FX Futures Rollover: Is That Price Jump Real?

A euro futures chart jumps at the same instant a platform changes the displayed contract month. Before recording a breakout, pull up both dated contracts. The most important price on roll day may be the difference between two simultaneous quotes.

Start with spread order confirmation and dated contract histories. Look for orientation of the calendar spread and fills on both legs. The calculation you want is the ledger change across two dated euro futures. A common reason for a discrepancy is continuous-chart adjustment or an unfilled leg. The first worked figures below are illustrative. The historical section identifies the actual observations used and lets you change one assumption at a time.

Write the two legs in full

Suppose one June euro future was bought at 1.07640 and sold at 1.08290. With the 125,000-euro multiplier the realized gain on the old position is USD 812.50 before costs. The September future is simultaneously bought at 1.08510. The 22-pip difference corresponds to USD 275 across the contract, but the new position starts at its actual fill. Charging USD 275 again as an immediate trading loss would double count the relationship between maturities.

If September later settles at 1.08370, the second leg has lost 0.00140 × 125,000, or USD 175. Combined P&L is USD 637.50 before fees. These are a reconciliation of completed fills, without a stipulated stop or target. A planned directional trade with an explicit risk:reward calculation appears in the chart exercise.

Distinguish the roll from a surprise currency move

Find the exchange’s spread convention and check the intended leg sides. A buy order in a named spread can refer to buying a specific designated leg. Ask what happens if you submit each leg separately. An incomplete second fill can temporarily leave you flat or double the intended exposure. Keep the leg confirmations even if the platform displays a single spread fill.

Raw spliced charts preserve dated prices but can show a discontinuity. Back-adjusted charts remove historical roll jumps by modifying earlier displayed levels. For an ICT liquidity sweep, a historical price must have existed in the contract actually tradable at the time. Rebuild the preceding swing on the individual contract before using it as a price reference.

When the platform shows a breakout on switch day

Place the continuous chart and the near and deferred charts side by side. Find the exact timestamp when the platform first selected the deferred month. If the continuous series jumps but each dated market trades inside its own recent range, the apparent breach reflects the splice. An ICT setup relying on a sweep of that level would require a real, tradable prior high or low in the instrument used for entry.

Then inspect the spread itself. If both outright charts move together while the spread hardly changes, much of the movement is shared directional exposure. If the spread moves while the spot market is quiet, check changes in carry, liquidity and the delivery calendars. Bid and ask quotes on both legs are stronger evidence than the last print of a lightly traded month.

How to check the figures yourself

For a long position, the near leg is a sale and the deferred leg is a purchase. Write those directions before reading a signed spread price. The difference between dated prices is part of the market’s term structure. Record realized gain on the old contract and separately open the new contract at its fill.

Reconcile the futures statement’s daily variation margin to the change between fills; the same gain can already have been paid across several days. The cash flows and cumulative profit must add up. Keep commissions and fees separate so the calendar-spread difference is not deducted twice.

Historical cases and a reproducible dollar comparison

To see what changes the dollar decision, take one clearly defined exposure: one standard euro future. The historical column follows EUR/USD, using daily Federal Reserve exchange-rate observations distributed through FRED as DEXUSEU. The exercise uses 96 complete or selected calendar months from 2017-01 through 2024-12. The fixed research window runs from January 2017 through December 2024. Rates are publicly observed. Retail fees, contract terms and decision rules in the examples are assumptions.

Assume the deferred future sits 0.00218 dollars per euro above the spot reference throughout. Multiply the assumed deferred price by 125,000 euros. The table expresses contract notional, which differs from margin required or P&L credited on a roll.

The modeled output is measured in US dollars. Its sign and units are essential when you work backward from a chart. Write the initial reference, the final reference, their dates and the modeled result in separate columns. Calculate with unrounded inputs, then round for display. A dollar-cent display may conceal small changes in the reference, especially where the model floors an outcome at zero. A higher contract notional does not automatically create an additional cash debit for the spread. Check variation margin and fill records on the old and new contracts individually.

Across these months the exchange quote rose 45 times, fell 51 times and was unchanged 0 times. The median absolute endpoint change was 1.45%. The 25th and 75th percentiles of signed endpoint returns, using the sorted observation at the floor of the fractional rank on a zero-based scale, were -1.40% and 1.50%. These are descriptive sample figures. A frequency of rising quotes is neither a rate of profitable trades nor the chance of a favorable outcome on a future payment.

