Do not get lost in the stock market terms and terminologies. Learn them in a short form, before you begin reading about trading.
To fully get to grips with learning the stock market, you first need to understand all the different terms and terminologies that are often used. This is our compressed stock market terms and terminologies page as a guide that you can consult for a glossary that will help you understand the markets better.
Understand Stock Market Terms and Terminologies Used in Everyday Trading
Most of the terms are not used in the day by day trading. We probably used only 5-7 of all the terms in our blogs and notification services. It is important to hear about them and know where to find some information in case you need it.
Advance/Decline Line – (A/D)
Measures the net difference between advancing issues and declining issues and adds it to previous results. This gives an accumulative value which is then plotted on a chart.
Ask
The lowest price being offered by a seller of a security.
Ask size
The total amount being offered at the current ask to sell a particular security.
At the Money
When the option’s strike price is the same as the price of the underlying security.
Averages and Indices
Measures the combined performance of a basket of stocks such as S&P500 or Dow Jones.
Averaging Down
Buying security as it drops resulting in a lower average purchase price.
Bear Market
A market, often measured by the averages, which is in a downtrend e.g. falling stocks.
Bear Trap
Price breaks support and create sell signals. The price then rallies and cancels the sell signal thereby catching all the short sellers on the wrong side.
Bid
The highest price being offered by a buyer of security, stock or index.
Bid Size
The total amount being offered at the current bid to buy a particular security.
Black Box
A computer program designed to trade the market.
Blue Chip Stock
Usually, a stock that is publicly well known and believed to be financially strong.
Breakaway Gap
In general a gap that is not filled immediately as the price continues to move in the direction of the gap.
Bull Market
A market, often measured by the averages, which is an uptrend e.g. rising stocks.
Buying Into Weakness
Buying a stock while it drops instead of buying after it reaches the low point of the movie.
Call option
A call option gives the owner the right, but not the obligation, to buy a security at a predetermined price within a specific time. A call option is bought for leverage or for limiting your risk.
Candlestick
A very old form of Japanese charting. A line (shadow/wick) shows the high/low and a wider body shows opening and closing price.
Chart Analysis
An analysis of security using price action on charts such as highs and lows and support/resistance. Used for the prediction of the direction of the next move.
Choppy Market
A market where the price is moving rapidly up and down without any real trend.
Commission
The fee the broker charges for buying or selling a security on the client’s behalf.
Commodity
Raw materials such as gold, silver, oil or pork bellies.
Correction
This is a decline after an advance where the beginning of the advance is not penetrated. Correction happens usually also in overbought markets.
Day Order
An order that is valid for the day and if unfilled by the market close it will be canceled.
Day Trading
Trading where all positions are cleared before the closing bell.
Divergence
When a trendline on an indicator points in the opposite direction then the trendline is on price. Often seen when price makes a higher high and indicator makes a lower high the trendline above the price will point up and the trendline on the indicator will point down.
Dow Jones Industrial Average
A price-weighted index of 30 blue-chip stocks chosen by Dow Jones & Co. The higher the price the stocks have, the bigger the influence it has on the index.
Dow Theory
A very popular and old trading signal which is given when Dow industrials and Dow Transportation takes out prior swing high/low.
Elliot Wave Theory
A strategy developed by Ralph Nelson Elliot is based on wave counting. He believed price moves in repetitive waves.
Equities
Common or preferred stocks, which represent a part of the ownership of a company.
Exchange-Traded Funds – ETF
A fund that is designed to follow an index/commodity. It can be traded like a stock.
Exhaustion Gap
A gap that is filled and price then continues in the opposite direction of the gap resulting in a reversal of the trend before the gap.
Expiration Date
The date an option expires.
Filters
A set of rules that helps the trader narrow down the number of trades and only focus on those beliefs to be quality trades.
Front Month
The closest month of which a future or option expires.
Fundamental Analysis – FA
Analysis of stock, the market or economy based on news, earnings, forecast, etc.
Futures
Contracts to buy or sell securities at the future date. Often commodities or indexes.
Gap
When the price opens at another price than the previous close.
Good Till Cancel Order – GTC
An order that stays open till either filled or canceled however there is a time limit of 90 days.
