In 1866, Sibley ordered the engineers to develop a Western Union telegraph system of stock quotes in real time. In 1995, First Financial Management was acquired by First Data Corp. (the deal amounted to $ 7 billion), and Western Union Financial Services became a subsidiary of First Data. In October 2006 the company made an initial public offering of shares on the New York Stock Exchange, becoming independent from First Data company. 1970 - a new service called In 1884 Western Union has become a joint-stock company and was brought to the stock exchange. The company has entered in the first American stock index Dow Jones.