Stock Market & Investment Terms Glossary (319+ Terms)

Q: What is the stock market in simple terms?

The stock market is a network of exchanges, such as the NSE and BSE in India, where shares of publicly listed companies are bought and sold, letting companies raise capital and investors own a share of future profits and growth.

Q: What is the best way to learn stock market terminology as a beginner?

Start with foundational vocabulary such as shares, market capitalisation, indices, and order types before moving to fundamental and technical analysis terms, ideally alongside real company filings and charts.

Q: Is this investment encyclopedia relevant to the Indian stock market specifically?

Yes, definitions throughout reference Indian market infrastructure and regulation such as SEBI, NSE, BSE, RBI, NSDL/CDSL, and the T+1 settlement cycle, alongside globally used investment terms.

Stock Market & Investment Terms Glossary (319+ Terms) | Zumedha Equity Research

Total Terms

319

Categories at a Glance

28 Basic Market ConceptsThe foundational vocabulary every investor encounters before placing a first trade. 15 Market Participants & StructureThe institutions, intermediaries, and investor categories that make up the market ecosystem. 20 Order Types & Trading MechanicsHow buy and sell instructions actually work once they reach the exchange. 25 Technical AnalysisTools used to study price and volume patterns to forecast future price movement. 35 Fundamental Analysis & Financial RatiosMetrics used to evaluate a company's financial health, profitability, and relative valuation. 18 Financial StatementsThe core reports companies publish that fundamental analysis is built on. 14 Valuation MethodsFrameworks used to estimate what a business or its shares are actually worth. 26 Derivatives — Futures, Options & F&OContracts whose value is derived from an underlying asset, used for hedging and speculation. 25 Mutual Funds & Managed InvestingPooled investment vehicles and the vocabulary used to evaluate them. 15 IPO & Primary MarketsHow companies raise capital by first offering shares to the public. 13 Corporate ActionsEvents initiated by a company that directly affect its shareholders and share count. 15 Risk Management & Portfolio ConceptsIdeas that help investors think about, measure, and control the downside of investing. 20 Macroeconomics & Monetary PolicyThe broader economic backdrop that drives markets, rates, and corporate earnings. 14 Regulatory Bodies & Market InfrastructureThe oversight framework and back-office plumbing that keeps markets orderly. 10 Indices & BenchmarksThe composite gauges used to track and compare overall market performance. 15 Bonds & Fixed IncomeDebt instruments and the terminology used to evaluate them. 11 Behavioural Finance & Market PsychologyHow psychology and crowd behaviour shape investor decisions and market cycles.

A–Z Quick Index

Basic Market Concepts

The foundational vocabulary every investor encounters before placing a first trade.

Equity

Ownership capital of a company represented by shares. Also used broadly to refer to the stock market asset class as a whole, as in "equity investing."

Stock Exchange

An organised, regulated marketplace — such as the NSE or BSE in India — where buyers and sellers trade listed securities through registered intermediaries.

NSE (National Stock Exchange)

India's largest stock exchange by trading volume, headquartered in Mumbai, known for its benchmark index, the Nifty 50.

BSE (Bombay Stock Exchange)

Asia's oldest stock exchange, established in 1875, home to the Sensex, India's oldest equity benchmark index.

SEBI

The Securities and Exchange Board of India — the primary regulator of India's securities markets, responsible for investor protection, market integrity and regulating intermediaries.

Depository

An institution (NSDL or CDSL in India) that holds securities in electronic (dematerialised) form on behalf of investors, similar to how a bank holds money.

Demat Account

An account that holds an investor's shares and other securities in electronic form, eliminating the need for physical share certificates.

Trading Account

An account with a stockbroker used to place buy and sell orders on the exchange; works alongside a demat account and a linked bank account.

Broker

A SEBI-registered intermediary (individual or firm) authorised to execute buy and sell orders on an exchange on behalf of clients, in exchange for a brokerage fee.

Bull Market

A sustained period of rising prices across the market, typically accompanied by investor optimism and economic growth.

Bear Market

A sustained period of falling prices (conventionally a decline of 20% or more from recent highs), usually accompanied by pessimism and economic weakness.

Bull

An investor who expects prices to rise and positions themselves to profit from that rise, typically by buying.

Bear

An investor who expects prices to fall and positions themselves to profit from that decline, typically by short-selling.

Portfolio

The collection of financial assets — stocks, bonds, mutual funds, and other instruments — held by an investor.

Diversification

Spreading investments across different assets, sectors, or geographies to reduce the risk that any single investment's poor performance significantly damages overall returns.

Asset Allocation

The strategy of dividing an investment portfolio among different asset classes (equity, debt, gold, cash) based on goals, time horizon, and risk appetite.

Liquidity

How easily an asset can be bought or sold in the market without materially affecting its price; a highly liquid stock has high trading volumes and tight bid-ask spreads.

Market Capitalisation

The total market value of a company's outstanding shares, calculated as share price multiplied by the number of shares outstanding.

Large-cap / Mid-cap / Small-cap

Classifications of listed companies by market capitalisation size; in India, SEBI defines the top 100 companies as large-cap, the next 150 as mid-cap, and the rest as small-cap.

Blue-chip Stock

Shares of a large, financially sound, and well-established company with a long history of stable earnings and often reliable dividends.

Penny Stock

A stock trading at a very low price, typically of a small or micro-cap company, generally associated with higher volatility, lower liquidity, and higher speculative risk.

Face Value

The nominal or par value assigned to a share at issuance (e.g., ₹1, ₹2, or ₹10 in India), used for accounting purposes and distinct from its market price.

Book Value

The net worth of a company (total assets minus total liabilities) as recorded on its balance sheet, often expressed per share as Book Value Per Share.

Intrinsic Value

An estimate of a security's true underlying worth based on fundamentals such as cash flows and assets, independent of its current market price.

Circuit Breaker / Price Band

Exchange-imposed limits that halt trading or cap the price movement of a stock or the market for a session once a specified percentage move is triggered, to curb excessive volatility.

Lot Size

The minimum quantity of a security (especially in derivatives) that can be bought or sold in a single contract.

Free Float

The proportion of a company's total shares that are available for trading by the public, excluding promoter, government, and other locked-in holdings.

Market Participants & Structure

The institutions, intermediaries, and investor categories that make up the market ecosystem.