Good Till Date Order – GTD
An order that stays open until either filled or until the specified date where it will automatically be canceled.
Hedge
A way to protect your investment. Done by making a transaction that offsets the existing investment.
Hedge Fund
A fund that invests in any available instrument but more aggressively than a mutual fund as the hedge fund is exempt from many rules so it can both short sell, use leverage, etc.
HOD
Abbreviation of High of Day. The highest price where the security traded on that day.
Index
Measures the combined performance of a basket of stocks. Such as S&P500 or Dow Jones, for example.
Indicator
A mathematical formula used to predict the direction of security. Often a derivative of price, but also volume.
Initial Public Offering – IPO
When a company first issue its stock to the public.
Inside Information
Non-public information in a business that could move the price of a stock, should that information made public.
Insider
Anyone in a company who are presumed to have the opportunity to gather inside information concerning that company. Anyone owning more than 10% of the voting stocks of that company is also considered an insider.
Insider Trading
- Legal: When insiders trade the stock of their company and report these trades to the appropriate securities.
- Illegal: Insiders who trade based on inside information.
Investment Advisor
An employee of an investment dealer who advises clients of investment opportunities and/or executes trades for the clients.
Island Reversal
When price gaps up/down and then trades above/below the gap but then the gap goes down/up leaving all the price action unconnected like an island.
Laggard
A stock or sector that underperforms the market.
Leader
A stock or sector that outperforms the market.
Liabilities
A company or a person’s debt. Current liabilities are the debt which is due for payment within one year. Long term liabilities are debt that is due for payment after one year. Detailed information can be found here: https://www.investopedia.com/terms/l/liability.asp
Limit Order
An order to buy or sell a security at a fixed price. Fill will always be at the limit or better.
Line Chart
A chart that draws only using the closing price resulting in a line.
Liquidity
The possibility to buy or sell a security in volume without big price fluctuations. A liquid stock is one with a high daily volume.
LOD
Abbreviation of Low of Day. The lowest price where the security traded on that day.
Long
Owning security.
Margin Account
An account that uses credit from the brokerage firm to buy or sell short securities. The client will be charged interest on the credit. The client will have to deposit a margin amount to get the credit.
Market Capitalization
Also referred to as Market Cap. The total value of a company calculated by multiplying the total amount of shares with the stock price.
Market Maker
A brokerage that’s able to have an ask and bid in the market for any given security to be ready and able to trade at the price. If traded the market maker will supply or receive the given security. Market Makers are providing liquidity in the market and are essential for the market to stay efficient.
Market Order
An order to buy or sell at the best available price at the current price.
Momentum
Speed of a move in price or volume.
Mutual Fund
A fund that invests in any available instrument, stocks, bonds, etc. Mutual fund units can be bought and sold through a brokerage firm.
Nasdaq 100 Index
An index that tracks the 100 biggest stocks on Nasdaq Composite.
Nasdaq Composite Index
A market capitalization-weighted index of over 5000 stocks. The bigger the market cap on the stock the more influence it has on the index.
Net Change
The difference between the previous closing price and the last traded price.
Net Worth
The sum between a company’s or person’s total assets and total liabilities.
NYSE Composite Index
An index that measures the value of all common stocks on NYSE. Often used as a market average.
Offer
The lowest price being offered by a seller of a security.
OHLC bar chart.
A chart where the OHLC is marked. OHLC stands for Open – High – Low – Close.
Open Interest
Shows the number of open options or futures currently being held by people/institutions at the end of the day.
Open Order
An order that stays in the market/system for more than 1 day.
Option
An option gives the owner the right but not the obligation to buy/sell a security at a predetermined price within a specific time. An option is bought/sold for leverage or for limiting your risk.
Order Sends Order – OSO
When a price hits the order/price the broker will automatically place a limit order at a predetermined price.
Overbought
A term used when technical indicators suggest that the price of a security is too high and is bound to fall.
Oversold
A term used when technical indicators suggest that the price of a security is too low and is bound to rise.
Painting the Tape
When a market maker has artificially inflated or deflated price to make security look better or worse than the truth.
Paper Trade
When a trade is not taken with real money but merely “written down” to keep a record. A risk-free way of testing a trading strategy.
