Your free, plain-English guide to every stock market and investing term you need to know
# The Complete NASDAQ Financial Terms Glossary A to Z: 500+ Investing Terms Explained (A-Z)
*Your free, plain-English guide to every stock market and investing term you need to know*
Last Updated: January 2026 | Reading Time: 45 min | Terms Covered: 500+
Whether you're reading your first 10-K filing, analyzing an earnings report, or trying to understand what CNBC is talking about, financial jargon can feel like a foreign language.
This glossary cuts through the complexity. Every term is explained in plain English with real-world examples — no finance degree required.
Jump to a letter: A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
A
Accredited Investor
An individual or entity that meets certain income or net worth thresholds, allowing them to invest in unregistered securities like hedge funds and private placements. In the US, this typically means earning $200,000+ annually (or $300,000 with a spouse) or having a net worth exceeding $1 million (excluding primary residence).
*Example: "Only accredited investors can participate in this Series A funding round."*
Acquisition
When one company purchases another company or a controlling stake in it. Can be friendly (both parties agree) or hostile (target company resists).
*Example: "Microsoft's acquisition of LinkedIn for $26.2 billion in 2016."*
Alpha
A measure of an investment's performance relative to a benchmark index. Positive alpha means the investment outperformed; negative alpha means it underperformed.
*Example: "The fund generated 3% alpha over the S&P 500, meaning it beat the index by 3%."*
American Depositary Receipt (ADR)
A certificate issued by a US bank representing shares in a foreign company. ADRs allow Americans to buy shares in foreign companies without dealing with foreign exchanges or currencies.
*Example: "You can buy Toyota stock through its ADR (TM) on the NYSE instead of buying shares on the Tokyo Stock Exchange."*
Amortization
The gradual reduction of a debt or intangible asset's value over time through regular payments or write-offs.
*Example: "The company amortizes its patent costs over 10 years."*
Annual Report
A comprehensive report published yearly by public companies, containing financial statements, management discussion, and other disclosures required by the SEC. The 10-K is the official annual report filed with the SEC.
*Example: "Apple's annual report revealed record iPhone sales in Q4."*
Appreciation
An increase in the value of an asset over time.
*Example: "The stock appreciated 50% over two years."*
Arbitrage
The practice of profiting from price differences of the same asset in different markets. Arbitrageurs buy low in one market and sell high in another simultaneously.
*Example: "Traders exploit arbitrage opportunities when a stock trades at different prices on the NYSE and London Stock Exchange."*
Ask Price (Offer Price)
The lowest price a seller is willing to accept for a security. The difference between ask and bid is called the "spread."
*Example: "The ask price for AAPL is $185.50, meaning you'd pay that price to buy immediately."*
Asset
Anything of value owned by an individual or company. Assets include cash, investments, property, equipment, patents, and receivables.
*Example: "Apple's total assets exceed $350 billion."*
Asset Allocation
The strategy of dividing investments among different asset classes (stocks, bonds, cash, real estate) to balance risk and reward based on goals and risk tolerance.
*Example: "A common asset allocation for young investors is 80% stocks and 20% bonds."*
At-the-Money (ATM)
An option whose strike price equals the current market price of the underlying asset.
*Example: "With AAPL trading at $185, a $185 call option is at-the-money."*
Average Daily Trading Volume (ADTV)
The average number of shares traded per day over a specific period, typically 30 or 90 days. Used to measure liquidity.
*Example: "NVDA has an ADTV of 40 million shares, making it highly liquid."*
B
Balance Sheet
A financial statement showing a company's assets, liabilities, and shareholders' equity at a specific point in time. The fundamental equation: Assets = Liabilities + Shareholders' Equity.
*Example: "The balance sheet showed $50 billion in assets and $20 billion in debt."*
Basis Point (bp or bps)
One-hundredth of a percentage point (0.01%). Used to describe changes in interest rates or yields.
*Example: "The Fed raised rates by 25 basis points (0.25%)."*
Bear Market
A market condition where prices are falling or expected to fall, typically defined as a decline of 20% or more from recent highs. The opposite of a bull market.
*Example: "The S&P 500 entered bear market territory after falling 25% from its peak."*
Bearish
A negative or pessimistic outlook on a stock, sector, or the overall market. Someone who is bearish expects prices to decline.
*Example: "The analyst is bearish on tech stocks due to rising interest rates."*
Beta
A measure of a stock's volatility relative to the overall market (usually the S&P 500). A beta of 1 means the stock moves with the market; above 1 means more volatile; below 1 means less volatile.
*Example: "Tesla has a beta of 2.0, meaning it's twice as volatile as the S&P 500."*
Bid Price
The highest price a buyer is willing to pay for a security. The difference between bid and ask is the "spread."
*Example: "The bid for AAPL is $185.45, meaning you'd receive that price if selling immediately."*
Bid-Ask Spread
The difference between the bid price and ask price. Narrower spreads indicate higher liquidity; wider spreads indicate lower liquidity.
*Example: "AAPL has a tight spread of $0.05, while a penny stock might have a spread of $0.10 (10% of the price)."*
Block Trade
A large transaction of securities, typically 10,000+ shares or $200,000+, often negotiated privately to minimize market impact.
*Example: "The institutional investor executed a block trade of 500,000 shares after market close."*
Blue Chip Stock
Shares of large, well-established, financially stable companies with a history of reliable performance. Named after the highest-value poker chips.
*Example: "Apple, Microsoft, and Johnson & Johnson are considered blue chip stocks."*
Bond
A debt security where an investor loans money to an entity (government or corporation) in exchange for periodic interest payments and return of principal at maturity.
