What is
forex swap (rollover)?
The cost of holding overnight. Invisible to day traders, unavoidable for swing traders. The interest rate gap between two currencies, paid or earned daily.
You buy the higher-yielding currency
You buy the lower-yielding currency
Positions held through Wednesday 5 PM EST
You buy the higher-yielding currency
You buy the lower-yielding currency
Positions held through Wednesday 5 PM EST
Swap is calculated daily at 5:00 PM EST (New York close). Wednesday positions cover the weekend, so 3 days of swap are applied at once.
Not all swaps are created equal
From 0.12 pips/day to 28.50 pips/day — the pair you trade determines how expensive holding overnight really is. Below: real swap rates, scaled so you can see the gap at a glance.
Typical for a major pair — long positions pay small swap, short earns tiny credit.
EURUSD swap is manageable for swing trades, but over weeks it adds up — always include it in your trade plan.
High interest rate differential — large swap costs on one side, decent credit on the other.
GBPJPY swap is manageable for swing trades, but over weeks it adds up — always include it in your trade plan.
Extreme rate differential — swap dwarfs spread and commission combined on exotic pairs.
USDTRY swap dwarfs spread & commission. Holding overnight without checking swap is gambling.
Gold positions have unique swap dynamics — both sides typically pay.
XAUUSD swap is manageable for swing trades, but over weeks it adds up — always include it in your trade plan.
AUD rate advantage — short positions earn relatively high credit due to RBA rates.
AUDUSD swap is manageable for swing trades, but over weeks it adds up — always include it in your trade plan.
The pair matters more than the direction.
A 1-lot EURUSD held for a week costs about $3 in swap. A 1-lot USDTRY in the same period can cost over $200. That is a 65× difference — and it has nothing to do with your trading skill. Check swap rates before you hold.
Swap rates shown are indicative. Actual rates vary by broker and update daily based on interbank tom-next rates.
The longer you hold, the more swap matters
Three identical market setups — same conviction, same lot sizing discipline, same trade frequency relative to style. The only variable: how long you stay in the trade. That single difference reshapes your entire cost structure. All totals use EURUSD swap rates as the benchmark.
Day Trader
Swap-freeAll cost is spread. Swap never enters the equation — but 100 trades × 0.5 lots × 1.5 pip spread adds up to real money. The frequency IS the cost driver here.
Swing Trader
Swap is creeping in. At 5 days per trade, EURUSD swap is just $960 — manageable. But switch to USDTRY and you are looking at $45,600/month. The pair you pick matters more than your entry timing.
Position Trader
High impactSwap is now the dominant cost — more than 90% of what you pay monthly. At this horizon, choosing a low-swap pair or a swap-positive direction is not optimization, it is survival.
At 30-day holds, swap is not a footnote — it is the main story. Pick your pair and direction with swap in mind.
Pair selection amplifies swap by up to 50× — independently of your strategy
A swing trader on EURUSD pays $960/month in swap. Same parameters on USDTRY: $45,600/month. The pair you trade is a bigger cost lever than your holding period, your lot size, or your broker.
Holding period transforms swap from irrelevant to dominant
At 0 days (day trading): swap = $0. At 5 days: swap = 18% of costs. At 30 days: swap = 91%. If you ever plan to hold past a week, swap is no longer a footnote — it is the headline.
Swap rates shown are indicative — actual values vary by broker and update daily based on interbank tom-next rates. Pip values: EURUSD $10, GBPJPY ¥1,000 (~$7.50), USDTRY ~$8. Annual projections assume consistent monthly activity. All totals use the worst direction for each pair (whichever of long/short costs more).
What 10 nights of swap actually costs
One lot. Ten days. Three pairs. The numbers speak for themselves — and the gap is larger than most traders realize. All costs assume a 1.5-pip spread as baseline.
The most expensive pair costs 48× more than the cheapest — same lot size, same number of nights. The pair you choose is the single largest cost lever.
Swap is minor for majors — spread and commission dominate.
Swap can exceed spread — holding direction matters a lot on crosses.
Swap IS the cost — spread and commission are rounding errors on exotics.
At 10 days and 1 lot, the swap cost gap between EURUSD and USDTRY is 48×. That means every dollar of swap you budget for EURUSD becomes 48 dollars on USDTRY. No amount of trade optimization closes a gap that wide — you choose the pair, or the pair chooses your cost structure.
On USDTRY, going long costs $2,280 over 10 days. Going short earns you $992. That is a 2× swing based solely on which button you click. On pairs with extreme rate differentials, direction isn't a preference — it is the entire trade.
Swap rates are indicative snapshots. Actual rates vary by broker, update daily at 5 PM ET, and include broker-specific markups. Pip values: EURUSD $10, GBPJPY ¥1,000 (~$7.50), USDTRY ~$8.00. Spread assumed at 1.5 pips. Annual projection multiplies 10‑day cost by 25 cycles — real trading frequency varies.