FII / FPI (Foreign Institutional / Portfolio Investor)

Overseas entities such as pension funds, hedge funds, and sovereign funds that invest in Indian securities; a major swing factor in Indian market liquidity and sentiment.

DII (Domestic Institutional Investor)

India-based institutions — mutual funds, insurance companies, banks, pension funds — that invest in domestic securities; often act as a stabilising counterweight to FII flows.

Retail Investor

An individual investor who buys and sells securities for their personal account, typically in smaller quantities than institutions.

HNI (High Net-worth Individual)

An individual investor with substantial investable wealth, often subject to different application categories in IPOs and different service offerings from brokers.

Promoter

The founder(s) or controlling shareholder(s) of a company who typically hold significant equity and exercise control over management and strategic direction.

Market Maker

A trading firm or individual that continuously quotes both buy and sell prices for a security, providing liquidity to the market and profiting from the bid-ask spread.

Custodian

An institution that holds and safeguards securities and other assets on behalf of large investors such as mutual funds and FPIs.

Registrar and Transfer Agent (RTA)

An entity (such as KFin Technologies or Link Intime in India) that maintains records of shareholders, processes transfers, and handles corporate action payouts on behalf of listed companies.

Clearing Corporation

An entity (such as NSCCL or ICCL in India) that acts as a central counterparty, guaranteeing settlement of trades and managing counterparty risk between buyers and sellers.

Stock Broker / Sub-broker

A registered member of an exchange (or an authorised agent of one) that provides investors access to trade on the exchange.

Investment Bank

A financial institution that helps companies raise capital through IPOs and bond issuances, and advises on mergers, acquisitions, and other corporate transactions.

Merchant Banker

A SEBI-registered entity that manages public issues (IPOs, FPOs) on behalf of issuing companies, including due diligence, pricing, and regulatory compliance.

Asset Management Company (AMC)

A company (such as HDFC AMC or SBI Mutual Fund) that pools money from investors and manages it through mutual fund schemes in exchange for a management fee.

Rating Agency

An organisation (such as CRISIL, ICRA, or CARE in India) that assesses and assigns credit ratings to companies and debt instruments, indicating relative creditworthiness.

Stock Exchange Board / Listing

The process by which a company's shares are admitted for trading on a stock exchange after meeting the exchange's eligibility and disclosure requirements.

Order Types & Trading Mechanics

How buy and sell instructions actually work once they reach the exchange.

Market Order

An order to buy or sell a security immediately at the best available current price, prioritising speed of execution over price certainty.

Limit Order

An order to buy or sell a security only at a specified price or better, prioritising price control over guaranteed execution.

Stop-Loss Order

An order that automatically triggers a market or limit sell (or buy, for short positions) once a security reaches a specified price, used to limit losses.

Bid Price

The highest price a buyer is currently willing to pay for a security.

Ask Price / Offer Price

The lowest price a seller is currently willing to accept for a security.

Bid-Ask Spread

The difference between the bid and ask price; a narrower spread generally indicates higher liquidity and lower implicit trading cost.

Volume

The total number of shares of a security traded during a given period, used as an indicator of interest and liquidity.

Intraday Trading

Buying and selling a security within the same trading session, with all positions squared off before market close.

Delivery Trading

Buying shares with the intention of taking actual delivery into a demat account and holding them beyond the trading day, as opposed to intraday trading.

Margin Trading

Borrowing funds from a broker to buy securities, using existing holdings or cash as collateral, which amplifies both potential gains and losses.

Leverage

The use of borrowed capital or derivatives to increase the size of a position beyond what could be taken with available cash, magnifying both returns and risk.

Short Selling

Selling a security one does not own (borrowed from a broker) in anticipation of buying it back later at a lower price to profit from a decline.

Squaring Off

Closing an open trading position by executing an offsetting transaction — selling what was bought, or buying back what was sold short.

Settlement (T+1)

The process of transferring securities and funds between the buyer's and seller's accounts after a trade; the Indian market operates on a T+1 cycle, settling one business day after the trade date.

Contract Note

A legally mandated document issued by a broker confirming the details, price, and charges of an executed trade.

Rolling Settlement

A settlement system in which trades executed on a given day are settled after a fixed number of business days, as opposed to settling all trades within a fixed period.

Auction (Exchange)

A mechanism used by the exchange to buy securities on behalf of a seller who failed to deliver shares by the settlement date, at the seller's cost.

Pre-open Session

A short window before regular trading hours during which orders are collected and matched to determine an equilibrium opening price, reducing opening-price volatility.

Circuit Filter

The maximum percentage a stock's price is allowed to move up or down in a single session before trading is halted, set individually for each security by the exchange.

Algorithmic Trading

The use of computer programs to execute trades automatically based on predefined rules covering price, timing, volume, or other market variables.

Technical Analysis

Tools used to study price and volume patterns to forecast future price movement.

Technical Analysis

The study of historical price and volume data, typically through charts and indicators, to identify patterns and forecast future price movements.

Candlestick Chart

A chart type showing a security's open, high, low, and close prices for a given period as a series of "candles," widely used to read short-term sentiment.

Support

A price level at which a falling stock has historically tended to find buying interest and reverse or pause its decline.

Resistance

A price level at which a rising stock has historically tended to face selling pressure and reverse or pause its advance.

Trend Line

A straight line drawn across a chart connecting a series of highs or lows, used to visualise the direction of price movement.

Moving Average (MA)

The average price of a security over a specified number of past periods, recalculated continuously to smooth out short-term price fluctuations and reveal trend direction.

SMA (Simple Moving Average)

A moving average calculated by taking the unweighted arithmetic mean of prices over a set number of periods.

EMA (Exponential Moving Average)

A moving average that gives greater weight to more recent prices, making it more responsive to new information than a simple moving average.

RSI (Relative Strength Index)

A momentum oscillator, scaled 0-100, that measures the speed and magnitude of recent price changes to identify overbought (typically above 70) or oversold (typically below 30) conditions.

MACD (Moving Average Convergence Divergence)

A trend-following momentum indicator that shows the relationship between two exponential moving averages of a security's price, used to spot changes in momentum and trend direction.

Bollinger Bands

A volatility indicator consisting of a moving average with two bands plotted at a set number of standard deviations above and below it, widening and narrowing as volatility changes.