*Example: "US Treasury bonds are considered one of the safest investments."*
Book Value
The net asset value of a company calculated as total assets minus intangible assets and liabilities. Also called shareholders' equity or net worth.
*Example: "The company's book value is $50 per share, but it trades at $75 (1.5x book value)."*
Broker
An intermediary who executes buy and sell orders for securities on behalf of clients, usually for a commission or fee.
*Example: "Fidelity, Charles Schwab, and Robinhood are popular retail brokers."*
Bull Market
A market condition where prices are rising or expected to rise, typically defined as an increase of 20% or more from recent lows. The opposite of a bear market.
*Example: "The bull market that began in 2009 lasted over a decade."*
Bullish
A positive or optimistic outlook on a stock, sector, or the overall market. Someone who is bullish expects prices to rise.
*Example: "Wall Street analysts are bullish on AI stocks heading into 2025."*
Buyback (Share Repurchase)
When a company purchases its own shares from the marketplace, reducing the number of outstanding shares and often boosting earnings per share.
*Example: "Apple announced a $90 billion buyback program."*
C
Call Option
A contract giving the holder the right (but not obligation) to buy an underlying asset at a specified price (strike price) within a specific time period.
*Example: "Buying a $190 call option on AAPL gives you the right to buy shares at $190 regardless of how high the price goes."*
Capital
Financial assets or resources available for use in producing goods and services or for investment.
*Example: "The startup raised $10 million in venture capital."*
Capital Expenditure (CapEx)
Money spent by a company to acquire, upgrade, or maintain physical assets such as property, buildings, or equipment.
*Example: "Amazon's CapEx for data centers exceeded $50 billion last year."*
Capital Gain
The profit realized when selling an asset for more than its purchase price. Can be short-term (held less than a year) or long-term (held more than a year), with different tax implications.
*Example: "Selling stock you bought at $50 for $80 results in a $30 capital gain."*
Capital Loss
The loss incurred when selling an asset for less than its purchase price. Can be used to offset capital gains for tax purposes.
*Example: "The $10,000 capital loss can offset your capital gains this year."*
Capitalization (Market Cap)
The total market value of a company's outstanding shares, calculated by multiplying share price by number of shares outstanding.
*Example: "Apple's market cap exceeds $3 trillion, making it the world's most valuable public company."*
Cash Flow
The movement of money into and out of a business. Positive cash flow means more money coming in than going out.
*Example: "Despite reporting a net loss, the company had positive operating cash flow."*
Cash Flow Statement
A financial statement showing how changes in balance sheet accounts and income affect cash and cash equivalents. Divided into operating, investing, and financing activities.
*Example: "The cash flow statement revealed the company burned through $500 million last quarter."*
Circuit Breaker
Trading halts triggered by significant market declines to prevent panic selling. In the US, marketwide circuit breakers trigger at 7%, 13%, and 20% declines in the S&P 500.
*Example: "Circuit breakers halted trading for 15 minutes after the market dropped 7%."*
Closing Price
The final price at which a security trades during a regular trading session.
*Example: "AAPL's closing price was $185.50."*
Collateral
An asset pledged as security for a loan, which the lender can seize if the borrower defaults.
*Example: "The company used its real estate as collateral for the $50 million loan."*
Commodity
A basic good used in commerce that is interchangeable with other goods of the same type. Examples include oil, gold, wheat, and natural gas.
*Example: "Gold is trading at $2,000 per ounce on the commodities market."*
Common Stock
Securities representing ownership in a corporation, entitling holders to voting rights and dividends (if declared). Common stockholders are last in line for assets if the company liquidates.
*Example: "Common stock shareholders elected the new board of directors."*
Compound Annual Growth Rate (CAGR)
The mean annual growth rate of an investment over a specified period longer than one year, assuming profits are reinvested.
*Example: "The stock delivered a 15% CAGR over the past decade."*
Compound Interest
Interest calculated on the initial principal plus accumulated interest from previous periods. The key to long-term wealth building.
*Example: "$10,000 at 7% compound interest grows to $19,672 in 10 years."*
Conglomerate
A large corporation made up of multiple diverse business units operating in different industries.
*Example: "Berkshire Hathaway is a conglomerate owning businesses from insurance to railroads to candy."*
Convertible Bond
A bond that can be converted into a predetermined number of common shares at certain times during its life.
*Example: "The convertible bond can be exchanged for 50 shares of common stock."*
Correction
A decline of 10% or more in a stock, index, or market from its most recent peak. Less severe than a bear market (20%+ decline).
*Example: "The Nasdaq entered correction territory after falling 12% from its all-time high."*
Correlation
A statistical measure of how two securities move in relation to each other. Ranges from -1 (perfect inverse correlation) to +1 (perfect positive correlation).
*Example: "Oil stocks have a high correlation with crude oil prices."*
Cost Basis
The original value of an asset for tax purposes, usually the purchase price plus commissions and fees. Used to calculate capital gains or losses.
*Example: "Your cost basis is $5,000, so selling for $7,000 results in a $2,000 taxable gain."*
Coupon Rate
The annual interest rate paid on a bond, expressed as a percentage of face value.
*Example: "The 10-year Treasury bond has a coupon rate of 4.5%."*
Credit Rating
An assessment of the creditworthiness of a borrower (individual, company, or government). Major agencies include Moody's, S&P, and Fitch.
*Example: "The company's credit rating was downgraded from A to BBB."*
Current Assets
Assets expected to be converted to cash or used within one year, including cash, accounts receivable, and inventory.
*Example: "Current assets totaled $25 billion, providing ample liquidity."*
Current Liabilities
Obligations due within one year, including accounts payable, short-term debt, and accrued expenses.
