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  2. 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.

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

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

    Largest intraday point losses that turned positive. These are the largest intraday point losses that closed in positive territory at the end of the trading session. In order to be considered an intraday point loss, the intraday low must be below the previous day closing price, while the opening price is used to calculate intraday lows.

  4. Realized variance - Wikipedia

    en.wikipedia.org/wiki/Realized_variance

    Realized variance or realised variance (RV, see spelling differences) is the sum of squared returns.For instance the RV can be the sum of squared daily returns for a particular month, which would yield a measure of price variation over this month.

  5. 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 ...

  6. Open-high-low-close chart - Wikipedia

    en.wikipedia.org/wiki/Open-high-low-close_chart

    An OHLC chart, with a moving average and Bollinger bands superimposed. An open-high-low-close chart (OHLC) is a type of chart typically used in technical analysis to illustrate movements in the price of a financial instrument over time. Each vertical line on the chart shows the price range (the highest and lowest prices) over one unit of time ...

  7. Technical analysis - Wikipedia

    en.wikipedia.org/wiki/Technical_analysis

    Open-high-low-close chart – OHLC charts, also known as bar charts, plot the span between the high and low prices of a trading period as a vertical line segment at the trading time, and the open and close prices with horizontal tick marks on the range line, usually a tick to the left for the open price and a tick to the right for the closing ...

  8. Trend line (technical analysis) - Wikipedia

    en.wikipedia.org/.../Trend_line_(technical_analysis)

    Trend lines are typically used with price charts, however they can also be used with a range of technical analysis charts such as MACD and RSI. Trend lines can be used to identify positive and negative trending charts, whereby a positive trending chart forms an upsloping line when the support and the resistance pivots points are aligned, and a ...

  9. Gap (chart pattern) - Wikipedia

    en.wikipedia.org/wiki/Gap_(chart_pattern)

    For example, the price of a share reaches a high of $30.00 on Wednesday, and opens at $31.20 on Thursday, falls down to $31.00 in the early hour, moves straight up again to $31.45, and no trading occurs in between $30.00 and $31.00 area. This no-trading zone appears on the chart as a gap.