Investing Glossary
Short, plain-English definitions for terms you'll run into across market commentary and investing research. This glossary is a reference, not investment advice.
A
- Anchoring
- The tendency to rely too heavily on the first number you saw — such as the price you paid or a stock's past high — when judging what something is worth now.
- Asset Allocation
- The way a portfolio is divided among broad categories of investments, such as stocks, bonds, and cash, generally driven by an investor's time horizon and risk tolerance.
- Asset Class
- A broad grouping of investments that share similar characteristics and tend to behave similarly in the market, such as equities, fixed income, real estate, or cash.
B
- Bear Market
- A sustained decline of 20% or more from a recent market high, typically accompanied by widespread pessimism.
- Blockchain
- A shared, cryptographically linked record of transactions maintained across many independent computers rather than by a single central authority.
- Blue-Chip Stock
- Shares of a large, well-established, and typically financially stable company with a long track record of operation.
- Bond
- A debt instrument in which an investor loans money to a government or company in exchange for periodic interest payments and the return of principal at maturity.
- Bull Market
- A sustained period of rising prices, typically accompanied by investor optimism and above-average economic growth.
C
- Call Option
- A contract giving its buyer the right, but not the obligation, to buy an underlying asset at a set strike price before or at expiry.
- Capital Gain
- The profit realized when an investment is sold for more than its original purchase price.
- Compounding
- The process by which investment returns generate their own additional returns over time, causing growth to accelerate the longer money stays invested.
- Confirmation Bias
- Seeking out and giving more weight to information that supports what you already believe, while discounting evidence against it.
- Correction
- A decline of 10% to 20% in a market index or security from a recent high, generally considered a normal part of market cycles.
D
- Disposition Effect
- The observed tendency of investors to sell investments that have risen too early and hold on to investments that have fallen for too long.
- Diversification
- The practice of spreading investments across different assets, sectors, or geographies to reduce exposure to the poor performance of any single holding.
- Dividend
- A portion of a company's earnings distributed to shareholders, usually paid in cash on a quarterly basis.
- Dividend Yield
- A company's annual dividend per share divided by its current share price, expressed as a percentage.
- Dollar-Cost Averaging
- An investment strategy of investing a fixed amount of money at regular intervals, regardless of the asset's price at each interval.
E
- ETF (Exchange-Traded Fund)
- A fund that holds a basket of securities and trades on an exchange throughout the day, much like an individual stock.
- Expense Ratio
- The annual fee a fund charges its investors, expressed as a percentage of assets under management, covering management and operating costs.
- Expiry Date
- The date on which a derivatives contract (futures or options) stops trading and is settled, either in cash or through delivery of the underlying asset.
F
- FOMO (Fear of Missing Out)
- Anxiety that others are profiting from something you are not part of, which can push people to buy after a large rise without their usual checks.
- Futures Contract
- A standardized agreement to buy or sell an underlying asset at a predetermined price on a specified future date.
H
- Herd Behaviour
- Following what many other investors are doing rather than relying on your own analysis, which can amplify booms and sell-offs.
I
- Index Fund
- A fund designed to track the performance of a specific market index, such as the S&P 500, by holding the same or similar securities in similar proportions.
- Inflation
- The rate at which the general level of prices for goods and services rises over time, eroding the purchasing power of a given amount of money.
L
- Leverage
- The use of borrowed capital or a margin deposit to control a position larger than the cash actually put up, which amplifies both potential gains and potential losses.
- Liquidity
- How quickly and easily an asset can be bought or sold in the market without significantly affecting its price.
- Loss Aversion
- The finding from behavioural research that losses tend to feel more painful than gains of the same size feel good, which can lead to overly cautious or panicky decisions.
M
- Margin
- The amount of capital an investor must deposit to open and maintain a leveraged position, such as a futures contract, as opposed to paying the asset's full value.
- Market Capitalization
- The total value of a company's outstanding shares, calculated by multiplying the current share price by the number of shares outstanding.
- Mental Accounting
- Treating money differently depending on where it came from or which mental 'bucket' it sits in, even though every rupee is interchangeable.
- Mutual Fund
- A pooled investment vehicle that collects money from many investors to purchase a diversified portfolio of securities, priced once per day after markets close.
O
- Options Contract
- A contract giving its buyer the right, but not the obligation, to buy (a call) or sell (a put) an underlying asset at a set price before or at expiry.
- Overconfidence
- Overestimating your own knowledge or ability to predict outcomes, often linked in research to trading more frequently and earning less after costs.
P
- P/E Ratio (Price-to-Earnings)
- A valuation measure calculated by dividing a company's share price by its earnings per share, often used to gauge how expensive a stock is relative to its profits.
- Paper Trading
- Practicing buying and selling with simulated, virtual money rather than real funds — used to learn how markets and order mechanics work without financial risk.
- Portfolio Rebalancing
- The process of buying or selling assets within a portfolio to restore its allocation to a previously set target mix after market movements have caused it to drift.
- Put Option
- A contract giving its buyer the right, but not the obligation, to sell an underlying asset at a set strike price before or at expiry.
R
- Recency Bias
- Giving too much weight to recent events and assuming they will continue, such as expecting a recent strong rally or sharp fall to carry on.
- Risk Tolerance
- An investor's personal capacity and willingness to endure fluctuations in the value of their investments in pursuit of potential returns.
S
- Sector
- A grouping of companies that operate in the same broad area of the economy, such as technology, healthcare, or energy.
- Strike Price
- The fixed price at which an options contract allows its holder to buy (call) or sell (put) the underlying asset.
- Sunk Cost Fallacy
- Continuing with a decision because of what you've already put into it, rather than judging it on what is likely to happen from here.
T
- Time Horizon
- The length of time an investor expects to hold an investment before needing to access the funds, a key input into asset allocation decisions.
- Total Return
- The overall gain or loss on an investment over a period, combining both price appreciation (or decline) and any income received, such as dividends or interest.
V
- Volatility
- A statistical measure of how much the price of an asset fluctuates over time; higher volatility generally reflects larger and more frequent price swings.
Y
- Yield Curve
- A line plotting interest rates of bonds with equal credit quality but differing maturity dates, widely watched as an indicator of economic expectations.