*Example: "The company must pay $10 billion in current liabilities within 12 months."*
Current Ratio
A liquidity ratio calculated as current assets divided by current liabilities. A ratio above 1 indicates the company can cover short-term obligations.
*Example: "A current ratio of 2.0 means the company has $2 in current assets for every $1 in current liabilities."*
D
Day Trading
The practice of buying and selling securities within the same trading day, closing all positions before market close.
*Example: "Day traders often make dozens of trades per day to profit from small price movements."*
Debt-to-Equity Ratio (D/E)
A financial ratio comparing a company's total debt to shareholders' equity. Higher ratios indicate more leverage and potentially higher risk.
*Example: "A D/E ratio of 0.5 means the company has $0.50 in debt for every $1 in equity."*
Default
Failure to meet the legal obligations of a loan, such as missing interest or principal payments.
*Example: "The company defaulted on its bonds after missing two consecutive interest payments."*
Deflation
A decrease in the general price level of goods and services, often associated with economic contraction.
*Example: "Japan experienced deflation for much of the 1990s and 2000s."*
Depreciation
The allocation of the cost of a tangible asset over its useful life. A non-cash expense that reduces reported earnings.
*Example: "The company depreciates its equipment over 7 years using straight-line depreciation."*
Derivative
A financial contract whose value is derived from an underlying asset, such as stocks, bonds, commodities, or interest rates. Common derivatives include options, futures, and swaps.
*Example: "Options and futures are the most commonly traded derivatives."*
Dilution
A reduction in existing shareholders' ownership percentage caused by the issuance of new shares.
*Example: "The stock offering diluted existing shareholders by 10%."*
Discount Rate
The interest rate used to calculate the present value of future cash flows. Also refers to the rate the Federal Reserve charges banks for short-term loans.
*Example: "Using a 10% discount rate, $100 received in one year is worth $90.91 today."*
Diversification
The strategy of spreading investments across various assets, sectors, or geographies to reduce risk.
*Example: "Diversification across stocks, bonds, and real estate reduces portfolio volatility."*
Dividend
A distribution of a portion of a company's earnings to shareholders, typically paid quarterly. Can be in cash or additional stock.
*Example: "Apple pays a quarterly dividend of $0.24 per share."*
Dividend Yield
The annual dividend payment divided by the stock's current price, expressed as a percentage.
*Example: "A stock priced at $100 paying $3 in annual dividends has a 3% dividend yield."*
Dollar-Cost Averaging (DCA)
An investment strategy of regularly investing a fixed dollar amount regardless of market conditions, resulting in buying more shares when prices are low and fewer when prices are high.
*Example: "Investing $500 monthly in an index fund is a dollar-cost averaging strategy."*
Dow Jones Industrial Average (DJIA)
A price-weighted index of 30 large, publicly-owned US companies. One of the oldest and most-watched market indicators.
*Example: "The Dow closed above 40,000 for the first time in 2024."*
Drawdown
The peak-to-trough decline during a specific period for an investment or portfolio, usually expressed as a percentage.
*Example: "The fund experienced a maximum drawdown of 35% during the 2008 financial crisis."*
Due Diligence
The investigation or audit of a potential investment to confirm facts, such as reviewing financial records, operations, and legal matters.
*Example: "Investors should perform due diligence before investing in any stock."*
E
EBITDA
Earnings Before Interest, Taxes, Depreciation, and Amortization. A measure of operating performance that excludes capital structure and non-cash expenses.
*Example: "The company's EBITDA margin improved to 25% from 22% last year."*
Earnings
A company's net income or profit after all expenses, taxes, and costs have been deducted from revenue.
*Example: "Apple reported earnings of $23 billion for the quarter."*
Earnings Per Share (EPS)
A company's profit divided by the number of outstanding shares. A key metric for valuing stocks.
*Example: "With $10 billion in earnings and 1 billion shares, EPS is $10."*
Earnings Report
A quarterly or annual filing that discloses a company's financial performance, including revenue, earnings, and guidance.
*Example: "The earnings report exceeded analyst expectations, sending the stock up 8%."*
Earnings Surprise
The difference between a company's reported earnings and analysts' consensus estimates.
*Example: "The 15% positive earnings surprise triggered a rally in the stock."*
Economic Moat
A company's competitive advantage that protects it from competitors and allows it to maintain profitability over time. Term popularized by Warren Buffett.
*Example: "Apple's ecosystem creates a wide economic moat around its business."*
Enterprise Value (EV)
A measure of a company's total value, calculated as market cap plus debt, minority interest, and preferred shares, minus cash.
*Example: "Enterprise value gives a more complete picture than market cap alone because it accounts for debt."*
Equity
Ownership interest in a company, represented by common or preferred stock. Also refers to the value of an asset minus liabilities.
*Example: "Home equity is the difference between your home's value and your mortgage balance."*
ETF (Exchange-Traded Fund)
A type of investment fund that trades on stock exchanges like individual stocks. ETFs typically track an index, sector, commodity, or other assets.
*Example: "SPY is an ETF that tracks the S&P 500 index."*
Ex-Dividend Date
The date on which a stock begins trading without the right to receive the next dividend payment. Buy before this date to receive the dividend.
*Example: "The ex-dividend date is January 15, so you must own shares by January 14 to receive the dividend."*
Exchange
A marketplace where securities, commodities, derivatives, and other financial instruments are traded.
*Example: "The New York Stock Exchange (NYSE) is the largest stock exchange by market cap."*
Expense Ratio
The annual fee charged by mutual funds and ETFs, expressed as a percentage of assets under management.
*Example: "Vanguard's S&P 500 ETF (VOO) has an expense ratio of just 0.03%."*
F
Face Value (Par Value)
The nominal value of a bond or stock as stated by the issuer. For bonds, typically $1,000.