The largest rise | 2020-07

Start with the largest signed monthly rise in this sample. At the last observation of 2020-06, the quote was 1.12370. At 2020-07-31 it was 1.18220, a signed change of 5.21%. Applying the exposure rule to the earlier price gives 140,735.00 US dollars. Applying it to the later price gives 148,047.50 US dollars. The resulting difference is 7,312.50 US dollars. The quote and the modeled amount need not move in the same direction. Read the numerator and denominator of the actual contract before interpreting a rising candle as a higher bill.

For a plausible contemporaneous alternative, use the first observation of the new month, 1.12590 on 2020-07-01, as the budget anchor. The modeled change to the same ending date becomes 7,037.50 US dollars. You have altered only the starting timestamp. That small adjustment matters when the prior month ended before a weekend or holiday. A report that chooses the better anchor afterward mixes performance evaluation with hindsight. Use the timestamp of the actual invoice, forecast or mandate if one exists.

Reconcile the expiring month separately from the spread

Translate the two spot reference levels into artificial near-contract marks of 1.12200 and 1.18140 for a one-contract holding. Selling the old contract realizes USD 7,425.00 before charges on 125,000 euros. The deferred leg is purchased at 1.18404, so its signed price difference from the old sale equals 26.4 pips. That difference corresponds to USD 330.00 of notional price difference, not a separate immediate cash trading loss.

At the instant of a matched roll the new leg’s mark-to-fill P&L is zero if it is marked at its own fill. If it subsequently falls by 0.00124, it loses USD 155.00 independently of the old leg. The two realized changes would total USD 7,270.00 before fees. This is bookkeeping for assumed fills. A real account statement will also show prior variation margin and exact commissions. A spot reference cannot reproduce term structure or the price at which a calendar spread actually filled.

The largest decline | 2022-04

The steepest fall among the remaining months went from 1.10930 to 1.05370. The cross rate expressed in reverse would instead move from 0.90147 to 0.94904. Its signed percentage change is 5.28%, whereas the original quote changed by -5.01%. Reversing a percentage sign is only an approximation. Arithmetic returns in reciprocal currencies have different denominators. Use full-precision quotes when translating a dollar budget in either direction.

In the working example the unchanged exposure generated a modeled 131,985.00 US dollars at the end, against an original 138,935.00 US dollars. At the arithmetic midpoint of the two observed rates the modeled result would be 135,460.00 US dollars. By comparison the mean of the two modeled endpoint amounts is 135,460.00 US dollars. A linear conversion can make these coincide; a reciprocal or an option-like floor can separate them. This is a practical unit test for a budget spreadsheet built by averaging rates before conversion.

The quietest finish | 2019-01

A quiet monthly finish concealed a sequence of 20 observations. The first budget mark and last mark differed by only 0.02% in absolute quote terms. Between them, the lowest sampled exchange rate was 1.13220 on 2019-01-24 and the highest was 1.15240 on 2019-01-09. Their ordering is observable at the daily reference frequency. It says nothing about whether a stop or limit was touched first inside an individual trading day.

Including the original budget mark, the lowest and highest modeled amounts were 141,797.50 US dollars and 144,322.50 US dollars. A payment falling due inside this interval would use the terms available on its own date. Picking the cheapest date after seeing the month grants an option the original decision maker may never have had. Ask whether the underlying agreement allowed early settlement, whether the counterparty would accept it, and what financing or fees would accompany changing the date. The end-to-end change alone leaves out all three questions.

The widest daily range | 2020-03

For the widest remaining sample range, compare the recorded low of 1.06820 with the high of 1.14200. That spread is 6.71% of the previous month-end reference. If the exposure were valued separately at those two observations, the modeled amounts would be 133,797.50 US dollars and 143,022.50 US dollars. A full intraday high-low range could be larger than this sampled range. Treat these as independent reference valuations, not executable bid and offer quotes sitting on a dealer screen at the same instant.

Now place an administrative review on the middle observation, 2020-03-16. At 1.11390 the modeled amount was 139,510.00 US dollars. The remaining change to the final observation was -1,537.50 US dollars. This separates currency exposure before and after the person responsible could act. It is especially useful when a headline about the full month sounds alarming but the invoice was approved or the policy decision released much later. Use an actual approval timestamp for a real case.

The busiest path | 2023-03

This month has the greatest remaining sum of absolute observation-to-observation log changes: 13.65 percentage points. Its net endpoint change in ordinary percentage terms was 2.55%. Offsetting moves can make the first number large while leaving the second small. Absolute log movement is a path statistic. It includes both directions and must never be booked as the return someone earned by holding the exposure. Collecting every move would require knowing each reversal and being able to execute it after costs.

