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
   
Daily price limit   The maximum price advance or decline permitted for a futures contract in one trading session as compared to the previous day's settlement price.
   
Day order   A type of option order which instructs the broker to cancel any unfilled portion of the order at the close of trading on the day the order is first entered.
   
Day trade   A position that is opened and closed on the same day.
   
Debenture   A bond unsecured by any pledge of property. It is supported by the general credit of the issuing corporation.
   
Debit   Money paid out from an account either by way of a withdrawal or another transaction that results in decreasing the cash balance.
   
Debit spread   A spread strategy that decreases the account's cash balance when it is established. A bull spread with calls and a bear spread with puts are examples of debit spreads.
   
Debt   An obligation to repay a sum of principal, plus interest. In corporate terms, debt often refers to bonds or similar securities.
   
Decay   See Time decay.
   
Default   A bond is in default when the borrower has failed to live up to his/her obligations under the trust deed with regard to interest and sinking fund payments or has failed to redeem the bonds at maturity.
   
Defensive stock   A company stock purchased from a company that has maintained a record of stable earnings and continuous dividend payments through periods of economic downturn.
   
Delist   Removal of a security's listing on an exchange.
   
Delivery   The process of meeting the terms of a written option contract when notification of assignment has been received. In the case of a short equity call, the writer must deliver stock and in return receives cash for the stock sold. In the case of a short equity put, the writer pays cash and in return receives the stock.
   
Delivery month   The calendar month in which a futures contract may be satisfied by making or taking delivery.
   
Delta   A measure of the rate of change in an option's theoretical value for a one-unit change in the price of the underlying asset.
   
Depreciation   Systematic charges against earnings to write off the cost of an asset over its estimated useful life because of wear and tear through use, action of the elements, or obsolescence.
   
Derivative instrument   An asset whose value is determined by the market price of a given underlying asset (security), such as a stock or a commodity.
   
Diagonal spread   A strategy involving the simultaneous purchase and writing of two options of the same type that have different strike prices and different expiration dates. Example: buying 1 May 60 call and writing 1 March 65 call.
   
Dilution   Reducing the actual or potential earnings per share by issuing more shares or giving options to obtain them.
   
Direct bonds   Bonds issued directly by governments that are first-hand obligations of the government itself.
   
Discount   A term used to describe an option that is trading at a price less than its intrinsic value (i.e., trading below parity).
   
Discount rate   The percentage in which a payment, that will not be received until some time in the future needs to be reduced in order to arrive at its current worth.
   
Discretion   Freedom given by an investor to his or her investment advisor to use judgment regarding the execution of an order. Discretion can be limited, as in the case of a limit order which gives the trader $0.05 or $0.01 point from the stated limit price to use his or her judgment in executing the order. Discretion can also be unlimited, as in the case of a market-not-held order.
   
Distributions   Payments to investors by a mutual fund from income or from profit realized from sales of securities.
   
Diversification   Limiting investment risk by purchasing different types of securities from different companies representing different sectors of the economy.
   
Dividend   A per-share payment designated by a company's board of directors to be distributed among shareholders. For preferred shares, it is generally a fixed amount. For common shares, the dividend varies with the fortunes of the company and the amount of cash on hand. It may be omitted if business is poor or the directors withhold earnings to invest in plant and equipment.
   
Dividend discount model   The relationship between a stock's current price and the present value of all future dividend payments.
   
Dividend fund   A mutual fund that invests in common shares of senior Canadian corporations with a history of regular dividend payments at above average rates, as well as preferred shares.
   
Dividend tax credit   An income tax credit available to investors who earn dividend income through investments in the shares of Canadian corporations.
   
Dividend yield   The dividend yield on either common or preferred stock is the indicated annual dividend expressed as a percentage of the current market price of the stock.
   
Dividend reinvestment plan (DRIP)   A means of reinvesting dividends, which would otherwise be paid to the shareholder in cash, in additional stock of the company.
   
Dollar cost averaging   Investing a fixed amount of dollars in a specific asset at regular set intervals over a period of time. Dollar cost averaging lowers the average cost per share when compared to purchasing a constant number of shares at set intervals. The investor buys more shares when the price is low and buys fewer shares when the price is high.
   
Duration   The weighted average of the present value of a bond's coupon payments and principal, expressed in years.
 
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