*Example: "The bond has a face value of $1,000 and matures in 10 years."*
Fair Value
The estimated worth of an asset based on fundamental analysis, as opposed to its current market price.
*Example: "The analyst estimates fair value at $200, suggesting 20% upside from the current price."*
Federal Funds Rate
The interest rate at which banks lend reserves to each other overnight. Set by the Federal Reserve and influences all other interest rates.
*Example: "The Fed raised the federal funds rate by 0.25% to combat inflation."*
Federal Reserve (The Fed)
The central banking system of the United States, responsible for monetary policy, banking supervision, and financial stability.
*Example: "The Fed's interest rate decisions significantly impact stock and bond markets."*
Fiduciary
A person or organization legally obligated to act in the best interest of another party, such as a financial advisor managing client assets.
*Example: "Registered Investment Advisors have a fiduciary duty to their clients."*
Filing
A document submitted to a regulatory agency, such as the SEC. Common filings include 10-K, 10-Q, and 8-K forms.
*Example: "The company's quarterly filing revealed a significant increase in accounts receivable."*
Financial Statement
A formal record of a company's financial activities, including the income statement, balance sheet, and cash flow statement.
*Example: "Investors should review all three financial statements before making investment decisions."*
Fiscal Year
A company's 12-month accounting period, which may or may not align with the calendar year.
*Example: "Apple's fiscal year ends in September, not December."*
Fixed Income
Investments that provide regular, predictable income, such as bonds and certificates of deposit.
*Example: "Retirees often allocate more to fixed income for stability."*
Float
The number of shares available for public trading, excluding shares held by insiders, major shareholders, and restricted stock.
*Example: "The stock has a low float of 10 million shares, making it susceptible to volatility."*
Form 8-K
An SEC filing used to report major events that shareholders should know about, such as acquisitions, bankruptcies, or executive changes.
*Example: "The company filed an 8-K announcing the CEO's resignation."*
Form 10-K
The annual report filed with the SEC containing comprehensive financial information, including audited financial statements, risk factors, and management discussion.
*Example: "The 10-K provides more detailed information than the glossy annual report sent to shareholders."*
Form 10-Q
The quarterly report filed with the SEC containing unaudited financial statements and updates on the company's operations.
*Example: "The 10-Q showed quarterly revenue grew 15% year-over-year."*
Forward P/E Ratio
Price-to-earnings ratio calculated using estimated future earnings rather than trailing earnings.
*Example: "The forward P/E of 20 is lower than the trailing P/E of 25, suggesting analysts expect earnings growth."*
Free Cash Flow (FCF)
Cash generated by a company's operations minus capital expenditures. Represents cash available for dividends, buybacks, or debt reduction.
*Example: "Strong free cash flow allows the company to fund growth without issuing new shares."*
Fundamental Analysis
A method of evaluating securities by analyzing financial statements, industry conditions, and economic factors to determine intrinsic value.
*Example: "Fundamental analysis focuses on revenue growth, profit margins, and competitive position."*
Futures Contract
A legal agreement to buy or sell a commodity or financial instrument at a predetermined price at a specified future date.
*Example: "Oil futures for March delivery are trading at $75 per barrel."*
G
GAAP (Generally Accepted Accounting Principles)
The standard framework of accounting rules and procedures used in the US for financial reporting.
*Example: "The company reported GAAP earnings of $2 per share versus non-GAAP earnings of $2.50."*
Gain
An increase in the value of an asset or investment. Can be realized (sold) or unrealized (still held).
*Example: "The unrealized gain on the stock position is $50,000."*
Going Concern
An accounting assumption that a company will continue operating indefinitely and not liquidate.
*Example: "Auditors expressed doubt about the company's ability to continue as a going concern."*
Golden Cross
A bullish technical indicator occurring when a short-term moving average crosses above a long-term moving average.
*Example: "The golden cross (50-day MA crossing above 200-day MA) is often seen as a buy signal."*
Goodwill
An intangible asset representing the premium paid for an acquisition above the fair value of identifiable assets.
*Example: "The acquisition added $5 billion in goodwill to the balance sheet."*
Gross Margin
The percentage of revenue remaining after deducting the cost of goods sold. Calculated as (Revenue - COGS) / Revenue.
*Example: "Apple's gross margin of 45% is among the highest in the hardware industry."*
Gross Profit
Revenue minus the cost of goods sold (COGS), before operating expenses, interest, and taxes.
*Example: "Gross profit increased 20% year-over-year to $50 billion."*
Growth Stock
A stock of a company expected to grow at an above-average rate compared to the market. Growth stocks typically have high P/E ratios and don't pay dividends.
*Example: "Amazon and Tesla are considered growth stocks."*
H
Hedge
An investment made to reduce the risk of adverse price movements in an asset.
*Example: "The fund hedged its stock portfolio by buying put options."*
Hedge Fund
A pooled investment fund that uses various strategies (including leverage, short selling, and derivatives) to generate returns. Typically only available to accredited investors.
*Example: "Bridgewater is the world's largest hedge fund by assets under management."*
High-Frequency Trading (HFT)
Automated trading that uses powerful computers to transact large numbers of orders at extremely high speeds.
*Example: "High-frequency traders profit from tiny price discrepancies across exchanges."*
Holding Company
A company that owns controlling stakes in other companies but doesn't produce goods or services itself.
*Example: "Alphabet is the holding company for Google and its other businesses."*
Holding Period
The length of time an investor owns an asset. Affects tax treatment (short-term vs. long-term capital gains).
