What it means
The risk is normally split into three types. Transaction exposure affects individual contracted cash flows, such as an invoice due in 90 days in another currency.
Translation exposure affects the reported value of foreign subsidiaries when their accounts are converted for group reporting, while economic exposure describes the slower competitive damage that a sustained currency move can do to pricing and demand. Transaction exposure is the one most businesses meet first because it is concrete and datable.
Between agreeing a price and receiving the money, the rate moves, and the difference falls straight to the bottom line as a gain or loss. Nothing about the underlying trade has changed, which is why finance teams find these swings so frustrating.
Managing the risk starts with measuring it. That means listing every future foreign currency receipt and payment, netting them off by currency and by month, and identifying the residual exposure that is actually at risk.
Many companies discover that half their apparent exposure cancels out naturally once purchases and sales in the same currency are set against each other. The remaining exposure can be handled several ways.
A natural hedge matches costs to revenue in the same currency, forward contracts fix a rate for a future date, options set a worst case while keeping upside, and contractual clauses can share the risk with a customer. Each has a cost, and the discipline is to hedge to a policy rather than to a hunch about where rates are going.
The most common nuance is that hedging is not the same as speculating in reverse. A properly hedged company gives up the chance of a favourable move in exchange for certainty, and management must accept that hedges will sometimes look wrong after the event.
Judging a hedging policy by whether it beat the spot rate is a reliable way to end up with no policy at all.
In practice
Real-world examples
Example 1
A speciality food importer prices its catalogue annually in dollars but buys in euros. After a 7% currency move mid-year, its landed cost rises above the shelf price on two product lines, and it introduces a quarterly price review clause with its retail customers.
Example 2
A software company with development staff in Poland and revenue in dollars finds that a stronger zloty adds $340,000 to annual costs. It moves to hedging 70% of the next four quarters of payroll with rolling forward contracts.
Example 3
A group with a Canadian subsidiary reports lower consolidated revenue despite local growth, purely because the Canadian dollar weakened during the year. The board asks for results to be shown at constant currency alongside the reported figures.
Think of it
Think of foreign exchange risk like the weather when planning an outdoor event. You can plan everything perfectly, but if the weather changes unexpectedly, it can affect your event. Similarly, currency values can change without warning and impact your business finances.
Formula
Calculation
Currency gain or loss = foreign currency amount x (rate at settlement - rate at invoice).
A US engineering firm invoices a European customer 1,000,000 euros, payable in 90 days, when the rate is 1.1000 dollars per euro. At that point the expected receipt is 1,000,000 x 1.1000 = $1,100,000, and that is the figure recorded in the sales forecast. By the settlement date the euro has weakened to 1.0500, so the actual receipt is 1,000,000 x 1.0500 = $1,050,000. The loss is $1,100,000 - $1,050,000 = $50,000, which is $50,000 / $1,100,000 = 4.5% of the expected revenue. Had the firm sold the euros forward at 1.0950 on the invoice date, it would have received 1,000,000 x 1.0950 = $1,095,000, giving up $5,000 against the original expectation but avoiding $45,000 of the loss. If the contract carried a 10% gross margin of $110,000, that unhedged swing would have consumed almost half the profit on the job.Case study
Seen in the real world
Brackenford Marine is an illustrative and entirely fictional builder of small commercial vessels. It won a contract to supply two boats to an overseas buyer for 3,200,000 euros, with 30% payable on order and the balance on delivery 14 months later.
The finance director hedged the deposit but left the 2,240,000 euro final payment unhedged, reasoning that the euro looked likely to strengthen. Over the build period it weakened by about 6%, reducing the dollar value of that payment by roughly $150,000 against the figure used when the contract was priced. The contract had been costed on a margin of about $260,000, so more than half the expected profit disappeared without a single thing going wrong in the boatyard.
After the event Brackenford adopted a written policy: hedge at least 80% of contracted foreign currency receipts over $250,000 as soon as the contract is signed, with no discretion based on a view of the market. In this fictional case the policy cost a little in forward points on later contracts and removed the possibility of a repeat, which the board judged a fair trade.
Watch out
Common mistakes
- Deciding whether to hedge based on a prediction of where rates are heading, which turns a risk management decision into a currency bet the business is not equipped to win.
- Hedging gross exposures without netting purchases against sales in the same currency, which costs money on hedges that were never needed.
- Focusing only on invoices already issued and ignoring the pipeline, so a long-lead contract is exposed for a year before anyone treats it as a live risk.
Questions
People also ask
What is a natural hedge?
It is matching costs and revenue in the same currency, such as funding an overseas subsidiary's expenses from its own local income, so the exposures cancel without any financial instrument.
Should every exposure be hedged?
Rarely, since hedging costs money and small or offsetting exposures may not be worth the effort; most policies set a size threshold and a target percentage.
How does constant currency reporting help?
It shows performance with rates held fixed, which separates real trading changes from currency movement and makes year-on-year comparison meaningful.