The annualized sample standard deviation calculated from the 23 log changes was 11.45%, using 252 observations per trading year. The mean level across this month’s daily exchange marks was 1.07113, whereas its median was 1.07220. Valuing the exposure at those two central rates gives 134,164.35 US dollars and 134,297.50 US dollars. The mean answers a question about evenly weighted observations and the median is the middle observation or average middle pair. Neither is necessarily the benchmark named in a specific agreement.

A month near the middle | 2023-01

Extreme outcomes attract attention. This case was chosen for being close to the median absolute monthly move among the remaining candidates, with an absolute change of 1.50%. Its 20 daily marks give an average modeled value of 134,983.75 US dollars. Valuing the same exposure only at the last mark produces 135,997.50 US dollars. The final observation therefore differs from the typical daily valuation measured by that average by a signed 1,013.75 US dollars. The difference can go either way; the average has no privileged status for a one-date settlement.

Suppose a report allowed one person to choose a monthly average and another to use the last observation. They could disagree by that amount while applying identical formulas and the same published data. Settle the disagreement by identifying the decision the figure supports. A month of evenly spread expenses calls for transaction weights or a stated approximation. A single invoice calls for its conversion date. A policy announcement needs a timed quote. The right measurement rule follows from the economic event and should be fixed before examining the answer.

Reconcile the expiring month separately from the spread

Translate the two spot reference levels into artificial near-contract marks of 1.06810 and 1.08500 for a one-contract holding. Selling the old contract realizes USD 2,112.50 before charges on 125,000 euros. The deferred leg is purchased at 1.08318, so its signed price difference from the old sale equals -18.2 pips. That difference corresponds to USD -227.50 of notional price difference, not a separate immediate cash trading loss.

At the instant of a matched roll the new leg’s mark-to-fill P&L is zero if it is marked at its own fill. If it subsequently falls by 0.00124, it loses USD 155.00 independently of the old leg. The two realized changes would total USD 1,957.50 before fees. This is bookkeeping for assumed fills. A real account statement will also show prior variation margin and exact commissions. A spot reference cannot reproduce term structure or the price at which a calendar spread actually filled.

A sharp single step | 2023-12

The largest remaining single-step move was from 1.07930 on 2023-12-13 to 1.09970 on 2023-12-14. In ordinary percentage terms that is 1.89%. Against the exposure rule, this step changes the modeled amount by 2,550.00 US dollars. Because the observations can be separated by nonbusiness days, describe this as an observation-to-observation change. The file cannot reveal which hour accounted for it or whether liquidity was available at either published level.

To check a claim about that step, identify the calendar of releases and local holidays for both currencies, then match each event with its precise published time. Look for an independent price series that actually traded in the proposed interval. A gap between daily reference marks invites a hypothesis; following the sequence of executable quotes is how you could test it. Changing an amount solely because of the two marks is an accounting exercise. Attributing the difference to a particular trader, institution or economic release needs additional evidence.

A split-date budget | 2022-11

Take the average modeled valuation on the first five available dates, 123,765.00 US dollars, and on the last five available dates, 129,850.00 US dollars. Their difference is 6,085.00 US dollars. This case has the largest remaining absolute gap by that definition. A plan fixed in advance to value half the exposure against each group would give a weighted amount of 126,807.50 US dollars if the exposure and its charges can be divided proportionately. The result is a comparison of timing policies. It does not reveal an optimal execution date.

A fixed charge can break that proportional assumption if two actual transactions each incur the full charge. An indivisible futures contract or option can prevent splitting the quantity at all. An announcement time cannot be averaged across ten dates. Before applying the exercise, identify the specific constraint: continuous-chart adjustment or an unfilled leg. Then identify which of the two windows an actual mandate would allow. Where the timing choice is unavailable, read the two amounts as a sensitivity range instead of an executable plan.

How to audit a spread fill against two trading screens

Save the confirmation that identifies both dated futures. A near bid and deferred offer show the prices available for separately selling the near and buying the deferred at that instant and size. A spread order may execute in a dedicated spread market or through implied orders. Compare its actual leg fills with those simultaneous quotes, using the correct sign convention. Comparing each fill with its own most favorable print of the day creates a benchmark no single roll could have achieved.