*Example: "A holding period longer than one year qualifies for long-term capital gains tax rates."*
I
Income Statement
A financial statement showing revenue, expenses, and profit over a specific period (quarter or year). Also called the profit and loss statement (P&L).
*Example: "The income statement revealed that operating expenses grew faster than revenue."*
Index
A statistical measure of changes in a portfolio of securities representing a market or sector. Examples include S&P 500, Dow Jones, and NASDAQ.
*Example: "The S&P 500 index tracks 500 of the largest US companies."*
Index Fund
A mutual fund or ETF designed to track the performance of a specific market index.
*Example: "Index funds offer broad market exposure at low cost."*
Inflation
A general increase in prices and decrease in the purchasing power of money over time.
*Example: "Inflation reached 9% in 2022, the highest in 40 years."*
Initial Public Offering (IPO)
The first sale of stock by a private company to the public, marking its transition to a publicly traded company.
*Example: "The company raised $10 billion in its IPO."*
Insider Trading
Trading based on material, non-public information. Illegal when the information was obtained improperly.
*Example: "The executive was charged with insider trading for selling shares before the earnings miss was announced."*
Institutional Investor
An organization that invests large sums on behalf of others, such as pension funds, insurance companies, mutual funds, and endowments.
*Example: "Institutional investors own over 70% of Apple's shares."*
Interest Rate
The percentage charged on borrowed money or earned on deposited funds.
*Example: "The 30-year mortgage rate rose to 7%."*
Intrinsic Value
The perceived or calculated true value of an asset based on fundamental analysis, independent of its market price.
*Example: "The stock trades at $50, but intrinsic value is estimated at $75."*
Inventory
Raw materials, work-in-progress, and finished goods held for sale by a company.
*Example: "Inventory levels increased 30%, raising concerns about demand."*
Inverse ETF
An ETF designed to return the opposite of an index's performance. Used for hedging or betting against the market.
*Example: "The inverse S&P 500 ETF gains 1% when the S&P 500 falls 1%."*
Inverted Yield Curve
When short-term interest rates exceed long-term rates, often seen as a recession predictor.
*Example: "The inverted yield curve has preceded every recession in the past 50 years."*
Investment
The purchase of an asset with the expectation of generating income or appreciation.
*Example: "Real estate can be both an investment and a place to live."*
IPO Lock-Up
A period after an IPO (typically 90-180 days) during which insiders are prohibited from selling shares.
*Example: "The stock dropped 20% when the IPO lock-up expired and insiders sold."*
J
January Effect
The tendency for stock prices, especially small-cap stocks, to rise in January, possibly due to tax-loss harvesting in December.
*Example: "Traders position for the January effect by buying small caps in late December."*
Joint Venture
A business arrangement where two or more parties agree to pool resources for a specific project while maintaining separate identities.
*Example: "Sony and Honda formed a joint venture to develop electric vehicles."*
Junk Bond (High-Yield Bond)
A bond with a credit rating below investment grade (BB+ or lower), offering higher yields to compensate for higher default risk.
*Example: "Junk bonds offer yields of 8-10% compared to 4-5% for investment-grade bonds."*
K
Kicker
An additional feature added to a debt obligation to make it more attractive to investors, such as equity warrants.
*Example: "The bond came with a kicker allowing conversion to shares at $50."*
L
Large-Cap
Companies with market capitalization typically above $10 billion. Generally more stable and less volatile than small-cap stocks.
*Example: "Apple, Microsoft, and Amazon are large-cap stocks."*
Leverage
The use of borrowed money to increase potential returns (and potential losses).
*Example: "The private equity firm used 3x leverage to acquire the company."*
Liability
An obligation or debt owed by a company, including loans, accounts payable, and accrued expenses.
*Example: "Total liabilities exceeded assets, putting the company in negative equity."*
Limit Order
An order to buy or sell a security at a specific price or better.
*Example: "I placed a limit order to buy AAPL at $180, so the order will only execute at $180 or lower."*
Liquidation
The process of converting assets into cash, often through forced sale when a company fails.
*Example: "In liquidation, bondholders are paid before common stockholders."*
Liquidity
The ease with which an asset can be converted to cash without significantly affecting its price.
*Example: "Apple stock is highly liquid, with millions of shares traded daily."*
Long Position
Owning a security with the expectation that its price will rise.
*Example: "I'm long 100 shares of NVDA."*
M
Margin
Borrowed money used to purchase securities. Also refers to the difference between revenue and expenses.
*Example: "Trading on margin amplifies both gains and losses."*
Margin Call
A broker's demand for an investor to deposit more money or securities when the account falls below minimum requirements.
*Example: "The market drop triggered margin calls, forcing investors to sell."*
Market Capitalization (Market Cap)
The total market value of a company's outstanding shares, calculated as share price × shares outstanding.
*Example: "Apple's market cap exceeds $3 trillion."*
Market Maker
A firm or individual that quotes both buy and sell prices for a security, providing liquidity to the market.
*Example: "Market makers profit from the bid-ask spread."*
Market Order
An order to buy or sell a security immediately at the best available price.
*Example: "A market order guarantees execution but not price."*
Market Value
The current price at which an asset or security can be bought or sold in the marketplace.
*Example: "The market value of the portfolio is $1 million."*
Maturity Date
The date when a bond or other debt instrument becomes due and principal is repaid.
*Example: "The 10-year Treasury bond has a maturity date of January 2035."*
Merger
The combination of two companies into a single entity.
*Example: "The merger of Exxon and Mobil created the largest oil company in the world."*
Mid-Cap
Companies with market capitalization typically between $2 billion and $10 billion.
*Example: "Mid-cap stocks offer a balance between growth potential and stability."*
Momentum
The tendency of a stock's price to continue moving in its current direction.
