On 15 January 2015 the Swiss National Bank discontinued its minimum exchange rate of CHF 1.20 per euro. Its statement also lowered the rate on sight-deposit balances above an exemption threshold to −0.75%. The policy change illustrates why an announced exchange-rate regime should not be treated as a permanent protection for a leveraged position.

What USD/CHF is and why the franc is the classic safe haven

A safe haven is an asset investors may seek during periods of risk aversion. The label describes a context-dependent market tendency, not a promise that the asset gains during every crisis or protects every account.

The comparison currency matters. Grisse and Nitschka’s SNB Working Paper 2013-04 studies monthly returns from January 1990 to August 2011 and finds different franc responses against different currencies, including USD and EUR. This is evidence from a defined historical sample, not a forecast that today’s risk news must push USD/CHF down.

Two pairs, the same additional USD holding

List currencies rather than instrument names alone. Hypothetically buy USD 10,000 for CHF 9,000 and separately sell EUR 10,000 for USD 11,000. Both are cash exchanges funded by existing CHF and EUR holdings.

Scroll sideways to see the full diagram

Two symbols increase one USD holdingBuying USD 10,000 costs CHF 9,000. Separately selling EUR 10,000 receives USD 11,000. The combined change ledger contains +USD 21,000, −CHF 9,000 and −EUR 10,000.Two cash exchangesCHF −9,000Buy USD/CHFEUR −10,000Sell EUR/USDUSD+21,000+USD 10,000+USD 11,000Combined balance changes:USD +21,000; CHF −9,000EUR −10,000
Two USD flows meet in the same balance. The arrows show amount changes, not forecast profit.

The ledger adds USD 21,000 and subtracts CHF 9,000 and EUR 10,000. Using USD/CHF and EUR/USD does not remove their common dollar exposure. Receiving USD 21,000 changes the composition of assets; the transfer alone does not create profit. Assessing the whole portfolio also requires starting balances and a valuation currency.

Assumptions: This hypothetical cash model starts with at least CHF 9,000 and EUR 10,000, with no borrowing, commission or interest. Amounts are fictional; this is neither a CFD position book nor a netting model.

USD/CHF in numbers — what a trader needs to know

Global turnover data describe a specified survey period. They do not establish the spread, depth or weekend gap at a particular retail broker. Inspect the current quote and contract before estimating trading costs.

USD/CHF: measurements to record

Record the broker’s current spread, contract size and minimum tick. For volatility and correlation, state the return frequency, sample dates and method. No fixed ATR or correlation coefficient is established by this example.

Without spreads, consistent quotes obey EUR/CHF = EUR/USD × USD/CHF. Hypothetically, 1.1000 × 0.9000 = 0.9900. If EUR/USD falls 2% to 1.0780 while USD/CHF stays 0.9000, EUR/CHF becomes 0.9702. This unit identity does not require an opposite USD/CHF move. A correlation estimate needs specified returns and sample dates; it is not an independent entry signal.

SNB policy and the historical EUR/CHF minimum

The SNB’s exchange-rate policy is relevant to CHF analysis. Its January 2015 statement explained that international monetary-policy divergence had changed the conditions behind the minimum rate. Do not infer a permanent intervention level from the size of its balance sheet or its ownership structure.

The January 2015 decision combined discontinuing the minimum exchange rate with a reduction in the sight-deposit rate. This is a dated policy example; consult the SNB’s current releases for present instruments and settings.

Invert the quote and exchange Bid and Ask

In a hypothetical quote with no extra fee, USD/CHF Bid is 0.8998 and Ask is 0.9002. To express the same exchange as USD per CHF, inverted Bid is 1 / 0.9002 = 1.110864; inverted Ask is 1 / 0.8998 = 1.111358, rounded to six decimals. Selling CHF buys USD at the original Ask. The inverse spread is about 0.000494 USD per CHF.

The inverted Bid remains below Ask. Taking the two reciprocals but leaving their labels unchanged would show a “Bid” above “Ask”: a labeling error, not an arbitrage opportunity. The inverse spread is 1 / 0.8998 − 1 / 0.9002, not 1 / 0.0004. Its currency unit also changes.

Compare like-for-like currencies and price sides before using another chart or price list. A cash conversion and a CFD position also require different contractual information: the quote alone does not specify contract size, profit currency, funding or settlement.

Pip value and alternative stop executions

Assume a hypothetical long position of USD 20,000, a pip of 0.0001 CHF per USD, full entry at Ask 0.9002 while Bid is 0.9000, and CHF 2 commission on each side. One pip is CHF 2. The chosen stop is 0.8972, 30 pips from entry; there is no funding or extra fee. Each exit below is a separate full close.

Hypothetical exits: USD 20,000 and CHF 4 total commission
Exit BidPrice P&LNet CHFNet PLN at assumed 4.50 PLN/CHF
0.9000−4 CHF−8 CHF−36 PLN
0.9062+120 CHF+116 CHF+522 PLN
0.8972−60 CHF−64 CHF−288 PLN
0.8952−100 CHF−104 CHF−468 PLN

For the PLN variant, assume every CHF cash flow is converted at the same 4.50 PLN/CHF with no conversion fee. This convention is a model input, not a current rate or broker rule. Price P&L is 20,000 × (exit Bid − 0.9002); subtract commission once. Use each actual conversion and charge in a real account.

Ordinary stops can fill below their trigger in this long-position example. At 0.8972 the net loss is CHF 64; at the hypothetical worse fill 0.8952 it is CHF 104. The Ask-to-Bid calculation already includes spread. Even an exit at the initial Bid 0.9000 loses CHF 8 after commission. A guaranteed stop, where offered under separate product terms, is distinct from an ordinary stop.

Execution protection and the account contract

A severe currency shock can stress brokers as well as clients. Check the legal entity, client-asset arrangements and applicable protections in the account contract. Broker financing, insolvency and enforcement histories require separate primary records; they should not be collapsed into an unsupported causal story.

Assess stop-loss execution, leverage and negative-balance protection separately. A normal stop may slip even when the spread is small. Any negative-balance protection depends on the applicable jurisdiction, client classification and contract; it is different from broker insolvency compensation.

Observation periods and combined currency exposure

Monitor scheduled SNB releases and allow for unscheduled decisions. The January 2015 decision demonstrates policy-change risk, but it does not establish a current volatility baseline or make the published calendar exhaustive.

Stress weekend and event exposure with clearly stated hypothetical gaps. A measured inverse correlation with EUR/USD can help describe a sample, but it is neither an execution safeguard nor an independent trading signal.

Do not treat USD/CHF 0.9000–0.9200 or 1.0500–1.0700 as official SNB defence lines. A technical zone is not a policy commitment. The documented historical minimum concerned EUR/CHF 1.20 and was discontinued in January 2015.

What to do before you open a USD/CHF position

The franc can attract safe-haven demand while remaining exposed to policy surprises and leveraged trading losses. No comparison here establishes that its central-bank shock risk exceeds every other major currency. Review how an ordinary stop behaves during a gap before relying on it.

Choose exposure from a defined loss budget and stress scenarios. A leverage ratio of five or an assumed 300-pip gap is not a universal safety threshold, and neither guarantees account survival. Use explicit contract size, account currency and execution assumptions in the calculation.

Related reading: SNB interventions and Swiss exchange-rate policy — detailed history of SNB interventions and the mechanics of bank policy; EUR/USD — characteristics of the most important forex pair — compare its USD and EUR exposure with USD/CHF.