Then check how the platform displays cumulative profit after the roll. Some reports close the original ticket and show the old gain in realized P&L, while the new open position begins with a small unrealized amount. The change in account equity should reconcile to the sum after fees. If a continuous-chart study claims a sudden new high, rerun the study on the dated contract and preserve the actual trading day of the switch before classifying an institutional liquidity event.

How to identify a usable EUR/USD setup on a chart

Open a five-minute EUR/USD replay and hide everything to the right of your intended decision. This is a hypothetical long case, constructed to show how continuous-chart adjustment or an unfilled leg fits into an execution record. Use New York local time for the chart, retaining the actual offset for the date. For a restricted or offshore currency, this drawing describes a price sequence, not the availability of a US retail contract. An economic reference period, a release time and a bar timestamp belong in separate fields.

In the first diagram the reference low is 1.09573. The candle that trades below it reaches 1.09507 before price returns into the range. To describe that move as a sweep in ICT terminology, mark the existing level first. If the level only becomes obvious after the reversal, save the observation as a retrospective pattern. An increase in volume or a financial headline cannot reveal whose orders traded there.

The displaced leg reaches beyond 1.09739. Read bars five, six and seven as a sequence. A gap between the outer wicks brackets the interval from 1.09687 to 1.09727. It is a chart definition of an imbalance. Price could fill that interval, pass straight through it or never revisit it. Only the first return that satisfies a rule written in advance can provide a candidate entry for this particular exercise.

How to trade the idea on demo and define failure

For the rehearsal, a buy at 1.09706 follows a return into the marked interval. If the order fails to fill, record an unfilled setup and retain the original timestamp. Moving the order toward the next favorable candle after that candle forms changes the test. Keep the macro or account question separate: The independent document check concerns continuous-chart adjustment or an unfilled leg. A convincing answer about that issue cannot make a missed entry executable.

The protective exit is 1.09469, beyond the sweep, and the planned target is 1.10298. For this long idea the favorable direction in the pair is higher. A live position can experience partial fills, a spread jump or a gap past the stop. For this drawing only we assume all levels execute exactly as stated. The second chart displays one favorable sequence so that the accounting can be checked. It supplies no evidence about how often such a sequence occurs.

Set an expiry for the entry and cancel the study if the invalidation trades before entry or if the spread makes the gross plan infeasible. If a coarse chart touches stop and target within one bar, lower-frequency OHLC cannot settle the order of events. Use properly timestamped executable quotes if available. Otherwise keep a separate ambiguous sample, and state that rule before counting wins. For this rehearsal the underlying document remains the source for the ledger change across two dated euro futures.

Worked example in a US dollar account

Calculate the distance before calculating the money. The entry-to-stop distance is |1.09706 minus 1.09469| = 0.00237, or 23.7 pips. The target distance is |1.10298 minus 1.09706| = 0.00592, or 59.2 pips. Keeping absolute distances here avoids giving a short setup a negative risk amount. The sign of the actual result belongs on the fill record after closing.

At 20,000 base units, the distance to the stop represents 47.40 USD and the distance to the target represents 118.40 USD. The quote currency and the account currency are both USD, so no additional conversion is needed. Gross reward divided by gross risk is USD 118.40 / USD 47.40 = 2.50. Written as risk:reward this is 1:2.50.

Assume a round-trip cost of USD 2.60 on either completed outcome. We use executable entry and exit prices, so a spread already inside those prices must not be charged again. The simplified net reward is USD 118.40 minus USD 2.60 = USD 115.80. Net planned loss is USD 47.40 plus USD 2.60 = USD 50.00. Net R:R is 1:2.32 because USD 115.80 / USD 50.00 = 2.32. Financing, slippage and tax are excluded from this short rehearsal.

Check the losing branch with the same care as the winning one. If the exit slips by one additional pip against you, the quote-currency impact on this size is 2.00 USD before any conversion. A plan denominated in dollars should reserve for an adverse fill or skip a setup that cannot fit the intended budget. Keep the original quote and the executed price alongside the size and currency of the exposure.

To annotate the rehearsal, mark the existing swing first, then identify displacement and the interval between the outer candle wicks. For definitions and session context, see the school’s lessons on fair value gaps, order blocks, the London session, market structure shifts, and the Judas swing.

Sources and calculation notes

CME calendar spread FAQ. CME FX quarterly roll analyzer.

Historical series and original records. DEXUSEU observations and units. The calculations use observations available when checked on November 14, 2026. Subsequent revisions can change retrospective comparisons.

Frequently asked questions

For the market conventions behind the worked examples, read spot and futures basis, shared dollar exposure, choosing an entry order, and the trading journal.