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Average true range
Average true range (ATR) is a technical analysis volatility indicator originally developed by J. Welles Wilder, Jr. for commodities. The indicator does not provide an indication of price trend, simply the degree of price volatility.
FinanceCandlestick chart
A candlestick chart (also called Japanese candlestick chart or K-line) is a style of financial chart used to describe price movements of a security, derivative, or currency.
Trading basicsCandlestick pattern
In financial technical analysis, a candlestick pattern is a movement in prices shown graphically on a candlestick chart that some believe can help to identify repeating patterns of a particular market movement. The recognition of the pattern is subjective and programs that are used for charting have to rely on predefined rules to match the pattern. There are 42 recognized patterns that c
Trading basicsChart pattern
A chart pattern or price pattern is a pattern within a chart when prices are graphed. In stock and commodity markets trading, chart pattern studies play a large role during technical analysis. When data is plotted there is usually a pattern which naturally occurs and repeats over a period. Chart patterns are used as either reversal or continuation signals.
FinanceCollar (finance)
In finance, a collar is an option strategy that limits the range of possible positive or negative returns on an underlying to a specific range. A collar strategy is used as one of the ways to hedge against possible losses and it represents long put options financed with short call options. The collar combines the strategies of the protective put and the covered call.
Trading basicsContrarian investing
Contrarian investing is an investment strategy that is characterized by purchasing and selling in contrast to the prevailing sentiment of the time.
Trading basicsCurrency strength index
Currency strength index expresses the index value of currency. For economists, it is often calculated as purchasing power, while for financial traders, it can be described as an indicator, reflecting many factors related to the currency; for example, fundamental data, overall economic performance or interest rates. It can also be calculated from the currency in relation to other currenci
FinanceDead cat bounce
In finance, a dead cat bounce is a small, brief recovery in the price of a declining asset. Derived from the idea that "even a dead cat will bounce if it falls from a great height", the phrase is also popularly applied to any case where a subject experiences a brief resurgence during or following a severe decline. This may also be known as a "sucker rally".
Trading basicsDogs of the Dow
The Dogs of the Dow is an investment strategy popularized by Michael B. O'Higgins in a 1991 book and his Dogs of the Dow website. It is a form of dividend investing.
Trading basicsDonchian channel
The Donchian channel is an indicator used in market trading developed by Richard Donchian. It is formed by taking the highest high and the lowest low of the last n periods. The area between the high and the low is the channel for the period chosen.
Trading basicsDow theory
The Dow theory on stock price movement is the precursor to technical analysis and is also part of modern technical analysis. The theory was derived from 255 editorials in The Wall Street Journal written by Charles H. Dow (1851–1902), journalist, founder and first editor of The Wall Street Journal and co-founder of Dow Jones & Company. Following Dow's death, William Peter Hamilton, Robe
FinanceEase of movement
Ease of movement (EMV) is an indicator used in technical analysis to relate an asset's price change to its volume. Ease of Movement was developed by Richard W. Arms, Jr. and highlights the relationship between volume and price changes and is particularly useful for assessing the strength of a trend. High positive values indicate the price is increasing on low volume: strong negative valu
Trading basicsElliott wave principle
The Elliott wave principle, or Elliott wave theory, is a form of technical analysis that helps financial traders analyze market cycles and forecast market trends by identifying extremes in investor psychology and price levels, such as highs and lows, by looking for patterns in prices. Ralph Nelson Elliott (1871–1948), an American accountant, developed a model for the underlying social pr
Trading basicsFibonacci retracement
In finance, Fibonacci retracement is a method of technical analysis for determining support and resistance levels. It is named after the Fibonacci sequence of numbers, whose ratios provide price levels to which markets tend to retrace a portion of a move, before a trend continues in the original direction.
Securities & exchangesGlossary of stock market terms
Following is a glossary of stock market terms.
Trading basicsHead and shoulders (chart pattern)
On the technical analysis chart, the head and shoulders formation occurs when a market trend is in the process of reversal either from a bullish or bearish trend; a characteristic pattern takes shape and is recognized as reversal formation.
Trading basicsInvestment
Investment is traditionally defined as the "commitment of resources into something expected to gain value over time". If an investment involves money, then it can be defined as a "commitment of money to receive more money later". From a broader viewpoint, an investment can be defined as "to tailor the pattern of expenditure and receipt of resources to optimise the desirable patterns of t
FinanceKagi chart
The Kagi chart (Japanese: かぎ足, romanized: kagiashi) is a chart used for tracking price movements and to make decisions on purchasing stock. It differs from traditional stock charts such as the Candlestick chart by being mostly independent of time. This feature aids in producing a chart that reduces random noise.
Trading basicsKeltner channel
Keltner channel is a technical analysis indicator showing a central moving average line plus channel lines at a distance above and below. The indicator is named after Chester W. Keltner (1909–1998) who described it in his 1960 book How To Make Money in Commodities. This name was applied by those who heard about it from him, but Keltner called it the ten-day moving average trading rule an
FinanceLine break chart
A line break chart, also known as a three-line break chart, is a Japanese trading indicator and chart used to analyze the financial markets. Invented in Japan, these charts had been used for over 150 years by traders there before being popularized by Steve Nison in the book Beyond Candlesticks. The chart is made up of vertical blocks or bars called "lines", which indicate the market's di
Trading basicsMACD
The Moving Average Convergence Divergence (MACD) is a trading indicator used in technical analysis of securities prices, created by Gerald Appel in the late 1970s. It is designed to reveal changes in the strength, direction, momentum, and duration of a trend in a stock's price.