Why Wednesday costs 3× more
Forex settles T+2, which means Wednesday trades settle Friday. But the weekend pushes settlement to Monday — so Wednesday swaps include Saturday and Sunday. One night, three days of interest. For high-swap pairs, this isn't a footnote — it is a recurring cost spike that compounds monthly.
Standard overnight financing — 1 day of interest differential
Standard overnight financing — 1 day of interest differential
Wed + Sat + Sun combined — covers the weekend gap in T+2 settlement
Standard overnight financing — 1 day of interest differential
Standard overnight financing — 1 day of interest differential
| Pair | Direction | Normal day | Wednesday (3×) | Extra cost per Wed | Monthly extra (4 Weds) |
|---|---|---|---|---|---|
EURUSD | Long pays | -$5 | -$14 | +$10 | $38 |
| Short earns | +$1 | +$4 | +$2 | $10 | |
GBPJPY | Long earns | +$6 | +$18 | +$12 | $49 |
| Short pays | -$10 | -$30 | +$20 | $81 | |
USDTRY | Long pays | -$228 | -$684 | +$456 | $1,824 |
| Short earns | +$99 | +$298 | +$198 | $794 |
Find your pair's daily swap rate in your broker's contract specifications (in pips)
Multiply by pip value and lot size to get the normal daily dollar cost
Multiply by 3 when holding through Wednesday 5 PM ET — that single night charges for Wednesday, Saturday, and Sunday
Four Wednesdays per month means 12 extra days of swap you never explicitly signed up for. On EURUSD long, that is only $19/month — a rounding error. But on USDTRY long, four triple-swap Wednesdays cost an extra $1,824 per month — just from the Wednesday multiplier, not from holding longer.
Some brokers apply triple swap on Thursday instead of Wednesday. Always check your broker's specific rollover schedule — the day changes but the 3× math stays the same.
Triple swap mechanics are standard across the forex industry because of T+2 settlement conventions. Individual broker policies may differ — some apply triple swap on Thursday, and some Islamic/swap-free accounts may have alternative fee structures for Wednesday positions.
Same pair, different broker — the swap gap is real
Brokers add their own markup on top of the interbank tom-next rate. A 0.5-pip difference doesn't sound like much — until you multiply it by 250 trading days, 1 lot, and a carry pair like USDTRY. Below: three broker types, three pairs, annual cost at 1 lot.
Across all three pairs, choosing the best broker over the worst saves $28,063 per year — just from swap rates alone. That is before factoring in spread width, commission structure, or execution quality. For a position trader running 3 lots on USDTRY, the annual broker gap alone exceeds $9,000.
Most traders compare brokers on spreads. For anyone holding past 5 PM ET, swap rates are the bigger variable. A 0.5-pip swap markup on USDTRY costs $1,000/year at 1 lot — and most traders never check this number before opening an account.
Passes interbank tom-next rates with minimal spread. Best for high-volume swing traders who hold positions across multiple sessions.
Mid-range rates typical of most retail brokers. Commission-free model offsets with slightly wider swap spreads. The default choice for most traders.
Fixed spreads come at a cost — swap rates carry the widest markups. Position traders and carry trade strategies are hit hardest by the accumulated difference.
Broker swap rates shown are representative and for comparison purposes only. Actual swap rates vary daily based on interbank tom-next rates and broker-specific markups. Always verify current swap rates in your broker's contract specifications before trading. Annual projections assume 250 trading days, 1 lot, worst direction — actual costs depend on position size, direction, and actual holding days.
Forex swap questions, answered
What is forex swap (rollover)?
Swap — also called rollover or overnight financing — is the interest you pay or earn for holding a forex position past 5 PM ET (New York close).
It exists because forex is traded on leverage: you are effectively borrowing one currency to buy another.
The swap rate reflects the interest rate difference between the two currencies in the pair.
If you buy a higher-yielding currency, you may earn swap.
If you buy a lower-yielding one, you pay swap.
Swap — also called rollover or overnight financing — is the interest you pay or earn for holding a forex position past 5 PM ET (New York close).
It exists because forex is traded on leverage: you are effectively borrowing one currency to buy another.
The swap rate reflects the interest rate difference between the two currencies in the pair.
If you buy a higher-yielding currency, you may earn swap.
If you buy a lower-yielding one, you pay swap.
Swap direction depends on which currency you bought vs sold.
If you go long EURUSD (buy EUR, sell USD) and EUR has a higher interest rate than USD, you earn swap credit.
If EUR's rate is lower, you pay.
The same pair can have positive swap on one side and negative on the other.
For example, long GBPJPY might earn +0.82 pips/day while short GBPJPY pays -1.35 pips/day — the difference is the broker's markup on the rate spread.
Forex settles T+2, meaning a trade opened Wednesday would normally settle Friday.
