Technical Indicators are the often squiggly lines found above, below and on-top-of the price information on a technical chart. Indicators that use the same scale as prices are typically plotted on top of the price bars and are therefore referred to as "Overlays."

This section describes the various kinds of technical indicators and overlays that are available here at StockCharts.com.

• Introduction to Technical Indicators and Oscillators - An in-depth introduction to the various kind of technical indicators and oscillators out there. A "must read" article for StockCharts.com users.

• Bollinger Bands - A chart overlay that shows the upper and lower limits of 'normal' price movements based on the Standard Deviation of prices.
• Chandelier Exit - A indicator that can be used to set trailing stop-losses for both long and short position.
• Ichimoku Clouds - A comprehensive indicator that defines support and resistance, identifies trend direction, gauges momentum and provides trading signals.
• Keltner Channels - A chart overlay that shows upper and lower limits for price movements based on the Average True Range of prices.
• Moving Averages - Simple and Exponential - Chart overlays that show the 'average' value over time. Both Simple Moving Averages (SMAs) and Exponential Moving Averages (EMAs) are explained.
• Moving Average Envelopes - A chart overlay consisting of a channel formed from simple moving averages.
• Parabolic SAR- A chart overlay that shows reversal points below prices in an uptrend and above prices in a downtrend.
• Pivot Points- A chart overlay that shows reversal points below prices in an uptrend and above prices in a downtrend.
• Price Channels - A chart overlay that shows a channel made from the highest high and lowest low for a given period of time.
• Volume by Price - A chart overlay with a horizontal histogram showing the amount of activity at various price levels.
• Volume-weighted Average Price (VWAP) - An intraday indicator based on total dollar value of all trades for the current day divided by the total trading volume for the current day.
• ZigZag - A chart overlay that shows filtered price movements that are greater than a given percentage.

• Accumulation Distribution Line - Combines price and volume to show how money may be flowing into or out of a stock.
• Aroon - Uses Aroon Up and Aroon Down to determine whether a stock is trending or not.
• Aroon Oscillator - Measures the difference between Aroon Up and Aroon Down.
• Average Directional Index (ADX) - Shows whether a stock is trending or oscillating.
• Average True Range (ATR) - Measures a stock's volatility.
• BandWidth - Shows the percentage difference between the upper and lower Bollinger Band.
• %B Indicator - Shows the relationship between price and standard deviation bands.
• Commodity Channel Index (CCI) - Shows a stock's variation from its 'typical' price.
• Coppock Curve - An oscillator that uses rate-of-change and a weighted moving average to measure momentum.
• Correlation Coefficient - Shows the degree of correlation between two securities over a given time frame.
• Chaikin Money Flow - Combines price and volume to show how money may be flowing into or out of a stock. Alternative to Accumulation/Distribution Line.
• Chaikin Oscillator - Combines price and volume to show how money may be flowing into or out of a stock. Based on Accumulation/Distribution Line.
• DecisionPoint Price Momentum Oscillator - An advanced momentum indicator that tracks a stock's rate of change.
• Detrended Price Oscillator (DPO) - A price oscillator that uses a displaced moving average to identify cycles.
• Ease of Movement (EMV) - An indicator that compares volume and price to identify significant moves.
• Force Index - A simple price-and-volume oscillator.
• Know Sure Thing (KST) - An indicator that measures momentum in a smooth fashion.
• Mass Index - An indicator that identifies reversals when the price range widens.
• MACD - A momentum oscillator based on the difference between two EMAs.
• MACD-Histogram - A momentum oscillator that shows the difference between MACD and its signal line.
• Money Flow Index (MFI) - A volume-weighted version of RSI that shows shifts is buying and selling pressure.
• Negative Volume Index (NVI) - A cumulative volume-based indicator used to identify trend reversals.
• On Balance Volume (OBV) - Combines price and volume in a very simple way to show how money may be flowing into or out of a stock.
• Percentage Price Oscillator (PPO) - A percentage-based version of the MACD indicator.
• Percentage Volume Oscillator - The PPO indicator applied to volume instead of price.
• Price Relative - Technical indicator that compares the performance of two stocks to each other by dividing their price data.
• Rate of Change (ROC) - Shows the speed at which a stock's price is changing.
• Relative Strength Index (RSI) - Shows how strongly a stock is moving in its current direction.
• StockCharts Technical Ranks (SCTRs) - Our relative ranking system based on a stock's technical strength.
• Slope - Measures the rise-over-run for a linear regression
• Standard Deviation (Volatility) - A statistical measure of a stock's volatility.
• Stochastic Oscillator - Shows how a stock's price is doing relative to past movements. Fast, Slow and Full Stochastics are explained.
• StochRSI - Combines Stochastics with the RSI indicator. Helps you see RSI changes more clearly.
• TRIX - A triple-smoothed moving average of price movements.
• True Strength Index (TSI) - An indicator that measures trend direction and identifies overbought/oversold levels.
• Ulcer Index - An indicator designed to measure market risk or volatility.
• Ultimate Oscillator - Combines long-term, mid-term and short-term moving averages into one number.
• Vortex Indicator - An indicator designed to identify the start of a new trend and define the current trend.
• William %R - Uses Stochastics to determine overbought and oversold levels.

