Margin debt is money that an investor borrows from their brokerage firm to buy stock. The maximum amount is limited by law and by the brokerage’s own rules.

In investing, trading on margin basically means borrowing money to invest. Learn the definition of margin, how margin trading works, and why it's usually a bad idea.

Discover the definition, causes, and consequences of margin calls, as well as practical tips and strategies for managing and preventing them.

A margin of safety shows you how much room you have between the stock’s current price and its intrinsic value. The higher the margin of safety, the lower the risk.

What is a margin call? Margin calls are formal demands from an investment bank to borrowers such as hedge funds or wealthy individuals asking them to stump up more cash to cover a loan.

Margin calls can be painful for investors trading with borrowed cash. Here, we answer the question "what is a margin call?" and explain why they happen.

What To Know A margin call occurs when a borrower no longer has enough equity to meet the broker's minimum requirements. In Musk's case, the price of Tesla stock used as collateral would fall ...

Typical margin requirement is 25%, meaning that customers' equity must be above that ratio in margin accounts to prevent a margin call.

Like the movie of the same name, China Tianrui Group Cement pinned the 99% stock-market drop on a margin call of an insider. Photo: ©Roadside Attractions/Courtesy Everett Collection ...

Margin call is when the equity on your account drops below your margin requirement. Your positions become at risk of being automatically closed.

As Tesla's share price continues to decline, Musk is at risk of defaulting on his past personal loans.