By
Nikita Bundzen Head of North America Fixed Income Department
Updated January 17, 2025
What is an Extendible Bond?
An extendible bond is a type of long-term debt security. It includes an embedded option that allows the bondholder or issuer to extend its initial maturity date to a longer maturity date. This feature gives investors the flexibility to extend the bond's maturity if market conditions, such as interest rates, become more favorable. Extendible bonds provide a valuable option for bondholders to take advantage of potential changes in interest rates, thereby potentially increasing the bond's yield over a longer period. It is also an advantage for issuers to be able to defer principal repayment for a specific period of time.
retractable bond lies in their maturity options. An extendible bond provides its holder with the right to extend its initial maturity date at a specific point or points in time. This means that the investor initially purchases a shorter-term bond with the option to extend its term to a longer maturity date. This feature allows investors to take advantage of potentially falling interest rates without assuming the risk associated with a long-term bond. When interest rates fall, the price of a shorter-term bond increases less than that of a longer-term bond. Consequently, the extendible bond begins to behave or trade like a longer-term bond. Conversely, if interest rates rise, the bond behaves like a shorter-term bond.
On the other hand, a retractable bond allows the investor to own a longer-term bond with the right to retract it at a specific date. As interest rates rise, the bond's price falls. However, the bond will start to behave like a short-term bond once its price falls enough, making the price drop less severe than that of a typical long-term bond. At the worst, the investor can retract the bond at the retraction date, receive the par amount, and reinvest it.
Pricing
Both extendible and retractable bonds typically have higher prices and lower interest rates compared to other similar term bonds. This is because the embedded option—whether to extend or retract—adds value to the bond. The issuer benefits from paying a lower interest rate than they would otherwise have to pay. Investors gain the potential upside of a longer-term bond with the price risk of a shorter-term bond.
The pricing of these bonds incorporates option pricing techniques. Extendible bonds are viewed as a combination of a normal bond and a call option, while retractable bonds are seen as a combination of a normal bond and a put option. These option pricing techniques help determine the value of the embedded options and, consequently, the overall price and yield of the bonds.
Risks
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Valuation Difficulty. Extendible bonds can be challenging to value due to the option to extend the maturity date. The uncertainty in determining the exact cash flows makes it difficult for investors to determine the fair value of the bond and make an informed investment decision.
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Liquidity Risk. These bonds may be subject to liquidity risk. If the bond market becomes illiquid, investors might find it difficult to sell their bonds, potentially resulting in a loss of capital.
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Issuer's Financial Difficulty. If the issuer of the bond experiences financial trouble, the bond may be downgraded. This downgrade can lead to a decrease in the bond's value, affecting the investor's portfolio.
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Interest Rate Risk. If interest rates rise, extendible bonds may not perform as well as other securities, potentially leading to lower returns.
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Credit Risk. Extendible bonds carry credit risk, as the issuer might default on interest or principal payments, leading to a loss for investors.
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Market Risk. The value of extendible bonds can be influenced by overall market conditions, including economic downturns, which can negatively impact the bond's performance.
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Complexity. The embedded option in extendible bonds adds complexity, which can be difficult for some investors to fully understand and evaluate. This complexity can lead to suboptimal investment decisions.
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Opportunity Cost. By choosing extendible bonds, investors might miss out on potentially higher-yielding investments available in the market, particularly if interest rates decline and the bond does not perform as expected.
Example
An example of extendible bonds issued can be seen in a scenario where a company offers a bond with a face value of $1,000 and a lower initial coupon rate due to the embedded option, such as CIBC Bonds, 2.27% 9apr2031, CAD (CA13607HQN57). If interest rates fall, the investor decides to exercise the option to extend the bond's maturity to a longer period, potentially generating higher yield over time. This bond provides the flexibility akin to convertible bonds but focuses on extending the maturity rather than converting into the issuer's common stock. Key points include the minimum interest rate adjustment and the possibility of better returns, making it an attractive security for managing market factors and advancing the investor's portfolio with reduced risk compared to other types of bonds.