A Stock Broker - is an agent, matching up buyers and sellers on the stock market. He sells or buy stocks on behalf of a customer, charging a fee or commission for his services.
Stock brokers may also offer advices in which stock or funds to invest.

Stop Loss - is an order placed with a broker to sell a security when it reaches a certain price. It is designed to limit an investor's loss in case the price of security falls down. All online discount broker allow investors to set stop order which will automatically sell the security after the price falls over the certain percentage.

Also known as a "stop order" or "stop-market order".

Trailing P/E - is a sum of P/E of the company on a past 12 moths basis.

Trailing P/E Ratio = Current Share Price \ Trailing Twelve Months EPS

As P/E is a relative ratio and can be calculated on the past or future 12 moths basis, Trailing P/E ratio is based exclusively on the past 12 months basis.

Turnover - The ratio of annual sales to inventory; or, the fraction of a year that an average item remains in inventory.

Turnover Rate - is the number of times that an average inventory of goods is sold during a fiscal year or some designated period. Low turnover is a sign of inefficiency, since inventory usually has a rate of return of zero.

For mutual funds, turnover rate is a measure of trading activity during the previous year, expressed as a percentage of the average total assets of the fund.

Turnover Ratio - For a mutual funds, turnover Ratio represents the percentage of a holdings that have been replaced with other holdings over a time period, usually one year. Mutual funds with higher turnover ratio have greater transaction costs.

Investment Dictionary

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