Fibonacci Retracement

A technical tool that uses horizontal lines at key Fibonacci ratios (such as 38.2%, 50%, 61.8%) to identify potential support and resistance levels during a price pullback.

Head and Shoulders Pattern

A chart pattern resembling three peaks (a higher central peak flanked by two lower ones) generally interpreted as signalling a trend reversal from bullish to bearish.

Double Top / Double Bottom

Chart patterns showing a price reaching a similar high (double top) or low (double bottom) twice, often interpreted as signalling a reversal of the prior trend.

Breakout

A price move above a resistance level or below a support level, typically accompanied by increased volume, often interpreted as the start of a new directional move.

Volume-Weighted Average Price (VWAP)

The average price of a security over a trading session, weighted by the volume traded at each price, often used as an intraday benchmark.

Gap Up / Gap Down

A situation where a security opens significantly above (gap up) or below (gap down) its previous close, leaving a visible gap on the price chart.

Trend (Uptrend / Downtrend / Sideways)

The general direction of a security's price over time: a series of higher highs and higher lows (uptrend), lower highs and lower lows (downtrend), or a range-bound market (sideways).

Overbought / Oversold

Conditions in which a security's price is considered to have risen (overbought) or fallen (oversold) too far too fast relative to its underlying value, based on momentum indicators.

Open Interest

The total number of outstanding derivative contracts (futures or options) that have not yet been settled or closed, used as a gauge of market participation and conviction.

ATR (Average True Range)

A volatility indicator that measures the average range between the high and low of a security over a specified period, without regard to price direction.

Elliott Wave Theory

A technical analysis approach suggesting that market prices move in repetitive, identifiable wave patterns driven by investor psychology and crowd sentiment.

Chart Pattern

A recognisable formation on a price chart — such as triangles, flags, or wedges — believed to indicate the probable future direction of price movement.

Volatility

A statistical measure of the dispersion of returns for a security, indicating how sharply and how often its price fluctuates.

Beta

A measure of a stock's volatility relative to the overall market; a beta above 1 indicates higher volatility than the market, and below 1 indicates lower volatility.

Fundamental Analysis & Financial Ratios

Metrics used to evaluate a company's financial health, profitability, and relative valuation.

Fundamental Analysis

The study of a company's financial statements, business model, industry position, and macroeconomic environment to estimate its intrinsic value and investment worthiness.

P/E Ratio (Price-to-Earnings)

A valuation ratio comparing a company's current share price to its earnings per share, indicating how much investors are willing to pay per rupee of earnings.

P/B Ratio (Price-to-Book)

A valuation ratio comparing a company's market price per share to its book value per share, often used to assess whether a stock is cheap or expensive relative to its net assets.

PEG Ratio

The P/E ratio divided by the company's expected earnings growth rate, used to assess whether a stock's valuation is justified relative to its growth prospects.

Dividend Yield

Annual dividend per share divided by the current share price, expressed as a percentage, indicating the cash return an investor receives relative to the stock price.

Dividend Payout Ratio

The proportion of net profit a company distributes to shareholders as dividends, with the remainder retained for reinvestment.

ROE (Return on Equity)

Net profit divided by shareholders' equity, measuring how efficiently a company generates profit from the capital shareholders have invested.

ROCE (Return on Capital Employed)

Operating profit (EBIT) divided by capital employed (total assets minus current liabilities), measuring how efficiently a company uses both debt and equity capital to generate profit.

ROA (Return on Assets)

Net profit divided by total assets, indicating how efficiently a company converts its asset base into profit.

Debt-to-Equity Ratio

Total debt divided by shareholders' equity, indicating the extent to which a company finances its operations through borrowing relative to owned funds.

Current Ratio

Current assets divided by current liabilities, a liquidity measure indicating a company's ability to meet short-term obligations.

Quick Ratio (Acid-Test Ratio)

Current assets excluding inventory, divided by current liabilities, a stricter liquidity measure than the current ratio.

Interest Coverage Ratio

EBIT divided by interest expense, indicating how comfortably a company can pay interest on its outstanding debt from its operating earnings.

Operating Margin

Operating profit divided by revenue, expressed as a percentage, indicating profitability from core operations before interest and tax.

Net Profit Margin

Net profit divided by total revenue, expressed as a percentage, indicating how much of every rupee of sales converts into bottom-line profit.

Gross Margin

Gross profit (revenue minus cost of goods sold) divided by revenue, indicating profitability before operating expenses, interest, and tax.

EBITDA

Earnings Before Interest, Tax, Depreciation, and Amortisation — a measure of operating profitability that excludes non-cash and financing/tax effects, often used to compare companies with different capital structures.

EBIT

Earnings Before Interest and Tax — operating profit that reflects a company's earning power from operations, before the effect of financing and tax decisions.

Asset Turnover Ratio

Revenue divided by total assets, measuring how efficiently a company uses its assets to generate sales.

Inventory Turnover Ratio

Cost of goods sold divided by average inventory, indicating how many times a company sells and replaces its inventory over a period.

Receivables Turnover / Days Sales Outstanding

Measures of how efficiently a company collects payment from customers; Days Sales Outstanding converts turnover into the average number of days receivables remain uncollected.

Working Capital

Current assets minus current liabilities, representing the short-term liquid resources a company has available to fund day-to-day operations.

Free Cash Flow (FCF)

Cash generated from operations minus capital expenditure, representing the cash a company has available for dividends, debt repayment, buybacks, or reinvestment.

CAGR (Compound Annual Growth Rate)

The annualised average rate at which a metric (revenue, profit, an investment) has grown over a multi-year period, smoothing out year-to-year fluctuations.

Enterprise Value (EV)

Market capitalisation plus total debt minus cash and cash equivalents, representing the theoretical total cost of acquiring a company.

EV/EBITDA

Enterprise Value divided by EBITDA, a valuation multiple often used to compare companies with different capital structures or tax situations.

Promoter Holding / Pledge

The percentage of a company's shares held by its promoters, and the portion of that holding pledged as collateral against loans — a high or rising pledge is often viewed as a governance risk flag.

Shareholding Pattern

A quarterly disclosure showing the percentage of a company's shares held by promoters, institutions (FII/DII), and the public.

