After the end of the German campaign of 1813 and the reopening of the exchange, the building was rebuilt and extended in 1816 according to the designs of the Leipzig building director Johann Carl Friedrich Dauthe and the Karlsruhe building director Friedrich Weinbrenner. With the growth of the trade fair in the second half of the 19th century, it was decided to build the . When it was completed in 1886, the old exchange building was named Alte Handelsbörse (or Alte Börse).