Trading basicsMarket Rules to Remember
Market Rules to Remember is a list of ten cautionary rules for investors that was written in 1998 by the then-retired Chief Market Analyst at Merrill Lynch, Bob Farrell. The rules became iconic on Wall Street and are frequently reprinted in leading financial advisory publications.
FinanceMcClellan oscillator
The McClellan oscillator is a market breadth indicator used in technical analysis by financial analysts of the New York Stock Exchange to evaluate the balance between the advancing and declining stocks. The McClellan oscillator is based on the Advance-Decline Data and it could be applied to stock market exchanges, indexes, portfolio of stocks or any basket of stocks.
Securities & exchangesMoney flow index
The money flow index (MFI) is an oscillator that ranges from 0 to 100. It is used to show the money flow (an approximation of the dollar value of a day's trading) over several days.
Trading basicsMoving average
In statistics, a moving average (rolling average or running average or moving mean or rolling mean) is a calculation to analyze data points by creating a series of averages of different selections of the full data set. Variations include: simple, cumulative, or weighted forms.
FinanceOpen-high-low-close chart
An open-high-low-close chart (OHLC), also called OHLC bar chart, 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, e.g., one day or one hour. Tick marks project from each side of the line indicating th
FinancePivot point (technical analysis)
In financial markets, a pivot point is a price level that is used by traders as a possible indicator of market movement. A pivot point is calculated as an average of significant prices (high, low, close) from the performance of a market in the prior trading period. If the market in the following period trades above the pivot point it is usually evaluated as a bullish sentiment, whereas
FinancePoint and figure chart
Point and figure (P&F) is a charting technique used in technical analysis. Point and figure charting does not plot price against time as time-based charts do. Instead it plots price against changes in direction by plotting a column of Xs as the price rises and a column of Os as the price falls.
FinancePut/call ratio
In finance the put/call ratio (or put-call ratio, PCR) is a technical indicator demonstrating investor sentiment. The ratio represents a proportion between all the put options and all the call options purchased on any given day. The put/call ratio can be calculated for any individual stock, as well as for any index, or can be aggregated. For example, Cboe volume and put/call ratio data i
Trading basicsStochastic oscillator
Stochastic oscillator is a momentum indicator within technical analysis that uses support and resistance levels as an oscillator. George Lane developed this indicator in the late 1950s. The term stochastic refers to the point of a current price in relation to its price range over a period of time. This method attempts to predict price turning points by comparing the closing price of a
Fiat currenciesTechnical analysis
In finance, technical analysis is an analysis methodology for analysing and forecasting the direction of prices through the study of past market data, primarily price and volume. As a type of active management, it stands in contradiction to much of modern portfolio theory. The efficacy of technical analysis is disputed by the efficient-market hypothesis, which states that stock market pr
FinanceTechnical indicator
In technical analysis in finance, a technical indicator is a mathematical calculation based on historic price, volume, or (in the case of futures contracts) open interest information that aims to forecast financial market direction. Technical indicators are a fundamental part of technical analysis and are typically plotted as a chart pattern to try to predict the market trend. Indicator
FinanceTRIN (finance)
The TRIN, or Arms index, developed by Richard Arms in the 1970s, is a short-term technical analysis stock market trading indicator based on the Advance-Decline Data. The name is short for TRading INdex. The index is calculated as follows:
Trading basicsUltimate oscillator
The ultimate oscillator is a theoretical concept in finance developed by Larry Williams as a way to account for the problems experienced in most oscillators when used over different lengths of time.
Securities & exchangesVIX
VIX is the ticker symbol and popular name for the Chicago Board Options Exchange's CBOE Volatility Index, a popular measure of the stock market's expectation of volatility based on S&P 500 index options. It is calculated and disseminated on a real-time basis by the CBOE, and is often referred to as the fear index or fear gauge.
FinanceVolatility (finance)
In finance, volatility (usually denoted by "σ") is the degree of variation of a trading price series over time, usually measured by the standard deviation of logarithmic returns.
FinanceVolume (finance)
In capital markets, volume, or trading volume, is the amount (total number) of a security (or a given set of securities, or an entire market) that was traded during a given period of time. In the context of a single stock trading on a stock exchange, the volume is commonly reported as the number of shares that changed hands during a given day. The transactions are measured on stocks, bon
Trading basicsVortex indicator
The Vortex Indicator is a technical indicator invented by Etienne Botes and Douglas Siepman to identify the start of a new trend or the continuation of an existing trend within financial markets. It was published in the January 2010 edition of Technical Analysis of Stocks & Commodities.
Securities & exchangesWarren Buffett
Warren Edward Buffett ( BUFF-it; born August 30, 1930) is an American investor and philanthropist who is the chairman emeritus and former CEO of the conglomerate Berkshire Hathaway. As a result of his success, Buffett is one of the best-known investors in the world. According to Forbes, as of January 2026, Buffett's estimated net worth stood at US$148.9 billion, making him the ninth-rich