Contingent Liability

A potential financial obligation that may arise depending on the outcome of a future event, such as a pending lawsuit or guarantee, disclosed in financial statement notes.

Cost of Capital

The blended rate of return a company must earn on its investments to satisfy both its debt holders and equity shareholders, often used as a hurdle rate for evaluating projects.

WACC (Weighted Average Cost of Capital)

The average rate a company is expected to pay to finance its assets, weighted by the proportion of debt and equity in its capital structure, commonly used as the discount rate in DCF valuation.

Operating Leverage

The degree to which a company's operating profit changes in response to a change in sales, driven by the proportion of fixed versus variable costs in its cost structure.

Financial Statements

The core reports companies publish that fundamental analysis is built on.

Balance Sheet

A financial statement showing a company's assets, liabilities, and shareholders' equity at a specific point in time, reflecting what it owns and owes.

Profit & Loss Statement (Income Statement)

A financial statement summarising a company's revenues, expenses, and resulting profit or loss over a specific period.

Cash Flow Statement

A financial statement showing the actual cash generated and used by a company across operating, investing, and financing activities during a period.

Annual Report

A comprehensive yearly document published by a listed company containing audited financial statements, management discussion, and disclosures for shareholders.

Notes to Accounts

Detailed explanatory disclosures accompanying financial statements that clarify accounting policies, assumptions, and the composition of specific line items.

Auditor's Report

An independent assessment by a company's statutory auditor on whether its financial statements present a true and fair view, in accordance with applicable accounting standards.

Consolidated vs Standalone Financials

Standalone financials reflect only the parent company's own operations, while consolidated financials combine the parent with its subsidiaries, associates, and joint ventures.

Depreciation

The systematic allocation of a tangible fixed asset's cost as an expense over its useful life, reflecting wear, obsolescence, or usage.

Amortisation

The systematic allocation of an intangible asset's cost (such as a patent or goodwill) as an expense over its useful life, analogous to depreciation for tangible assets.

Goodwill

An intangible asset arising when a company acquires another business for more than the fair value of its identifiable net assets, representing brand, reputation, or synergy value.

Reserves and Surplus

Accumulated profits and other capital items retained by a company over time rather than distributed to shareholders, forming part of shareholders' equity.

Contingent Asset

A potential asset that may arise depending on the outcome of a future uncertain event, disclosed in financial statement notes but not recognised on the balance sheet.

Deferred Tax Asset / Liability

Amounts arising from timing differences between accounting profit and taxable profit, representing future tax benefits (asset) or obligations (liability).

Segment Reporting

Disclosure within financial statements that breaks down a company's revenue, profit, and assets by business segment or geography.

XBRL Filing

A standardised electronic format (eXtensible Business Reporting Language) used by companies to file structured financial data with regulators and exchanges.

Qualified Audit Opinion

An auditor's report indicating that, except for specific matters noted, the financial statements are fairly presented — a flag investors watch for potential accounting concerns.

Statutory Auditor

An independent, externally appointed chartered accountant or audit firm responsible for examining and certifying a company's financial statements as required by law.

Valuation Methods

Frameworks used to estimate what a business or its shares are actually worth.

Discounted Cash Flow (DCF)

A valuation method that estimates a company's intrinsic value by projecting its future free cash flows and discounting them back to present value using a chosen discount rate (typically WACC).

Terminal Value

The estimated value of a business beyond the explicit forecast period in a DCF model, usually calculated using a perpetuity growth rate or an exit multiple.

Relative Valuation

A valuation approach that estimates a company's worth by comparing its valuation multiples (P/E, EV/EBITDA, P/B, etc.) to those of similar peer companies.

Comparable Company Analysis

A relative valuation method that benchmarks a company's financial and valuation metrics against a group of similar publicly traded companies.

Net Asset Value (NAV)

The value of a company's or fund's assets minus its liabilities; for mutual funds, NAV per unit is the price at which units are bought or sold.

Sum-of-the-Parts (SOTP) Valuation

A valuation method that values each business segment or subsidiary of a diversified company separately and adds them together, often more accurate than a single blended multiple for conglomerates.

Earnings Power Value (EPV)

A valuation approach that estimates a company's value based on its sustainable current earnings, assuming no future growth, providing a conservative floor value distinct from growth-driven DCF estimates.

Replacement Value / Cost Approach

A valuation method estimating what it would cost to recreate a company's assets from scratch at current prices, often used for asset-heavy businesses.

Multiple / Valuation Multiple

A ratio (such as P/E or EV/EBITDA) used to value a company by relating its price or enterprise value to a financial metric, allowing quick comparison across companies.

Margin of Safety

The difference between a security's estimated intrinsic value and its market price, providing a buffer against errors in analysis or unforeseen adverse events — a core value-investing principle.

Fair Value

An estimate of what a security is genuinely worth based on fundamentals, as distinct from its current, potentially mispriced, market price.

Terminal Growth Rate

The assumed constant rate at which a company's cash flows are expected to grow indefinitely beyond the explicit DCF forecast period, used to calculate terminal value.

Discount Rate

The rate used to convert future cash flows into their present value in a DCF model, reflecting the time value of money and the riskiness of those cash flows.

Peer Group

A set of companies operating in similar industries, of comparable size and business model, used as a benchmark for relative valuation and performance comparison.

Derivatives — Futures, Options & F&O

Contracts whose value is derived from an underlying asset, used for hedging and speculation.

Derivative

A financial contract whose value is derived from the price of an underlying asset, such as a stock, index, currency, or commodity.

Futures Contract

A standardised, exchange-traded agreement to buy or sell an underlying asset at a predetermined price on a specified future date.

Options Contract

A contract that gives the buyer the right, but not the obligation, to buy (call) or sell (put) an underlying asset at a predetermined price (strike price) on or before a specified date.

Call Option

An options contract giving the buyer the right to purchase the underlying asset at the strike price, generally bought when a price rise is expected.

Put Option

An options contract giving the buyer the right to sell the underlying asset at the strike price, generally bought when a price decline is expected.

Strike Price

The predetermined price at which the holder of an options contract can buy (call) or sell (put) the underlying asset.

Premium (Options)

The price an options buyer pays to the options seller (writer) for the rights conferred by the contract.

Expiry Date

The date on which a derivatives contract (futures or options) ceases to exist and must be settled or exercised.

