Fixed-Income Security: Definition, Types, and Investment Examples

A fixed-income security, also known as a debt instrument, is an investment that provides a reliable and predictable stream of interest income over a specified period. Unlike equities, which may vary in returns, fixed-income securities tend to offer lower volatility and relatively lower risk. They are ideal for investors seeking continuous cash flow and preservation of capital.

1. Bonds

Bonds are the most common type of fixed-income securities. When an investor purchases a bond, they are essentially lending money to a corporation, municipality, or government entity, which in return promises to pay a fixed interest rate over the life of the bond, and return the principal at maturity.

Categories of Bonds:

• Government Bonds: Issued by national governments (e.g., U.S. Treasury Bonds).
• Municipal Bonds: Issued by local governments or municipalities.
• Corporate Bonds: Issued by corporations to raise capital.

2. Fixed-Rate Loan

A fixed-rate loan allows the borrower to borrow a fixed sum of money and repay it over time with fixed payments that remain constant over the life of the loan. These are often used by individuals or businesses.

3. Mortgage-Backed Securities (MBS)

MBS are a pool of mortgages collected and sold as a single security. Investors earn periodic payments derived from the payments made by the homeowners on the underlying mortgages.

4. Certificates of Deposit (CDs)

Certificates of Deposit are time deposits offered by banks, yielding a fixed interest rate for a pre-determined period. CDs are known for their low risk, as they are often insured by national deposit insurance entities.

Example 1: U.S. Treasury Bonds

Considered one of the safest investments, U.S. Treasury Bonds are issued by the federal government. They typically pay interest semi-annually and are known for their low default risk.

Example 2: Investment-Grade Corporate Bonds

Corporate bonds from companies with high credit ratings (investment-grade) are attractive as they offer higher yields than government bonds while maintaining a relatively low risk of default.

Example 3: Municipal Bonds

Municipal bonds provide interest payments that are often exempt from federal income tax and, in some cases, state and local taxes as well. They are a good choice for investors in high tax brackets.

Applicability

Fixed-income securities are essential for various types of investors, from individuals seeking to safeguard their capital to institutions needing to balance their portfolios with less volatile investments. They play a critical role in pension funds, insurance companies, and individual retirement accounts.

Fixed-Income Securities vs. Equities

• Risk: Fixed-income securities generally have lower risk compared to equities, as they provide regular interest payments.
• Return: Equities have potential for higher returns but come with higher volatility and risk.
• Liquidity: Fixed-income securities can be less liquid compared to equities, especially in secondary markets.

Related Terms

• Yield: The income return on an investment.
• Coupon Rate: The interest rate stated on a bond.
• Maturity Date: The date when a bond’s principal is repaid.
• Credit Rating: An evaluation of the credit risk of a prospective debtor.

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