall Park on the north, Brooklyn Bridge on the northeast, the East River to the southeast, and South Ferry and the Battery on the south.