In the Money / Out of the Money / At the Money

Terms describing an option's strike price relative to the underlying's current market price: profitable to exercise (ITM), unprofitable to exercise (OTM), or equal to the current price (ATM).

Option Writer / Seller

The party who sells (writes) an options contract, collecting the premium but taking on the obligation to fulfil the contract if the buyer exercises it.

Hedging

Taking an offsetting position, often using derivatives, to reduce or neutralise the risk of adverse price movements in an existing holding.

Speculation

Taking on risk in the hope of profiting from anticipated price movements, as opposed to hedging an existing exposure.

Arbitrage

Simultaneously buying and selling related securities or the same security in different markets to profit from a price discrepancy, typically with minimal risk.

Delta

A measure of how much an option's price is expected to change for a one-unit change in the price of the underlying asset.

Theta

A measure of how much an option's price is expected to decline as time passes, all else being equal, reflecting time decay.

Gamma

A measure of the rate of change of an option's delta relative to a change in the underlying asset's price.

Vega

A measure of how much an option's price is expected to change for a change in the implied volatility of the underlying asset.

Implied Volatility (IV)

The market's forecast of a security's future volatility, derived from the current market price of its options rather than historical price movement.

India VIX

An index that measures the market's expectation of near-term volatility, derived from Nifty index option prices; often called the "fear gauge."

Margin (Derivatives)

The collateral an investor must deposit with a broker/exchange to enter and maintain a futures or options position, covering potential losses.

Mark-to-Market (MTM)

The daily process of adjusting the value of a derivatives position (and margin requirement) to reflect the current market price, with gains or losses settled each day.

Physical Settlement vs Cash Settlement

Physical settlement requires actual delivery of the underlying asset on contract expiry, while cash settlement requires only payment of the price difference in cash.

Rollover

Closing a derivatives position nearing expiry and simultaneously opening an equivalent position in a contract with a later expiry date, to maintain market exposure.

Put-Call Ratio

The ratio of traded put option volume (or open interest) to call option volume, used as a sentiment indicator — a high ratio often suggests bearish sentiment, and vice versa.

Straddle / Strangle

Options strategies involving simultaneous purchase (or sale) of a call and a put, used to profit from large price moves (straddle: same strike; strangle: different strikes) regardless of direction.

Covered Call

An options strategy in which an investor holding a stock sells call options against it to generate additional income, at the cost of capping potential upside.

Mutual Funds & Managed Investing

Pooled investment vehicles and the vocabulary used to evaluate them.

Mutual Fund

A pooled investment vehicle that collects money from many investors and invests it in a diversified portfolio of securities, managed by a professional fund manager.

NAV (Net Asset Value) — Mutual Fund

The per-unit value of a mutual fund scheme, calculated by dividing the total value of the scheme's assets (minus liabilities) by the number of outstanding units.

Expense Ratio

The annual fee, expressed as a percentage of assets under management, that a mutual fund charges investors to cover management and operating costs.

AUM (Assets Under Management)

The total market value of all the investments a fund or fund house manages on behalf of its investors.

SIP (Systematic Investment Plan)

A method of investing a fixed sum in a mutual fund scheme at regular intervals (typically monthly), which averages the purchase cost over time (rupee-cost averaging).

SWP (Systematic Withdrawal Plan)

A facility allowing an investor to withdraw a fixed amount from a mutual fund investment at regular intervals, often used to generate periodic income.

STP (Systematic Transfer Plan)

A facility allowing an investor to transfer a fixed amount periodically from one mutual fund scheme to another, often used to move money gradually from debt to equity or vice versa.

Direct Plan vs Regular Plan

Direct plans are purchased straight from the AMC without a distributor and carry a lower expense ratio; regular plans are purchased through an intermediary who earns a commission, resulting in a higher expense ratio.

Growth Option vs IDCW

Under the Growth option, profits are reinvested and reflected in a rising NAV; under IDCW (Income Distribution cum Capital Withdrawal, formerly "Dividend"), profits are periodically paid out to investors, reducing the NAV correspondingly.

Exit Load

A fee charged by a mutual fund when units are redeemed before a specified holding period, intended to discourage short-term withdrawals.

Load / Entry Load

A charge historically levied when purchasing mutual fund units; entry loads have been banned by SEBI in India since 2009.

Benchmark Index (Fund)

A market index (such as Nifty 50 or Nifty 500) against which a mutual fund scheme's performance is measured and compared.

Alpha

The excess return a fund or portfolio generates relative to its benchmark index, after adjusting for risk; positive alpha indicates outperformance.

Sharpe Ratio

A measure of risk-adjusted return, calculated as the excess return of an investment over the risk-free rate divided by its standard deviation (volatility).

Sortino Ratio

A variation of the Sharpe ratio that measures risk-adjusted return using only downside volatility, rather than total volatility, as the risk measure.

Standard Deviation (Fund Risk)

A statistical measure of how much a fund's returns fluctuate around its average return, used as a common gauge of investment risk.

Category (Mutual Fund)

A SEBI-mandated classification of mutual fund schemes (such as Large Cap, Flexi Cap, ELSS, Liquid) based on their investment mandate and asset allocation, to enable like-for-like comparison.

ELSS (Equity Linked Savings Scheme)

A category of equity mutual fund that offers tax deduction under Section 80C of the Income Tax Act, subject to a mandatory three-year lock-in period.

Index Fund

A mutual fund that passively replicates the holdings and weights of a specific market index, aiming to match, rather than beat, the index's returns.

ETF (Exchange Traded Fund)

A fund that holds a basket of securities (often tracking an index) but, unlike a regular mutual fund, is listed and traded on a stock exchange throughout the day like a stock.

Fund of Funds (FoF)

A mutual fund scheme that invests in units of other mutual funds rather than directly in securities such as stocks or bonds.

Riskometer

A SEBI-mandated visual indicator on mutual fund scheme documents that categorises the scheme's risk level, ranging from "Low" to "Very High."

Lock-in Period

A specified duration during which an investment cannot be redeemed or sold, as seen in ELSS funds, certain NPS components, and IPO anchor allotments.

Rolling Returns

Returns calculated over a specific time period, repeated at regular intervals across the fund's history, providing a more consistent view of performance than fixed point-to-point returns.

