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The algorithms do not simply trade on simple news stories but also interpret more difficult to understand news. Some firms are also attempting to automatically assign sentiment (deciding if the news is good or bad) to news stories so that automated trading can work directly on the news story. [100]
Such manipulations are done typically through abusive trading algorithms or strategies that close out pre-existing option positions at favorable prices or establish new option positions at advantageous prices. In recent years, there have been a number of algorithmic trading malfunctions that caused substantial market disruptions.
Many bank proprietary operations now center to varying degrees around statistical arbitrage trading. As a trading strategy, statistical arbitrage is a heavily quantitative and computational approach to securities trading. It involves data mining and statistical methods, as well as the use of automated trading systems.
It was in the US, in the late 1990s, that the first instances of Smart Order Routers appeared: "Once alternative trading systems (ATSes) started to pop up in U.S. cash equities markets … with the introduction of the U.S. Securities and Exchange Commission’s (SEC’s) Regulation ATS and changes to its order handling rules, smart order routing (SOR) has been a fact of life for global agency ...
The trading mechanism on electronic exchanges is an important component that has a great impact on the efficiency and liquidity of financial markets. The choice of matching algorithm is an important part of the trading mechanism. The most common matching algorithms are the Pro-Rata and Price/Time algorithms.
Today, pairs trading is often conducted using algorithmic trading strategies on an execution management system. These strategies are typically built around models that define the spread based on historical data mining and analysis. The algorithm monitors for deviations in price, automatically buying and selling to capitalize on market ...
Swing trading is a speculative trading strategy in financial markets where a tradable asset is held for one or more days in an effort to profit from price changes or 'swings'. [1] A swing trading position is typically held longer than a day trading position, but shorter than buy and hold investment strategies that can be held for months or years.
In 2002 Tradebook launched Futures trading, followed by US Listed options in 2006 [4] and an FX marketplace in 2007. [5] In 2010, Bloomberg Tradebook developed B-Dark, an algorithm to provide information to traders about where their orders were being filled, even for trades occurring in private electronic transaction networks, or dark pools. [6]