Glossary term
S&P Global Ratings
S&P Global Ratings is a global credit rating agency that publishes credit opinions on issuers, securities, and financial obligations.
Updated
Read time
What Is S&P Global Ratings?
S&P Global Ratings is a global credit rating agency that publishes opinions on the creditworthiness of issuers, securities, and financial obligations. It is part of S&P Global and is one of the major rating agencies used in bond and structured-finance markets.
The agency is historically connected to Standard & Poor's, but the stronger current name for the ratings business is S&P Global Ratings. Its ratings help investors, issuers, lenders, and regulators compare relative credit risk.
Key Takeaways
- S&P Global Ratings is a major global credit rating agency.
- Its ratings express opinions about relative creditworthiness.
- Ratings can apply to companies, governments, financial institutions, bonds, loans, and structured securities.
- A credit rating is not a guarantee, recommendation, or complete valuation analysis.
- Rating changes can affect borrowing costs, bond prices, collateral rules, and investor eligibility.
How S&P Ratings Work
S&P Global Ratings assigns ratings using sector-specific methodologies. Analysts evaluate business risk, financial risk, debt structure, liquidity, governance, legal protections, macroeconomic conditions, and obligation-specific features. The relevant factors differ across corporate bonds, sovereign debt, municipal obligations, insurance companies, banks, and structured finance.
The familiar letter-grade scale gives markets a common shorthand. Higher ratings generally indicate lower expected credit risk. Lower ratings generally signal higher credit risk and often require higher yields. Outlooks and CreditWatch placements provide additional signals about possible future changes.
What Ratings Influence
Credit ratings can influence how much an issuer pays to borrow. A downgrade can widen spreads, reduce demand from rating-constrained investors, affect index eligibility, trigger covenant or collateral provisions, and draw scrutiny from lenders. An upgrade can improve market access and reduce financing pressure, though the market may already have anticipated the improvement.
Investors use ratings to organize risk, but they still need to evaluate yield, maturity, duration, call protection, liquidity, taxes, covenant strength, and portfolio fit. A rating answers a credit question, not every investment question.
S&P Global Ratings Versus the S&P 500
Name | What it refers to |
|---|---|
S&P Global Ratings | The credit rating agency business |
S&P 500 Index | A U.S. large-cap equity index |
S&P Global | The broader parent company and financial information business |
The shared S&P name can confuse readers. S&P Global Ratings evaluates credit risk. The S&P 500 tracks large U.S. stocks. One is a ratings business; the other is an equity benchmark.
How Investors Use the Signal
Institutional investors often use ratings to set portfolio guidelines, compare issuers, manage credit limits, and determine whether a bond fits an investment-grade or high-yield mandate. Banks and insurers may also use ratings inside risk management, collateral, and capital processes.
Those uses make rating changes market-moving. A downgrade from investment grade to speculative grade can force some investors to sell, even if the issuer continues paying. That technical pressure can affect spreads and liquidity in ways that go beyond the rating opinion itself.
Where It Can Mislead
A rating can look more precise than it is. Credit ratings are analytical opinions that depend on assumptions and available information. They can lag fast-moving market stress, and they do not promise that a borrower will avoid default. They also do not measure whether the investor is being paid enough yield for the risk.
Structured securities require special care. Two securities with the same rating can have different collateral, cash-flow waterfalls, prepayment behavior, legal protections, and liquidity. The rating is a starting point, not the whole map.
Investor Takeaway
S&P Global Ratings gives markets a widely used credit-risk language. The most useful reading pairs the rating symbol with the report behind it, the outlook, the security's structure, and the price of the risk in the market today.