Funding arb · Price arb /

SPX

all SPX markets

Swap Backtest

Alert: funding

Alert: spread

Funding you earn now, next payment 04:00 UTC0.0000%/8h= 0.0% APRnext payment +$0.00 per $10,000 · paid last 24h +0.008%

Price spread now: MEXC against Bybit+0.020%7-day average +0.142% · you sell dearer than you buy

Net, funding: paid 7d − costs−$54as in the Funding arb table

Net, price: spread back to 7d avg − costs−$72as in the Price arb table

costs, in and out, $10k−$600.600% of the position

Long on Bybit Short on MEXC

What this pair did over the last

the charts below follow

Funding, last 7 days+0.058%+$6 on $10k

Price spread, last 7 days+0.209%+$21 · spread now +0.020%, 7d avg +0.142%

Together, before fees+0.267%+$27 on $10k · with fees, hour by hour

Funding between these two exchanges is close to zero, so right now this pair is about the price spread alone: MEXC is 0.122% cheaper against Bybit than usual: you would sell low and buy high, −$12 on $10k if it goes back to its 7-day average of +0.142%.

Leg	Exchange	Price	Funding /8h	Each payment	Next in	OI	Vol 24h	Max lev
Long	Bybit SPXUSDT	0.5096	0.0100	pay 0.0050% / 4h	3h 13m	$11.6M	$16.1M	50x
Short	MEXC SPX_USDT	0.5097	0.0100	get 0.0050% / 4h	3h 13m	$11.3M	$4.8M	100x

Funding history

latest

Range statsloading…

Price spread between the two exchanges

MEXC against Bybit. Falling: the short leg gains. Rising: it loses.

latest

Price spreadloading…

Funding on every exchange

click an exchange to add or hide it

latest

How often the price spread is this wide · share of time at each level, last 7D show

Profit calculator

Position, each leg$Hold fordaysFee BybitbpFee MEXCbpOrdersPrice spread, now +0.020%Rate

Funding earned: $0
Price spread: +0.020% → +0.142%: −$12.2
Slippage, 4 orders: −$44.98
Fee Bybit: 5.5 bp × 2 orders: −$11
Fee MEXC: 2 bp × 2 orders: −$4
Net: −$72.19
Costs to cover: 0.600%
Break-even: never at this rate

Slippage from Bybit: live order book, just now; MEXC: live order book, 5 min ago.

Cost to enter

taker fee + slippage from the mid, one side; closing costs about the same again

Leg	Half-spread	$10k	$100k	$1M	$5M
Buy Bybit live order book, just now	2.95 bp	19.7 bp −$20	57.0 bp −$570	doesn't fit	doesn't fit
Sell MEXC live order book, 5 min ago	2.96 bp	10.1 bp −$10	24.2 bp −$242	168.9 bp −$16.9K	doesn't fit

SPX on 19 venues

lowest funding first. Swap a leg: a good short leg pays more funding and is priced higher.

Exchange	Funding /8h	Every	Price	Price vs long leg	OI	Vol 24h	Max lev
Variational Omni SPX	+0.0018%	4h	0.5068	−0.555%	$847K	$1.3M	—	as long as short
Injective SPX/USDC PERP	+0.0033%	1h	0.4979	−2.296%	$9	$4K	5.5x	as long as short
Lighter SPX	+0.0096%	1h	0.5101	+0.090%	$117K	$323K	5x	as long as short
Hyperliquid SPX	+0.0100%	1h	0.5103	+0.141%	$10.0M	$7.8M	5x	as long as short
Aster SPXUSDT	+0.0100%	4h	0.5097	+0.019%	$129K	$110K	10x	as long as short
Binance SPXUSDT	+0.0100%	4h	0.5097	+0.017%	$5.1M	$21.2M	75x	as long as short
Bybit SPXUSDTlong	+0.0100%	4h	0.5096	long leg	$11.6M	$16.1M	50x
OKX SPX-USDT-SWAP	+0.0100%	4h	0.5096	0.000%	$963K	$2.8M	20x	as long as short
Gate SPX_USDT	+0.0100%	4h	0.5096	0.000%	$1.1M	$519K	50x	as long as short
MEXC SPX_USDTshort	+0.0100%	4h	0.5097	+0.020%	$11.3M	$4.8M	100x

Show all 19 venues

Exchange	Funding /8h	Every	Price	Price vs long leg	OI	Vol 24h	Max lev
KuCoin SPXUSDTM	+0.0100%	4h	0.5098	+0.039%	$3.8M	$5.4M	50x	as long as short
Bitget SPXUSDT	+0.0100%	4h	0.5098	+0.039%	$2.7M	$1.4M	50x	as long as short
BingX SPX-USDT	+0.0100%	4h	0.5097	+0.020%	—	$6.8M	—	as long as short
ApeX Omni SPXUSDT	+0.0100%	1h	0.5089	−0.137%	$46K	$246K	25x	as long as short
Orderly PERP_SPX_USDC	+0.0100%	4h	0.5108	+0.235%	$20K	$599	10x	as long as short
SunX SPX-USDT	+0.0100%	4h	0.5091	−0.098%	$8K	$1.7M	20x	as long as short
Extended SPX-USD	+0.0104%	1h	0.5096	+0.008%	$36K	$264K	10x	as long as short
BloFin SPX-USDT	+0.0340%	4h	0.5099	+0.059%	$253K	$1.1M	75x	as long as short
Kraken Futures PF_SPXUSD	+0.0960%	1h	0.5104	+0.148%	$248K	$553K	20x	as long as short