Bonds in Depth

Bonds in Depth

A bond is a debt instrument in which the issuer borrows capital under defined contractual terms. For traders, the most important Foundation-level step is to understand that a bond has both a contractual structure and a market price. Its yield and price interact, and credit and interest-rate conditions affect the market value.

Core bond structure

Key elements include the issuer, face value, coupon, maturity, and credit quality. A government, municipality, or company may issue debt. The contractual terms determine the promised payments, subject to the issuer’s ability to meet its obligations.

Price and yield

Existing fixed-coupon bonds generally move inversely to market yields. When required yields rise, an existing bond with a fixed coupon becomes less attractive relative to newly issued bonds, so its market price tends to fall. When yields fall, the existing fixed coupon becomes relatively more attractive and the price tends to rise.

Interest-rate risk and credit risk

Longer-maturity bonds are generally more sensitive to changes in yields than shorter-maturity bonds, all else equal. Credit risk is different: it concerns the issuer’s ability and willingness to meet its obligations. We should not treat all bonds as equally risky simply because they share the same basic instrument type.

Trader application

Bond markets also matter indirectly for equity and other traders. Changes in yields can alter discount rates, financing conditions, and relative asset attractiveness. At Foundation level, our task is to recognize the connection between bond prices, yields, maturity, and issuer risk before we later study macro and intermarket relationships in greater depth.

Key Terms

Bond, issuer, face value, coupon, maturity, yield, bond yields, credit risk.

Knowledge Check

1. Why do fixed-coupon bond prices generally move inversely to market yields?
2. What is the difference between interest-rate risk and credit risk?
3. Why can bond-market movements matter to equity traders?