Portfolio Turnover Ratio

A measure of how frequently a fund manager buys and sells securities within a fund's portfolio over a year, with higher turnover often implying higher transaction costs.

IPO & Primary Markets

How companies raise capital by first offering shares to the public.

IPO (Initial Public Offering)

The process through which a privately held company offers its shares to the public for the first time, becoming a listed company on a stock exchange.

Primary Market

The market in which new securities are issued and sold directly by the issuing company to investors, as distinct from the secondary market where existing securities are traded.

Secondary Market

The market in which previously issued securities are bought and sold among investors, without direct involvement of the issuing company; the stock exchange in everyday trading.

FPO (Follow-on Public Offer)

An offering of additional shares by a company that is already listed, undertaken to raise further capital.

Draft Red Herring Prospectus (DRHP)

A preliminary document filed with SEBI by a company planning an IPO, containing business, financial, and risk disclosures, but without final pricing details.

Red Herring Prospectus (RHP)

The final offer document for an IPO, filed after SEBI's review, containing complete details of the issue except the final price or number of shares in a book-built issue.

Price Band

The price range (a floor and a cap) within which investors can bid for shares in a book-built IPO, with the final issue price determined based on demand within this band.

Book Building

A price-discovery process used in IPOs where the final issue price is determined based on demand recorded across a specified price band, rather than being fixed in advance.

Anchor Investor

A qualified institutional buyer allotted shares in an IPO a day before the issue opens to the public, at a price meant to signal confidence and stabilise demand.

QIB / NII / Retail Quota

The categories into which IPO shares are reserved: Qualified Institutional Buyers, Non-Institutional Investors (typically HNIs), and Retail Individual Investors, each with a specified allocation percentage.

Oversubscription

A situation where the total demand (bids) for shares in an IPO exceeds the number of shares on offer, often leading to a pro-rata or lottery-based allotment process.

Listing Gain / Listing Day Pop

The percentage difference between an IPO's issue price and the price at which the stock first trades on listing day.

Grey Market Premium (GMP)

An unofficial, informal indicator of the premium at which IPO shares are trading before formal listing, used speculatively to gauge listing-day demand.

Allotment

The formal process of assigning IPO shares to successful applicants after the subscription period closes, based on the demand received in each investor category.

ASBA (Application Supported by Blocked Amount)

A mechanism where an IPO applicant's funds remain blocked in their own bank account (earning interest) until shares are allotted, rather than being debited upfront.

Corporate Actions

Events initiated by a company that directly affect its shareholders and share count.

Dividend

A distribution of a portion of a company's profits to its shareholders, usually paid in cash per share held.

Interim Dividend / Final Dividend

An interim dividend is declared and paid during the financial year before final accounts are prepared; a final dividend is declared after the year-end accounts, typically approved at the AGM.

Bonus Issue

The issuance of additional free shares to existing shareholders in a fixed ratio (e.g., 1:1), funded from the company's reserves, which increases share count without changing overall shareholder value.

Stock Split

The division of each existing share into multiple shares (e.g., 1 share of ₹10 face value split into 2 shares of ₹5), reducing the price per share proportionally while increasing the number of shares held.

Rights Issue

An offer to existing shareholders to purchase additional shares, usually at a discount to the market price, in proportion to their current holding, to raise fresh capital.

Buyback

A company's repurchase of its own outstanding shares from the market or through a tender offer, which reduces share count and can boost per-share metrics like EPS.

Record Date

The date set by a company to determine which shareholders (as per the register) are eligible to receive a declared dividend, bonus, rights entitlement, or other corporate benefit.

Ex-Date (Ex-Dividend / Ex-Bonus)

The first date on which a stock trades without the entitlement to a previously announced corporate action (dividend, bonus, rights); buyers on or after this date are not entitled to that benefit.

Merger / Amalgamation

The combination of two or more companies into a single entity, either by one absorbing the other or by forming an entirely new combined company.

Demerger / Spin-off

The separation of a company's business unit or division into an independent, separately listed entity, with shares typically distributed to existing shareholders of the parent.

Delisting

The removal of a company's shares from trading on a stock exchange, either voluntarily (initiated by the company, often via a buyback of all public shares) or compulsorily (by regulatory action).

Open Offer

A mandatory public offer that an acquirer must make to a target company's public shareholders to purchase additional shares, triggered under SEBI's takeover regulations upon crossing certain shareholding thresholds.

Corporate Action Adjustment

The retrospective adjustment of historical price and volume data on charts to account for splits, bonuses, and dividends, ensuring continuity for technical analysis.

Risk Management & Portfolio Concepts

Ideas that help investors think about, measure, and control the downside of investing.

Systematic Risk

Risk inherent to the entire market or economy (such as interest rate changes, inflation, or geopolitical events) that cannot be eliminated through diversification.

Unsystematic Risk

Risk specific to an individual company or industry (such as management decisions or a product recall) that can be reduced or eliminated through diversification.

Risk-Free Rate

The theoretical rate of return on an investment with zero risk of financial loss, commonly proxied by government treasury/bond yields.

Standard Deviation (Risk)

A statistical measure of the dispersion of an investment's returns around its average, commonly used to quantify volatility and risk.

Correlation

A statistical measure of how two securities' or asset classes' price movements relate to each other, ranging from -1 (perfectly opposite) to +1 (perfectly aligned).

Value at Risk (VaR)

A statistical estimate of the maximum potential loss a portfolio could face over a specific time period, at a given confidence level, under normal market conditions.

Stop-Loss

A predetermined price level at which an investor plans to exit a losing position to limit further losses.

Position Sizing

The practice of determining how much capital to allocate to a single trade or investment, typically based on account size, risk tolerance, and conviction.

Risk-Reward Ratio

A comparison of a trade's potential loss to its potential gain, used to evaluate whether a trade's expected reward justifies the risk being taken.

Concentration Risk

The risk arising from having a large proportion of a portfolio invested in a single security, sector, or asset class, magnifying the impact of adverse moves in that concentration.

Drawdown

The decline in an investment's or portfolio's value from a previous peak to a subsequent trough, usually expressed as a percentage.

Hedge Fund

A pooled investment vehicle, typically for sophisticated or institutional investors, that uses a wide range of strategies including leverage, derivatives, and short-selling to generate returns.

