While net profit margin is the most familiar and commonly used measure, there are actually four levels or types of profit ... its expenses or fails to achieve good sales. Drilling it down further ...

Transfer additional securities into your account up to the maintenance margin level. Sell securities (possibly ... Buying ...

It can keep itself at this level as long as its operating expenses ... Brex. "What Is a Good Profit Margin? Industry Averages and How to Improve Yours." Business Development Bank of Canada.

A margin call occurs when the value of securities in a brokerage account falls below a certain level, known as the maintenance margin, requiring the account holder to deposit additional cash or ...