*Example: "Momentum investors buy stocks that are already rising."*
Moving Average
The average price of a security over a specific number of periods, used to identify trends.
*Example: "The 50-day moving average is a common technical indicator."*
Mutual Fund
A professionally managed investment fund that pools money from many investors to buy securities.
*Example: "Mutual funds offer diversification and professional management for small investors."*
N
NASDAQ
The second-largest stock exchange in the world by market cap, known for listing technology companies.
*Example: "Apple, Microsoft, and Amazon are listed on NASDAQ."*
Net Asset Value (NAV)
The per-share value of a mutual fund or ETF, calculated as total assets minus liabilities divided by shares outstanding.
*Example: "The mutual fund's NAV is $25.50 per share."*
Net Income
A company's total profit after all expenses, taxes, and costs have been deducted from revenue. The "bottom line."
*Example: "Net income grew 20% to $15 billion."*
Net Profit Margin
The percentage of revenue remaining after all expenses, calculated as net income ÷ revenue.
*Example: "A net profit margin of 25% means $0.25 of every dollar in revenue is profit."*
Net Worth
Total assets minus total liabilities for an individual or company.
*Example: "Her net worth increased to $5 million."*
New York Stock Exchange (NYSE)
The largest stock exchange in the world by market capitalization, located on Wall Street.
*Example: "Berkshire Hathaway trades on the NYSE under the symbol BRK.A."*
Non-GAAP Earnings
Earnings figures that exclude certain items allowed under standard accounting rules, intended to show "adjusted" or "core" performance.
*Example: "Non-GAAP earnings excluded $500 million in restructuring charges."*
O
Offering
The sale of securities to investors, either through an IPO (initial public offering) or a secondary offering.
*Example: "The secondary offering raised $1 billion for expansion."*
Operating Expense (OpEx)
The ongoing costs of running a business, excluding cost of goods sold. Includes salaries, rent, utilities, and marketing.
*Example: "Operating expenses increased 10% due to higher headcount."*
Operating Income
Profit from business operations before interest and taxes, calculated as gross profit minus operating expenses.
*Example: "Operating income improved as the company cut costs."*
Operating Margin
Operating income as a percentage of revenue, measuring operational efficiency.
*Example: "The company's operating margin of 30% is industry-leading."*
Option
A contract giving the holder the right (but not obligation) to buy (call) or sell (put) an asset at a specified price within a specific time.
*Example: "Call options profit when the stock price rises above the strike price."*
Outstanding Shares
The total number of shares currently held by all shareholders, including restricted shares.
*Example: "With 1 billion shares outstanding and a $100 price, market cap is $100 billion."*
Over-the-Counter (OTC)
Securities traded through a dealer network rather than on a centralized exchange.
*Example: "Penny stocks often trade over-the-counter rather than on major exchanges."*
Overbought
A condition where a security has risen too quickly and may be due for a pullback. Often identified using technical indicators like RSI.
*Example: "The RSI above 70 suggests the stock is overbought."*
Oversold
A condition where a security has fallen too quickly and may be due for a bounce. Often identified when RSI falls below 30.
*Example: "The oversold condition presents a potential buying opportunity."*
P
Par Value
The face value of a bond or the nominal value of a share of stock as stated in the corporate charter.
*Example: "The bond's par value is $1,000, but it trades at a premium of $1,050."*
Passive Investing
An investment strategy that tracks a market index rather than trying to beat it through active management.
*Example: "Index funds are the most common form of passive investing."*
P/E Ratio (Price-to-Earnings Ratio)
A valuation metric calculated by dividing a stock's price by its earnings per share. One of the most widely used valuation measures.
*Example: "A P/E of 20 means investors pay $20 for every $1 of earnings."*
PEG Ratio
Price/earnings-to-growth ratio, calculated by dividing P/E by the expected earnings growth rate. Accounts for growth when comparing valuations.
*Example: "A PEG below 1 suggests the stock is undervalued relative to its growth."*
Penny Stock
Low-priced stocks, typically under $5, often traded over-the-counter with high volatility and risk.
*Example: "Penny stocks are speculative and can lose most of their value quickly."*
Portfolio
A collection of investments held by an individual or institution.
*Example: "Her portfolio includes stocks, bonds, and real estate."*
Preferred Stock
A class of stock with priority over common stock for dividends and liquidation proceeds, typically with a fixed dividend rate.
*Example: "Preferred stockholders receive dividends before common stockholders."*
Premium
The amount by which a bond trades above its face value, or the price paid for an option contract.
*Example: "The bond trades at a $50 premium to par value."*
Price-to-Book Ratio (P/B)
A valuation ratio comparing market price to book value per share.
*Example: "A P/B of 3 means the stock trades at 3 times book value."*
Price-to-Sales Ratio (P/S)
A valuation ratio comparing market cap to annual revenue.
*Example: "The P/S ratio of 5 means investors pay $5 for every $1 of revenue."*
Principal
The original amount of money borrowed or invested, not including interest or returns.
*Example: "The loan principal is $100,000, and total interest over 30 years is $150,000."*
Private Equity
Investment in companies not listed on public exchanges, typically involving buyouts of existing companies.
*Example: "The private equity firm acquired the company for $5 billion."*
Profit
The financial gain remaining after all costs and expenses are subtracted from revenue.
*Example: "The company reported a profit of $10 billion."*
Profit Margin
The percentage of revenue that translates into profit, calculated as net income ÷ revenue.
*Example: "A profit margin of 20% means $0.20 profit for every dollar of revenue."*
Prospectus
A formal legal document describing an investment offering, including risks, financials, and terms.