Black Swan Event

An extremely rare, unpredictable event with severe consequences, which is often rationalised as having been predictable only in hindsight.

Behavioural Bias

A systematic pattern of deviation from rational judgment in investment decision-making, such as overconfidence, loss aversion, herd mentality, or anchoring.

Rebalancing

The periodic process of realigning a portfolio's asset allocation back to its original target weights by buying and selling assets, to maintain a desired risk profile.

Macroeconomics & Monetary Policy

The broader economic backdrop that drives markets, rates, and corporate earnings.

GDP (Gross Domestic Product)

The total monetary value of all finished goods and services produced within a country's borders during a specific period, the broadest measure of economic activity.

Inflation

The rate at which the general price level of goods and services rises over time, eroding the purchasing power of money.

CPI (Consumer Price Index)

A measure of inflation based on the average change in prices paid by consumers for a fixed basket of goods and services over time.

WPI (Wholesale Price Index)

A measure of inflation based on the average change in prices of goods at the wholesale (producer) level, before they reach the retail consumer.

Repo Rate

The interest rate at which the central bank (RBI in India) lends short-term funds to commercial banks, a key tool for influencing overall borrowing costs and inflation.

Reverse Repo Rate

The interest rate at which the central bank borrows funds from commercial banks, used to absorb excess liquidity from the banking system.

Monetary Policy

Actions taken by a central bank (such as the RBI) to manage the money supply and interest rates, aiming to control inflation, stabilise the currency, and support growth.

Fiscal Policy

Government decisions on taxation and public spending used to influence the overall level of economic activity.

Fiscal Deficit

The gap between a government's total expenditure and its total revenue (excluding borrowings) in a given year, typically expressed as a percentage of GDP.

Current Account Deficit (CAD)

A situation in which a country's imports of goods, services, and transfers exceed its exports, indicating it is a net borrower from the rest of the world.

Interest Rate Cycle

The recurring pattern of central banks raising and lowering benchmark interest rates in response to changing inflation and growth conditions.

Yield Curve

A graphical representation of interest rates on bonds of the same credit quality but differing maturities, whose shape (normal, flat, inverted) is often used to gauge economic expectations.

Recession

A significant, widespread, and prolonged decline in economic activity, conventionally identified as two or more consecutive quarters of negative GDP growth.

Business Cycle

The recurring pattern of expansion, peak, contraction (recession), and trough in overall economic activity over time.

Forex Reserves

The foreign currency and gold holdings maintained by a country's central bank, used to support its currency, meet international obligations, and provide a buffer against external shocks.

Currency Depreciation / Appreciation

A decline (depreciation) or rise (appreciation) in the value of one currency relative to another, affecting import costs, export competitiveness, and inflation.

Crude Oil Price Sensitivity

The degree to which an economy's inflation, currency, and fiscal position are affected by changes in international crude oil prices, particularly relevant for net oil-importing economies like India.

Index of Industrial Production (IIP)

A measure of the short-term change in the volume of industrial production across mining, manufacturing, and electricity sectors, used as a growth indicator.

PMI (Purchasing Managers' Index)

A survey-based indicator of economic health in the manufacturing and services sectors, with a reading above 50 indicating expansion and below 50 indicating contraction.

Sovereign Rating

A credit rating assigned by agencies (such as Moody's, S&P, or Fitch) to a national government, reflecting its perceived ability to meet its debt obligations.

Regulatory Bodies & Market Infrastructure

The oversight framework and back-office plumbing that keeps markets orderly.

SEBI (Securities and Exchange Board of India)

India's securities market regulator, responsible for protecting investor interests, regulating market intermediaries, and ensuring fair and transparent market functioning.

RBI (Reserve Bank of India)

India's central bank, responsible for monetary policy, currency issuance, and regulation of the banking and financial system.

NSDL / CDSL

India's two central securities depositories — National Securities Depository Limited and Central Depository Services Limited — that hold investors' securities in electronic form.

Clearing Corporation (NSCCL/ICCL)

The entities responsible for clearing and settling trades executed on the NSE and BSE respectively, acting as central counterparty and guaranteeing settlement.

Investor Grievance Redressal (SCORES)

SEBI's online platform (SEBI Complaints Redress System) through which investors can lodge and track complaints against listed companies and market intermediaries.

KYC (Know Your Customer)

A regulatory requirement obligating financial institutions and intermediaries to verify the identity and background of their clients before onboarding them.

PAN (Permanent Account Number)

A unique alphanumeric identifier issued by the Indian Income Tax Department, mandatory for opening demat and trading accounts and for most financial transactions in India.

Insider Trading Regulations

SEBI rules that prohibit individuals with access to unpublished price-sensitive information about a company from trading in its securities or tipping others.

Corporate Governance

The system of rules, practices, and processes by which a company is directed and controlled, balancing the interests of management, board, shareholders, and other stakeholders.

Listing Obligations and Disclosure Requirements (LODR)

SEBI regulations that mandate the periodic disclosures, corporate governance norms, and reporting requirements that listed companies must comply with.

Takeover Code

SEBI's Substantial Acquisition of Shares and Takeovers Regulations, which govern how an acquirer can gain control of a listed company, including mandatory open offer triggers.

Insolvency and Bankruptcy Code (IBC)

India's unified legal framework governing the resolution of corporate insolvency, providing a time-bound process for reviving or liquidating financially distressed companies.

Credit Rating

An independent assessment of the creditworthiness of a borrower (a company, or an instrument such as a bond) issued by a rating agency, indicating relative risk of default.

T+1 Settlement Cycle

India's current trade settlement framework, under which the transfer of securities and funds is completed one business day after the trade is executed.

Indices & Benchmarks

The composite gauges used to track and compare overall market performance.

Nifty 50

The National Stock Exchange's flagship benchmark index, comprising 50 of the largest and most liquid Indian companies across sectors.

Sensex

The Bombay Stock Exchange's benchmark index, comprising 30 of the largest and most actively traded companies listed on the BSE.

Nifty Bank / Bank Nifty

A sectoral index comprising the most liquid and large banking stocks listed on the NSE, widely tracked and traded via derivatives.

Sectoral Index

An index tracking the performance of companies within a specific industry or sector, such as Nifty IT, Nifty Pharma, or Nifty Auto.

