An order to buy or sell a financial instrument immediately at the best possible price.
Market value
The number of shares in issue multiplied by their current market price.
Market-maker
A market-maker is a person or firm authorised to create and maintain a market in a security. Market-makers commit themselves to always being ready to deal in the range of stocks for which they are registered.
Markets In Financial Instruments Directive (MiFID)
European Union legislation covering investment intermediaries and financial markets which replaces the previous Investment Services Directive (ISD). MiFID, part of the EU’s Financial Services Action Plan, extends the coverage of the ISD regime and introduces new and more extensive requirements for firms, in particular in relation to their conduct of business and internal organisation.
Mark-to-market
The daily adjustment of an account to reflect accrued profits and losses.
Material news
News released by a public company that might reasonably be expected to affect the value of a company's securities or influence investors' decisions. Material news includes information regarding corporate events of an unusual and non-recurring nature, news of tender offers, unusually good or bad earnings reports, and a stock split or stock dividend. (See Trading halt)
Maturity date
Date on which a bond matures, at which time the face value will be returned to the purchaser. Sometimes the maturity date is not one specified date but a range of dates during which the bond may be repaid.
Maximum on-line publication level
On the London Stock Exchange, the maximum size of bargain in each SEAQ security which will be published on-line on SEAQ, immediately following trade reporting.
Member firm
A trading firm on the London Stock Exchange which may act as an agency broker on behalf of clients or a principal.
