What Is Premium Bond?

A comprehensive overview of Premium Bonds, which are bonds sold at a price above their face or redemption value, along with tax amortization details.

Premium Bond: Bond Sold Above Face Value

In the world of finance and investing, a Premium Bond refers to a bond that is sold for more than its face or redemption value. For example, if a bond has a face value of $1,000 but is sold for $1,050, it is classified as a Premium Bond. This occurs when the coupon rate of the bond is greater than the prevailing interest rates in the market, making it a more attractive investment.

Calculation and Pricing of Premium Bonds

The price of a bond fluctuates based on changes in market interest rates. Here’s a basic formula to understand bond pricing:

$$ P = \frac{C \left( 1 - (1 + r)^{-n} \right)}{r} + \frac{F}{(1 + r)^n} $$

Where:

  • \( P \) is the current price of the bond
  • \( C \) is the annual coupon payment
  • \( r \) is the market interest rate (discount rate)
  • \( n \) is the number of years until maturity
  • \( F \) is the face value of the bond

For a Premium Bond, after adjustments, \( P \) will be higher than \( F \).

Types of Premium Bonds

  • Callable Bonds: These can be redeemed by the issuer before their maturity. Investors may pay a premium for callable bonds due to the higher coupon payments associated with them.
  • Convertible Bonds: These can be converted into a predetermined amount of the issuer’s equity. If the conversion terms are favorable, investors might purchase at a premium.

Tax Considerations and Amortization

For tax purposes, the premium paid for a bond can be amortized over the life of the bond on a straight-line basis. This process reduces the annual taxable amount of the interest received from the bond. The following formula shows the amortization method:

$$ \text{Amortized Premium} = \frac{\text{Bond Premium}}{\text{Number of Years to Maturity}} $$

For example, if a bond premium is $50 and the bond matures in 5 years, the annual amortization would be:

$$ \text{Amortized Premium} = \frac{50}{5} = 10 $$

Historical Context

Premium Bonds date back to when the differentiation between coupon rates and market rates became significant in financial markets. Historically, premium pricing often resulted from high coupon rates set during periods of economic growth or high inflation, which later declined.

Applicability and Investment Strategy

Investors may prefer Premium Bonds for:

  • Higher Coupon Payments: These bonds often offer higher periodic interest payments, making them preferable during stable or declining interest rate environments.
  • Capital Preservation: Investors looking to preserve their capital principals might opt for premium bonds since they receive higher interests, albeit at a higher initial cost.

FAQs

Why would an investor buy a Premium Bond?

Investors might buy a Premium Bond for its higher coupon payments relative to current market rates, providing stable income.

How does amortizing bond premium affect taxes?

Amortizing the bond premium reduces the amount of taxable interest income each year, thereby lowering the investor’s tax liability.

Can Premium Bonds lose value?

Yes, Premium Bonds can lose value if interest rates in the market rise, leading to falling bond prices.

Summary

Premium Bonds are integral to the fixed-income market, offering higher coupon payments at a cost above their face value. While they provide attractive income streams, they also involve complex tax implications and potential risks related to interest rate fluctuations. Understanding these bonds helps investors make informed decisions, aligning their portfolios with financial goals and market conditions.


  1. Fabozzi, F. J. (2000). Bond Markets, Analysis, and Strategies. Prentice Hall.
  2. Ross, S. A., Westerfield, R. W., & Jaffe, J. (2008). Corporate Finance. McGraw-Hill/Irwin.
  3. “Premium Bonds.” Investopedia, https://www.investopedia.com/terms/p/premiumbond.asp.
  4. Brigham, E. F., & Houston, J. F. (2012). Fundamentals of Financial Management. Cengage Learning.

This entry provides thorough information on Premium Bonds, ensuring readers gain comprehensive insights into their mechanisms, applications, and implications within the financial markets.

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