Nifty Next 50

An index comprising the 50 companies that rank immediately after the Nifty 50 by market capitalisation, often viewed as a pipeline for future Nifty 50 entrants.

Nifty Midcap / Smallcap Indices

Indices tracking the performance of mid-sized and small-sized companies respectively, distinct from the large-cap-dominated Nifty 50.

Index Weightage

The proportion each constituent stock contributes to an index's overall value, in most modern indices determined by free-float market capitalisation.

Free-Float Market Capitalisation Method

An index construction methodology that weights constituent companies based only on the shares available for public trading, excluding promoter and locked-in holdings.

Index Rebalancing

The periodic review and adjustment of an index's constituent stocks and their weights, to ensure the index continues to accurately represent its target market segment.

Global Indices (Dow Jones, S&P 500, Nasdaq)

Benchmark indices tracking US equity markets — the Dow Jones Industrial Average (30 large industrial companies), the S&P 500 (500 large-cap companies), and the Nasdaq Composite (heavily weighted toward technology).

Bonds & Fixed Income

Debt instruments and the terminology used to evaluate them.

Bond

A debt instrument through which an investor lends money to an issuer (government or corporate) for a defined period, in exchange for periodic interest payments and return of principal at maturity.

Coupon Rate

The fixed annual interest rate a bond issuer pays to bondholders, expressed as a percentage of the bond's face value.

Yield to Maturity (YTM)

The total annualised return an investor can expect if a bond is held until maturity, accounting for its current price, coupon payments, and time to maturity.

Government Securities (G-Secs)

Debt instruments issued by the central or state government to fund fiscal requirements, generally considered to carry minimal credit risk.

Corporate Bond

A debt instrument issued by a company to raise capital, carrying a credit risk dependent on the issuing company's financial strength, generally rated by a credit rating agency.

Debenture

A type of unsecured (or in India, often secured) long-term debt instrument issued by a company, not backed by specific collateral in its unsecured form but by the issuer's general creditworthiness.

Treasury Bill (T-Bill)

A short-term government debt instrument (up to one year maturity) issued at a discount to face value, with no periodic coupon payment.

Credit Risk (Default Risk)

The risk that a bond issuer will fail to make timely interest or principal payments to bondholders.

Interest Rate Risk

The risk that a bond's market price will fall due to a rise in prevailing interest rates, since bond prices and yields move inversely.

Duration (Bond)

A measure of a bond's sensitivity to changes in interest rates, expressed in years, indicating how much its price is expected to change for a given change in yield.

Perpetual Bond

A bond with no fixed maturity date, paying interest indefinitely, and typically callable by the issuer after a specified period.

Convertible Debenture

A debt instrument that can be converted into a predetermined number of equity shares of the issuing company after a specified period or under specified conditions.

Sovereign Gold Bond (SGB)

A government-issued bond denominated in grams of gold, offering returns linked to gold prices along with a fixed annual interest, issued by the RBI on behalf of the Government of India.

Credit Spread

The difference in yield between a corporate bond and a government security of similar maturity, reflecting the additional compensation investors demand for taking on credit risk.

Debt Fund

A mutual fund category that invests primarily in fixed-income instruments such as government securities, corporate bonds, and money market instruments, rather than equities.

Behavioural Finance & Market Psychology

How psychology and crowd behaviour shape investor decisions and market cycles.

Herd Mentality

The tendency of investors to follow and mimic the actions of a larger group, buying or selling based on what others are doing rather than independent analysis.

FOMO (Fear of Missing Out)

The anxiety-driven impulse to buy an investment primarily because its price is rising rapidly and others appear to be profiting from it.

Loss Aversion

The behavioural tendency for the pain of a loss to feel psychologically more significant than the pleasure of an equivalent gain, often leading to irrational holding of losing positions.

Confirmation Bias

The tendency to seek out, interpret, and remember information in a way that confirms one's pre-existing beliefs or investment thesis, while disregarding contradictory evidence.

Anchoring Bias

The tendency to rely too heavily on an initial piece of information (such as a stock's purchase price or previous high) when making subsequent investment decisions.

Overconfidence Bias

The tendency of investors to overestimate their own knowledge, skill, or ability to predict market outcomes, often leading to excessive trading or risk-taking.

Recency Bias

The tendency to give disproportionate weight to recent events or performance when forming expectations about the future.

Market Sentiment

The overall attitude or mood of investors toward a particular security or the market as a whole, ranging from bullish (optimistic) to bearish (pessimistic).

Contrarian Investing

An investment approach that involves going against prevailing market sentiment — buying when most investors are pessimistic and selling when most are optimistic.

Value Investing

An investment approach that focuses on buying securities that appear undervalued relative to their intrinsic worth, based on fundamental analysis, often popularised by Benjamin Graham and Warren Buffett.

Growth Investing

An investment approach that focuses on companies expected to grow revenues and earnings at an above-average rate, often accepting higher valuations in exchange for that growth potential.

Frequently Asked Questions

What is the stock market in simple terms?

The stock market is a network of exchanges — such as the NSE and BSE in India — where shares of publicly listed companies are bought and sold. It lets companies raise capital from investors, and lets investors own a share of a company’s future profits and growth.

What is the best way to learn stock market terminology as a beginner?

Start with the foundational vocabulary — shares, market capitalisation, indices, and order types — before moving to fundamental and technical analysis terms. Working through a structured glossary like this one, alongside real company filings and charts, helps the definitions stick faster than memorising terms in isolation.

What is the difference between fundamental analysis and technical analysis?

Fundamental analysis studies a company’s financial statements, business model, and valuation to estimate its intrinsic worth, while technical analysis studies historical price and volume charts to forecast likely future price movement. Many investors use both together.

What are the most important financial ratios for stock analysis?

Commonly used ratios include the P/E ratio, P/B ratio, ROE, ROCE, debt-to-equity ratio, and EPS growth. Together they help gauge a company’s valuation, profitability, and financial health relative to its peers.

Is this investment encyclopedia relevant to the Indian stock market specifically?

Yes — definitions throughout reference Indian market infrastructure and regulation (SEBI, NSE, BSE, RBI, NSDL/CDSL, the T+1 settlement cycle) alongside globally used terms, making it useful for investors focused on Indian equities as well as general market education.

The Investment & Stock Market Encyclopedia