Pattern Day Trader
SEC term for traders who trade (buy and sell) more than 4 times a day in any given stock for a period of 5 days and for whom the same-day trades make up of more than 6% of their activity for that period.
Penny Stock
A highly speculative stock priced under $1.00 per share.
Point & Figure Chart
A chart consisting of X’s and O’s and only considers the price. When price climbs, a predetermined amount the chart will plot an X and when the price drops it will plot an O.
Portfolio
The holdings of investments or open trades by a person or institution.
Price/Earnings Ratio – P/E Ratio
P/E Ratio shows the stock price divided with the company’s earnings per share. It makes it easy to compare to other stocks.
Proxy
When a stock follows a sector, index or commodity so close that you can substitute it for the other.
Pull Back
A relatively small drop in price in a prevailing uptrend.
Put Option
A put option gives the owner the right but not the obligation to sell a security at a predetermined price within a specific time. A put option is sold for leverage or for limiting your risk.
Range-Bound Trading
A strategy where the trader will be looking to trade securities trading in a channel, either sideways or trending channel.
Relative Strength Comparison
A comparison of a security’s trend with for example the market or sector to see whether it’s underperforming or outperforming.
Resistance
A level where price seems to run into too much supply so price stalls and possibly reverse down.
Reversal
The price suddenly changes direction and reverse before the trend.
Risk/Reward
A calculation of the potential loss vs. potential gain in a trade.
Run Away Gap
A gap that is not filled immediately as the price continues to move in the direction of the gap.
Russel 2000
An index that tracks 2000 small-cap stocks.
S&P 500
An index that lists the 500 largest stocks in the United States. One of the most popular indexes.
S/R
Abbreviation for support/resistance.
Seat
Membership on a stock exchange. Often mentioned as owning a seat on the exchange. This membership gives certain benefits such as lower commissions.
Sector
A group of stocks that generate revenue from similar areas.
Selling Into Strength
Selling a stock while it is still advancing instead of selling after reaching the high point of the movie.
Securities
Proof of ownership of various investment products, stocks, bonds, etc.
Securities and Exchange Commission – SEC
The regulatory body for security trades in the United States.
Settlement
When the seller delivers the security to the buyer and the buyer pays the seller.
Settlement Date
The date where the settlement has to take place.
ShakeOut
An incident where traders/investors are scared out of a position only to see it move in the right direction.
Short Interest
The total amount of stocks sold short by traders; privately or institutions.
Short Selling
Speculating that the security will drop in value by selling a not yet owned security and then looking to buy it back at a lower price. The short seller then returns the borrowed securities.
Sideways Market
A market where the price is no longer making higher highs/higher low or lower low/lower highs.
Spread
The difference between bid and ask of security.
Stop Loss
The price that triggers your order (often market order but limit order is used too) for exiting your position.
Strike Price
The price of the underlying security an option owner can buy or sell at.
Support
A level where price seems to run into too much demand so price stalls and possibly reverse up.
Swing Trading
Buying and selling positions for the intention of holding two days or more. Looking for quick gains.
Technical Analysis
An analysis of security using charts with various indicators plotted. Used for the prediction of the direction of the next move.
Thin Market
An illiquid market where there are few bids and offers. Slippage often occurs in these markets.
Tick
Minimum spread between the bid and ask. It can be a cent or a dollar etc.
Ticker Tape
Shows completed trades.
Times & Sales
Shows reasoned trades, price, size and time.
Top-Down Approach
Analysis divided up into three steps. The first analysis of the overall market, then the sectors and finally the individual stocks.
Trading Session
The time where the exchange is open for trading.
Trailing Stop
A stop-loss that is being moved with the trade as price moves. In a long trade, the stop would be moved up and in a short trade, the stop loss would be moved down. Never move to stop against the direction of the trade.
Trend
Price either makes higher highs/higher lows or lower lows/lower highs.
Volatility
Measurement of price fluctuations and often measured in percentage. Therefore when traders talk about increased volatility they are referring to price moving up and down rather fast.
Volume
The number of shares or futures traded over a specific period.
Washout Day
Also known as Flush Out Day. When a decline ends with a high volume bar that “washes out” all the sellers. Buyers take over and the stock can climb again.
Whipsaw
Trading signal is reversed shortly after appearing resulting in a close of the trade.