*Example: "The IPO prospectus revealed the company has never been profitable."*
Proxy Statement
A document sent to shareholders containing information needed to vote at annual meetings, including executive compensation and board elections.
*Example: "The proxy statement disclosed CEO compensation of $20 million."*
Put Option
A contract giving the holder the right to sell an asset at a specified price within a specific time.
*Example: "Buying a put option profits when the stock price falls."*
Q
Quarter
A three-month period used for financial reporting (Q1, Q2, Q3, Q4).
*Example: "The company reports earnings quarterly, four times per year."*
Quick Ratio (Acid-Test Ratio)
A liquidity ratio calculated as (current assets - inventory) ÷ current liabilities. More conservative than current ratio.
*Example: "A quick ratio above 1 indicates the company can meet short-term obligations without selling inventory."*
Quote
The current bid and ask prices for a security.
*Example: "The quote for AAPL is $185.45 bid, $185.50 ask."*
R
Rally
A significant increase in a stock price or the broader market after a period of decline.
*Example: "The rally lifted stocks 15% off their lows."*
Rate of Return
The gain or loss on an investment over a period, expressed as a percentage of the original investment.
*Example: "The annual rate of return was 12%."*
Rebalancing
The process of realigning portfolio weightings by buying or selling assets to maintain desired allocation.
*Example: "Annual rebalancing keeps your portfolio aligned with your target allocation."*
Recession
A significant decline in economic activity lasting more than a few months, typically defined as two consecutive quarters of GDP decline.
*Example: "The 2008 recession was triggered by the financial crisis."*
Record Date
The date on which a shareholder must own stock to receive a declared dividend.
*Example: "You must own shares on the record date to receive the dividend."*
REIT (Real Estate Investment Trust)
A company that owns, operates, or finances income-producing real estate. Required to distribute 90% of taxable income as dividends.
*Example: "REITs offer exposure to real estate without directly owning property."*
Resistance
A price level where selling pressure typically prevents further price increases. The opposite of support.
*Example: "The stock has hit resistance at $200 three times this year."*
Return on Assets (ROA)
A profitability ratio calculated as net income ÷ total assets, measuring how efficiently a company uses its assets.
*Example: "An ROA of 10% means the company generates $0.10 profit for every $1 of assets."*
Return on Equity (ROE)
A profitability ratio calculated as net income ÷ shareholders' equity, measuring return generated on shareholders' investment.
*Example: "An ROE of 20% is considered excellent."*
Return on Investment (ROI)
The gain or loss on an investment relative to its cost, expressed as a percentage.
*Example: "The ROI on the project was 150% over three years."*
Revenue
The total income generated from sales of goods or services before any expenses are deducted. Also called "top line."
*Example: "Apple's revenue exceeded $400 billion last fiscal year."*
Risk
The possibility of losing some or all of an investment. Higher potential returns generally come with higher risk.
*Example: "Stocks carry more risk than bonds but historically provide higher returns."*
Risk Management
Strategies and practices used to identify, assess, and mitigate financial risks.
*Example: "Diversification is a fundamental risk management technique."*
Risk Tolerance
An investor's ability and willingness to lose some or all of an investment in exchange for potential greater returns.
*Example: "Young investors typically have higher risk tolerance than retirees."*
Russell 2000
An index tracking the 2,000 smallest stocks in the Russell 3000 Index, serving as a benchmark for small-cap stocks.
*Example: "The Russell 2000 is up 15% year-to-date."*
S
S&P 500
Standard & Poor's 500 Index, tracking 500 large-cap US companies. The most widely followed equity index.
*Example: "The S&P 500 is up 20% this year."*
SEC (Securities and Exchange Commission)
The US government agency responsible for enforcing securities laws and regulating the securities industry.
*Example: "The SEC requires public companies to file quarterly and annual reports."*
Sector
A distinct segment of the economy or market, such as technology, healthcare, or financials.
*Example: "The technology sector has outperformed the broader market."*
Securities
Financial instruments representing ownership (stocks), debt (bonds), or rights to ownership (options).
*Example: "The portfolio contains a diversified mix of securities."*
Sell-Side
Financial firms that sell investment services to investors, including investment banks and brokerages. Opposite of buy-side.
*Example: "Sell-side analysts publish research and recommendations for clients."*
Share
A unit of ownership in a corporation or mutual fund.
*Example: "I own 100 shares of Apple."*
Shareholder
An individual or institution that owns shares in a corporation.
*Example: "Shareholders voted to approve the merger."*
Shareholders' Equity
The residual interest in a company's assets after deducting liabilities. Also called book value or net worth.
*Example: "Shareholders' equity grew 10% to $50 billion."*
Short Interest
The total number of shares sold short and not yet covered.
*Example: "GameStop had short interest exceeding 100% of the float."*
Short Selling
Selling borrowed shares with the expectation of buying them back at a lower price.
*Example: "Short sellers profit when a stock's price declines."*
Small-Cap
Companies with market capitalization typically between $300 million and $2 billion. Generally more volatile but with higher growth potential.
*Example: "Small-cap stocks have outperformed large-caps over long periods."*
Speculation
High-risk investing based on price movements rather than fundamental value.
*Example: "Buying penny stocks is speculation, not investing."*
Spin-Off
The creation of an independent company through the sale or distribution of shares in a division or subsidiary.
*Example: "PayPal was spun off from eBay in 2015."*
Spread
The difference between two prices, rates, or yields. Most commonly refers to the bid-ask spread.
*Example: "The tight spread indicates high liquidity."*
Stock
A security representing ownership in a corporation and a claim on part of its assets and earnings.
*Example: "Stock prices fluctuate based on company performance and market conditions."*
Stock Split
An increase in the number of shares outstanding through issuing additional shares to current shareholders. Does not change total value.
