
"Margin" is borrowing money from your broker to buy a stock and using your investment as collateral. Investors generally use margin to increase their purchasing power so that they can own more stock without fully paying for it. But margin exposes investors to the potential for higher losses.
How do I buy a stock on margin?
Key Takeaways
- Buying on margin means you are investing with borrowed money.
- Buying on margin amplifies both gains and losses.
- If your account falls below the maintenance margin, your broker can sell some or all of your portfolio to get your account back in balance.
What every trader should know about margin?
What Every Trader Should Know About Margin Margin can be a powerful tool to leverage your investment returns or to finance purchases apart from your portfolio. Traders should learn all they can about the benefits and risks of employing margin before deciding whether to incorporate it into their trading strategy.
What does buying stocks on margin mean?
What Does Buying on Margin Mean? Buying on margin is the purchase of a stock or another security with money that you’ve borrowed from your broker.It’s an example of using leverage, which means utilizing borrowed money to increase your potential profit.
What is margin trading and how does it work?
- $2,000. What happens when you add margin into the mix? ...
- $3,600. So, in the first case you profited $2,000 on an investment of $5,000 for a gain of 40%. ...
- -$4,400. In this example, if you sell your shares for $6,000, you still have to pay back the $5,000 loan along with $400 interest1, which leaves you with only $600 ...

Understand How Margin Works
Let's say you buy a stock for $50 and the price of the stock rises to $75. If you bought the stock in a cash account and paid for it in full, you'l...
Read Your Margin Agreement
To open a margin account, your broker is required to obtain your signature. The agreement may be part of your account opening agreement or may be a...
Understand Margin Calls – You Can Lose Your Money Fast and With No Notice
If your account falls below the firm's maintenance requirement, your firm generally will make a margin call to ask you to deposit more cash or secu...
Ask Yourself These Key Questions
1. Do you know that margin accounts involve a great deal more risk than cash accounts where you fully pay for the securities you purchase? Are you...
Learn More About Margin Trading
For more information, visit the website of FINRA and read Investing with Borrowed Funds: No "Margin" for Error, which links to other articles, stat...
Understand How Margin Works
Let's say you buy a stock for $50 and the price of the stock rises to $75. If you bought the stock in a cash account and paid for it in full, you'll earn a 50 percent return on your investment. But if you bought the stock on margin – paying $25 in cash and borrowing $25 from your broker – you'll earn a 100 percent return on the money you invested.
Recognize the Risks
Margin accounts can be very risky and they are not suitable for everyone. Before opening a margin account, you should fully understand that:
Read Your Margin Agreement
To open a margin account, your broker is required to obtain your signature. The agreement may be part of your account opening agreement or may be a separate agreement.
Know the Margin Rules
The Federal Reserve Board and many self-regulatory organizations (SROs), such as the NYSE and FINRA, have rules that govern margin trading. Brokerage firms can establish their own requirements as long as they are at least as restrictive as the Federal Reserve Board and SRO rules. Here are some of the key rules you should know:
Understand Margin Calls – You Can Lose Your Money Fast and With No Notice
If your account falls below the firm's maintenance requirement, your firm generally will make a margin call to ask you to deposit more cash or securities into your account. If you are unable to meet the margin call, your firm will sell your securities to increase the equity in your account up to or above the firm's maintenance requirement.
Ask Yourself These Key Questions
Do you know that margin accounts involve a great deal more risk than cash accounts where you fully pay for the securities you purchase? Are you aware you may lose more than the amount of money you initially invested when buying on margin? Can you afford to lose more money than the amount you have invested?
Learn More About Margin Trading
For more information, visit the website of FINRA and read Investing with Borrowed Funds: No "Margin" for Error, which links to other articles, statistics, and resources on margin trading.
How margin trading works and why it's usually a bad idea
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What is margin?
The simple definition of margin is investing with money borrowed from your broker.
What is margin trading?
Buying stocks on margin is essentially borrowing money from your broker to buy securities. That leverages your potential returns, both for the good and the bad, and it's important for investors to understand the implications and potential consequences of using margin.
Buying on margin example
Assume you have $1,000 in cash and want to buy $2,000 worth of a stock that trades at $10 a share. You can put up $1,000 of your own money, borrow $1,000 from your broker, buy 200 shares, and you'd own $2,000 worth of that stock.
What is a margin call?
When you have a margin loan outstanding, your broker may issue something known as a margin call, particularly if the market moves against you. When you get a margin call, your broker can demand you pony up more cash or sell out positions you currently own in order to satisfy the call.
Why buying on margin is a bad idea
Short-term movements in the market are almost impossible to predict, and there's always the risk of a black swan event like the coronavirus pandemic crashing the market. While the upside of margin trading may seem appealing, the downside risk is much greater.
What's the difference between margin trading and short selling?
There are some similarities between margin trading and short selling since both involve additional risks. However, the mechanics of short selling are much different from margin trading.
Margin Trading Explained
Joshua Kennon is an expert on investing, assets and markets, and retirement planning. He is the managing director and co-founder of Kennon-Green & Co., an asset management firm.
Definition and Examples of Margin Trading
When many traders want to buy a stock, they either deposit the necessary cash into a brokerage account to fund the transaction or save up for it by collecting dividends, interest, and rent on their existing investments. However, that isn't the only way to buy stock, and the alternative is known as "margin trading."
How Does Margin Trading Work?
Margin trading requires a margin account. This is a separate account from a "cash account," which is the standard account most investors open when they first start trading.
Pros Explained
Can buy more than your cash account would allow: Your cash account limits you to the cash you have on hand. If there's an investment you're interested in, you can invest significantly more with margin trading.
Cons Explained
Could lose money: If you borrow to invest more and that investment loses value, you'll lose significantly more than if you had only used the cash you had on hand.
How to Get Margin on Your Account
Getting access to a margin account is fairly easy if you can meet minimum cash requirements. This requirement is known as the min imum margin. The Financial Industry Regulatory Authority (FINRA) has established a baseline minimum margin of $2,000.
Frequently Asked Questions (FAQs)
Your margin rate is the interest rate your brokerage charges you for your margin loan. 8 The interest rate may vary depending on the size of your margin loan.
What Is Buying on Margin?
Buying on margin occurs when an investor buys an asset by borrowing the balance from a bank or broker. Buying on margin refers to the initial payment made to the broker for the asset—for example, 10% down and 90% financed. The investor uses the marginable securities in their broker account as collateral .
Understanding Buying on Margin
The Federal Reserve Board sets the margins securities. As of 2019, the board requires an investor to fund at least 50% of a security's purchase price with cash. The investor may borrow the remaining 50% from a broker or a dealer.
How Buying on Margin Works
To see how buying on margin works, we are going to simplify the process by taking out the monthly interest costs. Although interest does impact returns and losses, it is not as significant as the margin principal itself.
