Key Takeaways
- UK government bonds with low credit risk.
- Pay fixed or inflation-linked coupons semi-annually.
- Fund public spending; trade on London Stock Exchange.
- Green gilts finance environmental projects.
What is Gilts?
Gilts are government bonds issued by the UK Debt Management Office on behalf of HM Treasury, denominated in sterling and backed by the UK government, making them one of the safest fixed-income investments. They serve as a tool to finance public spending while providing investors with regular interest payments and principal repayment at maturity.
Because gilts have a specified face value, investors know the amount they will receive back at maturity, subject to the gilt’s terms.
Key Characteristics
Gilts have distinct features that define their role in a portfolio and the broader financial market.
- Types: Conventional gilts pay fixed coupons and principal at maturity; index-linked gilts adjust payments for inflation; green gilts fund environmental projects.
- Coupon Payments: Generally semi-annual, reflecting prevailing interest rates at issuance.
- Maturities: Range from short-term (3 months) to long-term (up to 50 years), affecting yield and price sensitivity.
- Credit Risk: Minimal due to UK government backing, making gilts low-risk compared to corporate bonds.
- Market Trading: Gilts trade on the London Stock Exchange, with prices influenced by interest rates and inflation expectations.
How It Works
When you invest in gilts, you effectively lend money to the UK government, receiving fixed or inflation-adjusted coupon payments until maturity, when the principal is repaid. Prices fluctuate inversely with interest rates, so gilts bought below par can generate capital gains if held to maturity.
Investors can purchase gilts directly or through funds such as bond ETFs, which offer diversification and liquidity. Understanding discounted cash flow (DCF) valuation techniques can help you assess the present value of future gilt payments and make informed purchasing decisions.
Examples and Use Cases
Gilts suit investors seeking predictable income and capital preservation, often serving as a core component of conservative portfolios.
- Institutional Investors: Pension funds and insurance companies use gilts for portfolio immunization to match liabilities.
- Retail Investors: Buying gilts through platforms or funds like BND provides exposure without managing individual bonds.
- Corporate Examples: While unrelated directly to gilts, companies like Delta and American Airlines illustrate how entities rely on bond markets for financing, contrasting with government-issued gilts.
Important Considerations
Despite their low credit risk, gilts are subject to interest rate and inflation risks, which can affect market prices and real returns. Holding gilts to maturity can mitigate price volatility but may limit liquidity options.
Investors should evaluate gilts within the context of overall portfolio goals and consider tax-efficient accounts. For diversified exposure, you might explore options like the best bond ETFs that include gilts alongside other fixed-income assets.
Final Words
Gilts offer a low-risk way to earn steady income backed by the UK government, with options to suit different inflation exposures and investment horizons. To determine if gilts fit your portfolio, compare current yields and maturities against your income needs and inflation outlook.
Frequently Asked Questions
Gilts are bonds issued by the UK government through the Debt Management Office, denominated in sterling. They are considered very low-risk because they are backed by the UK government, making them a secure way to finance public spending.
There are three main types of gilts: conventional gilts that pay fixed coupons semi-annually, index-linked gilts which adjust payments based on UK inflation, and green gilts which fund environmental projects. Conventional gilts are the most common, making up about 75% of the market.
Index-linked gilts adjust both their coupon payments and principal according to changes in the UK Retail Prices Index (RPI), usually with a lag. This means your investment keeps pace with inflation, helping to preserve purchasing power over time.
Yes, since 1997 gilts can be 'stripped' into zero-coupon components, allowing investors to buy and sell individual coupons and principal repayments separately. This provides flexibility and can meet different investment strategies.
Gilts typically pay fixed coupons twice a year and repay the principal at maturity. For example, a 5% gilt pays 5% annually in two semi-annual installments, and investors receive the full principal amount back at the end of the bond’s term.
While gilts have minimal credit risk, investors should be aware of interest rate risk, inflation risk (especially for conventional gilts), and liquidity risk. Prices can fluctuate based on changes in interest rates and market conditions.
Investors can buy gilts directly through platforms such as the UK Debt Management Office’s retail service or via brokers on the London Stock Exchange. This allows individuals to lend money to the government in exchange for steady income and capital preservation.
Green gilts are a type of conventional gilt where the funds raised are specifically allocated to environmental and climate-related projects. They function like standard gilts but support sustainable government initiatives.


