From around 1870, ticker tape was used to transmit stock price information over telegraph lines. A paper strip ran through a special machine (the stock ticker) which printed abbreviated stock company names (just like today, each listed company had its unique combination of a few letters from the alphabet) followed by a numeric stock transaction price and volume. While printing, the machine made a ticking sound, and that is why it was called a stock ticker. The ticker tape had a huge impact on financial market trading, as information from trading floors in different parts of the world could now be transmitted huge distances in a quick and efficient way.…
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