Close this search box.

Table of Contents

Prepayment Risk


Prepayment risk is a form of financial risk associated with the possibility that a borrower may pay off a loan or mortgage early, usually in a period of falling interest rates. This can cause a decrease in interest income for the lender or investor if they had originally planned for longer terms of interest payments. It can also force the reinvestment of funds at lower interest rates, leading to potential losses.


The phonetics of the keyword “Prepayment Risk” is: /pree-pey-muhnt rihsk/

Key Takeaways

<ol><li>Prepayment Risk is the risk that a borrower may pay off his/her loan earlier than expected. This can impact investors who are expecting a certain yield from interest payments over the full term of the loan, as prepayment can reduce the overall income from interests.</li><li>The prepayment risk is especially prevalent in mortgage-backed securities because homeowners often refinance their mortgages when interest rates fall. This risk means that a drop in interest rates can result in mass prepayments, leaving the investors with a significant reduction in income.</li><li>In order to compensate for prepayment risk, some securities may have a prepayment penalty clause. This clause allows the lender to impose a fee if the borrower pays off the loan before a specified period. This can add a layer of security for the investors, but it can also create a financial burden for borrowers.</li></ol>


Prepayment Risk is an essential term in business/finance as it pertains to the potential risk that a borrower may pay off a loan or debt earlier than the scheduled time. This is important because it affects the return on investment that a lender or investor might expect. If a loan is paid off early, the lender or investor misses out on future interest payments they would have received if the loan had run its full term. Consequently, it may alter investment strategies and could result in potential financial losses or lower than expected returns. Additionally, the reinvestment of the early payment may occur in an environment of lower interest rates, further reducing the anticipated income. Therefore, understanding and managing prepayment risk is crucial for financial planning and management.


Prepayment risk is an integral consideration in the finance and investment field, particularly in areas involving mortgage-backed securities (MBS). Essentially, it navigates the potential interruptions to an expected income stream. Mortgage holders have the right to pay back their loans before the term ends, which may seem favorable at first but may disrupt the finances of the investors or the financial institutions lending the money. When this happens, these entities garner their return on investment at a much faster rate, potentially obliging them to reinvest at lower, less lucrative interest rates. This phenomenon is the essence of prepayment risk.From an investor’s perspective, prepayment risk also poses concern because it forces them to predict behaviors and variables difficult to anticipate, such as shifts in the housing market or changes in interest rates. These could influence a homeowner’s decision to refinance a mortgage due to more favorable loan conditions. Therefore, understanding prepayment risk allows investors to better manage their portfolio, focusing on securities with lower prepayment risk when interest rates are predicted to fall, and conversely, retaining the option of greater prepayment risk when interest rates seem set to rise. Thus, awareness of prepayment risk can serve as a vital tool in investment decision-making, particularly within asset-backed security portfolios.


1. Mortgage Loans: When a homeowner decides to refinance their mortgage for a lower interest rate, they effectively pay off their original mortgage early. This not only puts the lending institution at risk of reinvestment at a lesser yield but also poses a risk to mortgage-backed securities investors. They might receive their principal earlier and possibly at a time when they are unable to reinvest it at a comparable rate of return.2. Corporate Bonds: If a business issues a bond that can be called, or paid off early, it can do so when interest rates fall. This allows the company to distribute new bonds at lower rates, benefiting the company. However, the investors who originally purchased the bonds are now paid off prematurely and may not find as profitable an investment to move their funds to; this is the prepayment risk faced by the bond-holders.3. Car Loans: When an individual decides to pay off their auto loan earlier than the agreed-upon term, the lending institution faces a prepayment risk. This premature repayment can affect the financial institution’s projected cash flow and force it to seek other (and potentially lesser-yielding) investment opportunities.

Frequently Asked Questions(FAQ)

What is Prepayment Risk?

Prepayment risk is the possibility that a debtor may pay off their debt obligations earlier than the expected due date, potentially affecting the returns for lenders or investors.

How does Prepayment Risk affect investors?

In some cases, investors might receive their principal earlier, which might disrupt their projected income streams – particularly if interest rates have dropped and they are unable to find a similarly high-yielding investment.

Does Prepayment Risk only apply to mortgages?

While prepayment risk is common in mortgages, it can apply to any type of loan where there is the possibility that the borrower may pay off the debt earlier than expected. This could include auto loans, business loans, or personal loans.

Can Prepayment Risk be avoided?

While it cannot be completely avoided, it can be managed. For example, prepayment penalty clauses in loan agreements can help offset the risk to some degree.

How does Prepayment Risk affect bond prices?

Prepayment risk may lower the price of callable bonds as the bond issuer may repay the principal early, particularly in a falling interest rate environment. This is particularly true for mortgage-backed securities.

How is Prepayment Risk calculated?

Prepayment risk is typically calculated using financial models considering various factors such as prevailing interest rates, the borrower’s creditworthiness, and the potential for penalties.

How does refinancing relate to Prepayment Risk?

Borrowers may decide to refinance their debt when interest rates drop, paying off their existing debt with a new, lower-cost loan. This introduces prepayment risk due to early repayment of the initial loan.

Are all lenders exposed to Prepayment Risk?

Not all lenders are exposed to prepayment risk. Lenders who provide non-callable and non-amortizing loans, for instance, will not face prepayment risk.

What’s the relationship between Prepayment Risk and reinvestment risk?

Both risks are related to changes in interest rates. If a debt is prepaid, the investor must reinvest the funds, often at a lower interest rate, leading to reinvestment risk.

Related Finance Terms

Sources for More Information

About Our Editorial Process

At Due, we are dedicated to providing simple money and retirement advice that can make a big impact in your life. Our team closely follows market shifts and deeply understands how to build REAL wealth. All of our articles undergo thorough editing and review by financial experts, ensuring you get reliable and credible money advice.

We partner with leading publications, such as Nasdaq, The Globe and Mail, Entrepreneur, and more, to provide insights on retirement, current markets, and more.

We also host a financial glossary of over 7000 money/investing terms to help you learn more about how to take control of your finances.

View our editorial process

About Our Journalists

Our journalists are not just trusted, certified financial advisers. They are experienced and leading influencers in the financial realm, trusted by millions to provide advice about money. We handpick the best of the best, so you get advice from real experts. Our goal is to educate and inform, NOT to be a ‘stock-picker’ or ‘market-caller.’ 

Why listen to what we have to say?

While Due does not know how to predict the market in the short-term, our team of experts DOES know how you can make smart financial decisions to plan for retirement in the long-term.

View our expert review board

About Due

Due makes it easier to retire on your terms. We give you a realistic view on exactly where you’re at financially so when you retire you know how much money you’ll get each month. Get started today.

Due Fact-Checking Standards and Processes

To ensure we’re putting out the highest content standards, we sought out the help of certified financial experts and accredited individuals to verify our advice. We also rely on them for the most up to date information and data to make sure our in-depth research has the facts right, for today… Not yesterday. Our financial expert review board allows our readers to not only trust the information they are reading but to act on it as well. Most of our authors are CFP (Certified Financial Planners) or CRPC (Chartered Retirement Planning Counselor) certified and all have college degrees. Learn more about annuities, retirement advice and take the correct steps towards financial freedom and knowing exactly where you stand today. Learn everything about our top-notch financial expert reviews below… Learn More