*Example: "A 4-for-1 stock split gives shareholders 4 shares for every 1 they owned."*
Stop-Loss Order
An order to sell a security when it reaches a specified price, used to limit losses.
*Example: "I set a stop-loss at $90 to limit my downside if the stock drops from $100."*
Strike Price
The price at which an option holder can buy (call) or sell (put) the underlying asset.
*Example: "The $200 strike call option is profitable when the stock exceeds $200."*
Support
A price level where buying pressure typically prevents further price declines. The opposite of resistance.
*Example: "The stock has found support at the $150 level."*
T
Technical Analysis
A method of evaluating securities by analyzing statistics generated by market activity, such as past prices and volume.
*Example: "Technical analysis uses chart patterns and indicators to predict future price movements."*
Tender Offer
A public offer to shareholders to buy their shares at a specified price, usually at a premium to market.
*Example: "The acquirer made a tender offer at $50 per share, 30% above market price."*
Ticker Symbol
A unique series of letters representing a publicly traded company or fund.
*Example: "Apple's ticker symbol is AAPL."*
Time Value
The portion of an option's price attributable to the time remaining until expiration.
*Example: "Time value decreases as the option approaches expiration."*
Total Return
The complete return on an investment including price appreciation and income (dividends or interest).
*Example: "The total return was 15%, including 12% price appreciation and 3% dividends."*
Trading Volume
The number of shares or contracts traded during a specific period.
*Example: "Trading volume spiked to 100 million shares on the news."*
Treasury Stock
Shares that were once outstanding but have been repurchased by the company and are held in its treasury.
*Example: "Treasury stock reduces shares outstanding and increases EPS."*
Trend
The general direction of a market or asset price over time.
*Example: "The stock has been in an uptrend for six months."*
Turnover
The rate at which assets in a portfolio are bought and sold, or the total sales of a company.
*Example: "The fund's 200% turnover means it replaces its entire portfolio twice per year."*
U
Underperform
When an investment returns less than its benchmark or sector average.
*Example: "The stock underperformed the S&P 500 by 5% this year."*
Undervalued
A stock trading below its perceived intrinsic value.
*Example: "Value investors seek undervalued stocks the market has overlooked."*
Underwriting
The process by which investment banks raise capital for companies by selling securities to investors.
*Example: "Goldman Sachs was the lead underwriter for the IPO."*
Unrealized Gain/Loss
A profit or loss that exists on paper but has not been realized through a sale.
*Example: "The unrealized gain will become taxable when you sell."*
Upside
The potential for a stock or investment to increase in value.
*Example: "Analysts see 30% upside from current prices."*
V
Valuation
The process of determining the current worth of an asset or company.
*Example: "The company's valuation at IPO was $10 billion."*
Value Investing
An investment strategy that involves buying securities that appear underpriced based on fundamental analysis.
*Example: "Warren Buffett is famous for his value investing approach."*
Value Stock
A stock that appears to trade at a lower price relative to its fundamentals (earnings, dividends, book value).
*Example: "Banks and energy companies are often considered value stocks."*
Venture Capital
Financing provided to early-stage, high-potential startups in exchange for equity.
*Example: "The startup raised $50 million in venture capital funding."*
VIX (Volatility Index)
A measure of expected market volatility based on S&P 500 options. Often called the "fear gauge."
*Example: "The VIX spiked above 30 during the market sell-off."*
Volatility
The degree of variation in a security's price over time. Higher volatility means larger price swings.
*Example: "Tech stocks typically have higher volatility than utilities."*
Volume
The number of shares or contracts traded in a security or market during a given period.
*Example: "Average daily volume is 50 million shares."*
W
Wall Street
The financial district in New York City, often used to refer to the US financial industry collectively.
*Example: "Wall Street analysts are bullish on the stock."*
Warrant
A security giving the holder the right to purchase stock at a specified price, usually issued alongside bonds or preferred stock.
*Example: "The warrants allow purchase of shares at $25 within five years."*
Wash Sale
Selling a security at a loss and repurchasing it within 30 days, which disqualifies the loss for tax deduction purposes.
*Example: "The wash sale rule prevented him from deducting the loss."*
Watchlist
A list of securities an investor monitors for potential purchase or sale.
*Example: "I added NVDA to my watchlist after the earnings beat."*
Working Capital
Current assets minus current liabilities, measuring a company's short-term financial health.
*Example: "Positive working capital indicates the company can meet short-term obligations."*
Write-Off
The reduction of the value of an asset to zero on the balance sheet, often due to loss or obsolescence.
*Example: "The company wrote off $1 billion in goodwill impairment."*
X
X-Dividend
See "Ex-Dividend Date" — the date after which a buyer won't receive the next dividend.
Y
Year-Over-Year (YoY)
A comparison of a statistic from one period to the same period in the previous year.
*Example: "Revenue grew 20% year-over-year."*
Yield
The income return on an investment, typically expressed as an annual percentage.
*Example: "The dividend yield is 3%."*
Yield Curve
A graph showing the relationship between bond yields and their maturities.
*Example: "An inverted yield curve often precedes recessions."*
Yield to Maturity (YTM)
The total return anticipated on a bond if held until maturity, including all interest payments.
*Example: "The bond's yield to maturity is 5.5%."*
Z
Zero-Coupon Bond
A bond that pays no periodic interest but is sold at a discount to face value.
*Example: "A $1,000 zero-coupon bond might sell for $600 and mature at $1,000."*
Zero-Sum Game
A situation where one participant's gain equals another's loss.
*Example: "Options trading is a zero-sum game — every winning trade has a losing counterparty."*
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❓ FAQ
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*Last updated: January 2025*
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