But since markets are closed on weekends, Wednesday's rollover includes three days of interest: Wednesday + Saturday + Sunday.
This means positions held through Wednesday 5 PM ET pay or earn 3× the normal swap rate.
This applies whether you are long or short.
Some brokers apply triple swap on Thursday instead — check your broker's specific policy.
Swap cost = swap rate in pips × pip value × lot size × number of days held.
For a 1.0 lot long GBPJPY position held 10 days with -1.35 pips/day swap: -1.35 × ¥1,000 (pip value) × 1.0 lot × 10 days = -¥13,500, or about -$90 USD.
Swap rates are quoted in the quote currency — for GBPJPY, the swap is in JPY, which must be converted to your account currency.
Always confirm the pip value and swap rate in your broker's contract specifications.
No — swap rates vary significantly between brokers.
The base rate is the interbank tom-next rate, but brokers add a markup.
A typical markup is 0.2–0.5 pips on each side.
ECN brokers usually charge lower markups, while market makers may add 0.5–1.0 pip or more.
Additionally, brokers use different benchmark rates — some update swap rates daily based on overnight LIBOR/SOFR rates, others use fixed weekly rates.
Always compare swap rates when choosing a broker for swing or position trading.
Emerging market pairs have the highest swap rates due to extreme interest rate differentials.
USDTRY (Turkish Lira) can have swap rates of 20–40 pips/day because Turkey's benchmark rate is far above the US rate.
USDMXN, USDZAR, and EURHUF also have large swaps.
Among majors, GBPJPY and AUDJPY typically have the widest swap spreads.
At the low end, EURUSD and USDCHF swaps are usually under 1 pip/day because rate differentials are narrow.
Islamic accounts eliminate swap charges entirely — both paying and earning overnight interest — to comply with Sharia law which prohibits interest (riba).
Instead, brokers typically charge a fixed admin fee (e.g., $5–$10 per lot per week) or widen the spread slightly.
Some brokers offer truly swap-free accounts for a limited number of days (7–14), after which admin fees apply.
Not all brokers offer Islamic accounts, and those that do often require documentation to verify eligibility.
Only by closing all positions before 5 PM ET each day (day trading) or by using a swap-free Islamic account.
Day traders never hold overnight, so swap is irrelevant to them.
Swing and position traders, however, must accept swap as a cost of doing business.
Some traders try to only trade in the swap-positive direction (e.g., only short AUDUSD to earn credit), but this limits strategy.
A practical approach: include swap in your trade plan from the start, not as an afterthought.
Carry trades explicitly rely on swap — you go long a high-yielding currency and short a low-yielding one to earn the daily interest differential.
Classic carry pairs include long AUDJPY, NZDJPY, and USDTRY.
The profit comes from swap credits accumulating daily, not from price movement.
However, carry trades carry significant risk: a sudden currency depreciation can wipe out months of swap earnings in hours.
The 2008 financial crisis destroyed many carry trade portfolios when the yen surged.
In MT4/MT5: right-click any instrument in Market Watch → Specification → scroll to "Swap Long" and "Swap Short." In cTrader: open the instrument's details panel → Trading Conditions → Swaps.
On broker websites: look for "Contract Specifications" or "Trading Conditions" — most reputable brokers publish a full swap table.
Swap rates are usually shown in points (not pips) on MT4/MT5 — divide by 10 to convert to pips.
Rates update daily at 5 PM ET.
Yes — CFDs on indices (S&P 500, FTSE 100, DAX 40) and commodities (XAUUSD, USOIL) also have overnight financing charges.
The calculation differs from forex: for indices, swap is typically a percentage of the notional value per day.
For commodities like gold, it is a fixed dollar amount per lot.
Cryptocurrency CFDs often have much higher swap rates — 0.05%–0.10% per day is common, which compounds to 18–36% annually.
Always check the specific instrument's specifications.
When a central bank changes its benchmark rate, swap rates adjust — usually within 1–2 business days.
A rate hike in the currency you are long increases swap credit (or reduces what you pay).
A rate cut reduces it.
Major events like FOMC, ECB, BOE, and BOJ decisions are critical for swing traders because a single 50bp rate change can significantly alter the daily swap cost on open positions.
Smart traders check the economic calendar for rate decisions when planning multi-week trades.
Swap is just one piece of the puzzle
Overnight interest matters, but it's not the only cost. Spread, commission, slippage, and hidden charges each take a different bite out of your trades.
Spread
The moment you open a trade, you're already down by the spread. See what determines its width and when it's cheapest to trade.
Commission
ECN brokers charge a flat fee per lot — it sounds scary but often works out cheaper than commission-free. Here's the math.
Slippage
News events, low liquidity, big orders — any of these can make your fill worse than expected. Learn what triggers slippage.
Hidden Charges
Conversion fees, withdrawal charges, idle account penalties — the stuff brokers bury in fine print but your wallet definitely notices.