Glossary term
Swap
A swap is a derivatives contract in which two parties exchange cash flows, risks, or returns according to an agreed formula.
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What Is a Swap?
A swap is a derivatives contract in which two parties exchange cash flows, risks, or returns according to an agreed formula. Swaps can reference interest rates, currencies, commodities, credit risk, equity returns, inflation, volatility, or other financial measures.
The underlying asset or notional amount usually is not exchanged. Instead, the parties calculate payments based on that reference amount and settle the difference on agreed dates. That structure lets swaps transform exposure without requiring a direct purchase or sale of the underlying asset.
Key Takeaways
- A swap exchanges one set of cash flows or exposures for another.
- Common types include interest rate, currency, commodity, credit default, inflation, and total return swaps.
- Swaps can hedge risk or create targeted market exposure.
- They can introduce counterparty, collateral, liquidity, valuation, and legal-documentation risk.
How Swaps Work
A swap contract defines the notional amount, payment formula, reference rate or price, settlement dates, collateral terms, termination rights, and events of default. On each settlement date, the parties calculate what each side owes. In many swaps, payments are netted so only one net amount changes hands.
For example, in an interest rate swap, one party may pay a fixed rate and receive a floating rate based on a benchmark. In a commodity swap, one party may pay a fixed commodity price and receive a floating market price. In a total return swap, one party may receive the return on an asset while paying a financing rate.
Common Swap Types
Swap type | Exposure exchanged |
|---|---|
Fixed and floating interest-rate payments | |
Fixed and floating commodity-price exposure | |
Currency swap | Cash flows in different currencies |
Credit default swap | Credit protection in exchange for premium payments |
Total return swap | Total return on an asset in exchange for financing or another payment stream |
Why Institutions Use Swaps
Swaps are useful because they can reshape risk efficiently. A borrower can convert floating-rate debt into fixed-rate exposure. An airline can hedge fuel prices. A fund can gain exposure to an index without owning every component. A bank can manage asset-liability risk.
The same flexibility creates complexity. A swap can look low-cost at inception but still carry large future payment obligations if the reference price moves sharply. Collateral calls can also create liquidity pressure even when the swap is economically connected to a hedge.
Risk Controls
Swap users focus on documentation, counterparty credit, margin, clearing, reporting, valuation, and termination rights. Standardized swaps may be cleared through a central counterparty and traded on regulated platforms when required. Customized over-the-counter swaps may rely more heavily on bilateral credit support and documentation.
The financial impact should be read together with the exposure being hedged or created. A swap gain may offset a business loss elsewhere, while a swap loss may be the cost of reducing a larger risk.
The Bottom Line
A swap is a derivative for exchanging cash flows or risk exposures. It can be a precise hedging tool or a leveraged source of market exposure, so its value depends on the reference asset, payment formula, collateral terms, counterparty strength, and purpose of the trade.