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  2. List of largest daily changes in the Dow Jones Industrial ...

    en.wikipedia.org/wiki/List_of_largest_daily...

    Largest intraday point gains that turned negative. These are the largest intraday point gains that closed in negative territory at the end of the trading session. In order to be considered an intraday point gain, the intraday high must be above the previous day closing price, while the opening price is used to calculate intraday highs.

  3. Foreign exchange date conventions - Wikipedia

    en.wikipedia.org/wiki/Foreign_exchange_date...

    For a trade with a time to expiry of v days, the expiry date is the day v days ahead of the horizon date (unless it is a weekend or 1 January, in which case the date is rolled forward to a weekday) and for a trade with time to expiry of x weeks, the expiry date is the day 7x days ahead of the horizon date (with the same conditions as above).

  4. List of largest daily changes in the Nasdaq Composite

    en.wikipedia.org/wiki/List_of_largest_daily...

    Largest intraday percentage drops. An intraday percentage drop is defined as the difference between the previous trading session's closing price and the intraday low of the following trading session. The closing percentage change denotes the ultimate percentage change recorded after the corresponding trading session's close.

  5. List of largest daily changes in the S&P 500 Index - Wikipedia

    en.wikipedia.org/wiki/List_of_largest_daily...

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  6. Trading day - Wikipedia

    en.wikipedia.org/wiki/Trading_day

    In business, the trading day or regular trading hours (RTH) is the time span that a stock exchange is open, as opposed to electronic or extended trading hours (ETH). For example, the New York Stock Exchange is, as of 2020, open from 9:30 AM Eastern Time to 4:00 PM Eastern Time.

  7. High-frequency trading - Wikipedia

    en.wikipedia.org/wiki/High-frequency_trading

    At the turn of the 21st century, HFT trades had an execution time of several seconds, whereas by 2010 this had decreased to milli- and even microseconds. [22] At that time, high-frequency trading was still a little-known topic outside the financial sector, with an article published by the New York Times in July 2009 being one of the first to ...

  8. Trading strategy - Wikipedia

    en.wikipedia.org/wiki/Trading_strategy

    Pairs trade. A pairs trading strategy consists of identifying similar pairs of stocks and taking a linear combination of their price so that the result is a stationary time-series. We can then compute z-scores for the stationary signal and trade on the spread assuming mean reversion: short the top asset and long the bottom asset.

  9. Day trading - Wikipedia

    en.wikipedia.org/wiki/Day_trading

    Chart of the NASDAQ-100 between 1994 and 2004, including the dot-com bubble. Day trading is a form of speculation in securities in which a trader buys and sells a financial instrument within the same trading day, so that all positions are closed before the market closes for the trading day to avoid unmanageable risks and negative price gaps between one day's close and the next day's price at ...