• Introduction to Market Indicators - An in-depth introduction to popular market indicators found on StockCharts.com.

• Market Indicator Dictionary - A complete list of all the market indicators that we track on StockCharts.com.

• Advance-Decline Line - A cumulative breadth indicator derived from Net Advances.
• Advance-Decline Percent - A breadth indicator that measures the percentage of net advances within a particular group, such as an SPDR or index ETF.
• Advance-Decline Volume Line - A cumulative breadth indicator derived from Net Advancing Volume.
• Advance-Decline Volume Percent - A breadth indicator that measures the percentage of net advancing within a particular group, such as an SPDR or index ETF.
• Arms Index (TRIN) - A breadth indicator derived from the AD Ratio and AD Volume Ratio.
• Bullish Percent Index - A breadth indicator derived from the percentage of stocks on PnF buy signals.
• DecisionPoint Climatic Volume Indicator - Measures overbought/oversold short-term climatic volume conditions.
• DecisionPoint Intermediate-Term Breadth Momentum Oscillator - The ITBM gives a different perspective of breadth than the shorter-term McClellan Oscillator.
• DecisionPoint Intermediate-Term Volume Momentum Oscillator - The ITVM gives a different perspective of volume than the shorter-term McClellan Volume Oscillator.
• DecisionPoint Participation Index - Measures the percentage of stocks pushing the upper and lower edge of the short-term trend envelope.
• DecisionPoint Short-Term Volume Oscillator - The 5-day EMA of the DecisionPoint Climactic Volume Indicator.
• DecisionPoint Swenlin Trading Oscillator - Overbought/oversold indicator that can assist in identifying short-term tops and bottoms.
• DecisionPoint Volume Trend Oscillator - Measures overbought/oversold conditions in the intermediate term.
• High-Low Index - The 10-day moving average of the Record High Percent Index, which is a breadth indicator (see below).
• High Low Percent - A breadth indicator that measures the percentage of new new highs within a particular group, such as an SPDR or index ETF.
• McClellan Oscillator - A MACD type oscillator of Net Advances.
• McClellan Summation Index - A cumulative indicator based on the McClellan Oscillator.
• Net New 52-Week Highs - A breadth indicator showing the difference between new highs and new lows. Percentage, cumulative and smoothed versions can be used.
• Percent Above Moving Average - A breadth oscillator that measures the percentage of stocks above a specific moving average.
• Put/Call Ratio - A sentiment indicator found by dividing put volume by call volume.
• Record High Percent Index - A breadth indicator that shows new highs as a percentage of new highs plus new lows.
• Seasonal Charts - A charting tool that shows monthly seasonal patterns on both an absolute and relative basis.
• Volatility Indices - Indicators of implied volatility designed to measure fear and complacency for a range of indices and ETFs.