The Smart CFO’s Guide to Hedging Foreign Exchange Risk
By Stian van Zyl, FX Risk Manager at Kuda FX
For any CFO, the mandate is clear: protect margins, manage cash flow, and ensure predictability in financial reporting. These are not abstract goals - they sit at the core of business sustainability. Yet for South African companies with foreign currency exposure, one variable consistently disrupts all three: exchange rate volatility.
When the rand moves, it does not just reflect market sentiment. It directly alters input costs, revenue realisation, and ultimately reported earnings. This is why foreign exchange risk should not be viewed as a market issue to monitor, but as a financial management issue to actively control.
Hedging, in this context, is often misunderstood. It is not about trying to outsmart the market or calling the top or bottom of the rand. Even the most sophisticated institutions cannot consistently predict currency movements. The purpose of hedging is far more practical - it is about reducing uncertainty.
Every business with foreign exposure is already taking currency risk, whether consciously or not. An importer waiting to pay an offshore supplier in 90 days is exposed. An exporter invoicing in dollars but reporting in rand is exposed. The decision not to hedge does not eliminate that risk - it simply leaves it unmanaged. In effect, the real question is not whether to hedge, but whether that exposure is intentional and aligned to the company’s financial strategy.
In practice, many businesses fall into the trap of reactive hedging. Decisions are often driven by short-term market movements rather than structured planning. A sharp weakening in the rand can trigger panic, leading to rushed hedging at unfavourable levels. Conversely, a strengthening cycle can create hesitation, with the expectation that “a better level” will present itself. More often than not, this results in missed opportunities or delayed execution.
Another common challenge is misalignment with underlying cash flows. Hedging without a clear link to payment or receipt timelines introduces a different kind of risk - one where the financial instrument no longer serves the operational need. The outcome is complexity rather than clarity.
The differentiator, therefore, is not access to hedging instruments. It is the presence of a structured, deliberate strategy. One that is built around the business, not the market.
Effective hedging requires a clear understanding of several factors. First, the size and timing of currency exposures - both contracted and anticipated. Second, the structure of the facility used to implement hedging, including limits and flexibility. Third, liquidity considerations, particularly how hedging decisions impact cash flow and working capital. Finally, and most importantly, alignment with the company’s risk appetite and financial objectives.
There is no universal template. A capital-intensive importer with tight margins will require a very different approach to a high-margin exporter with natural currency buffers. The role of a specialist is not to provide a product, but to work alongside the CFO in defining and executing a strategy that fits the business.
This is where the distinction between transactional FX and strategic advisory becomes meaningful. Executing a trade is straightforward. Structuring a hedging framework that protects margins while preserving flexibility requires experience, discipline, and an understanding of how currency risk integrates into the broader financial picture.
For CFOs, the objective is not to eliminate risk entirely - that is neither practical nor necessary. The objective is to control it in a way that supports decision-making, stabilises cash flows, and protects profitability.
If currency impacts your profitability, then currency strategy isn’t optional - it’s operational.
About the author
Stian van Zyl is a Foreign Exchange Currency Risk Advisor at Kuda Foreign Exchange. A Chartered Accountant who completed his studies at Stellenbosch University, he typically advises businesses with complex foreign exchange requirements on managing currency risk, structuring hedging strategies and navigating the regulatory aspects of cross-border transactions.