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 0.000%

Price spread now: MEXC against Aster−0.088%7-day average −0.009% · you buy dearer than you sell

to open and closeno order booka leg has no order-book sample

Long on Aster Short on MEXC

What this pair did over the last

the charts below follow

Funding, last 5 days (all we have)−0.001%$0 on $10k

Price spread, last 4 days (all we have)+0.049%+$5 · spread now −0.088%, 7d avg −0.009%

Together, before fees+0.048%+ Points / potential airdropAster: Stage 5 · farm board+$5 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 0.079% cheaper against Aster than usual: you would sell low and buy high, −$8 on $10k if it goes back to its 7-day average of −0.009%.

Leg	Exchange	Price	Funding /8h	Each payment	Next in	OI	Vol 24h	Max lev
Long	Aster SPXUSDT	0.5082	0.0100	pay 0.0050% / 4h	2h 08m	$129K	$111K	10x
Short	MEXC SPX_USDT	0.5078	0.0100	get 0.0050% / 4h	2h 08m	$11.5M	$4.9M	100x

Funding history

latest

Range statsloading…

Price spread between the two exchanges

MEXC against Aster. 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 AsterbpFee MEXCbpOrdersPrice spread, now −0.088%Rate

Funding earned: $0
Price spread: −0.088% → −0.009%: −$7.89
Slippage, 4 orders: no order book: not counted
Fee Aster: 4 bp × 2 orders: −$8
Fee MEXC: 2 bp × 2 orders: −$4
Net: −$19.89
Costs to cover: 0.120%
Break-even: never at this rate

Slippage unknown: Aster: live order book, 57 min ago; MEXC: live order book, 5 min ago. Net counts fees only.

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 Aster live order book, 57 min ago	11.69 bp	doesn't fit	doesn't fit	doesn't fit	doesn't fit
Sell MEXC live order book, 5 min ago	1.96 bp	9.7 bp −$10	23.7 bp −$237	153.8 bp −$15.4K	doesn't fit

SPX on 18 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
Injective SPX/USDC PERP	+0.0033%	1h	0.4979	−2.036%	$9	$4K	5.5x	as long as short
Lighter SPX	+0.0096%	1h	0.5083	+0.016%	$137K	$358K	5x	as long as short
Hyperliquid SPX	+0.0100%	1h	0.5083	+0.005%	$10.2M	$7.5M	5x	as long as short
Aster SPXUSDTlong	+0.0100%	4h	0.5082	long leg	$129K	$111K	10x
Binance SPXUSDT	+0.0100%	4h	0.5079	−0.077%	$5.1M	$21.2M	75x	as long as short
Bybit SPXUSDT	+0.0100%	4h	0.5080	−0.048%	$11.5M	$16.1M	50x	as long as short
OKX SPX-USDT-SWAP	+0.0100%	4h	0.5084	+0.030%	$948K	$2.9M	20x	as long as short
Gate SPX_USDT	+0.0100%	4h	0.5074	−0.166%	$1.0M	$557K	50x	as long as short
MEXC SPX_USDTshort	+0.0100%	4h	0.5078	−0.088%	$11.5M	$4.9M	100x
KuCoin SPXUSDTM	+0.0100%	4h	0.5080	−0.048%	$3.7M	$5.3M	50x	as long as short

Show all 18 venues

Exchange	Funding /8h	Every	Price	Price vs long leg	OI	Vol 24h	Max lev
Bitget SPXUSDT	+0.0100%	4h	0.5087	+0.089%	$2.7M	$1.4M	50x	as long as short
BingX SPX-USDT	+0.0100%	4h	0.5082	−0.009%	—	$6.8M	—	as long as short
Variational Omni SPX	+0.0100%	4h	0.5092	+0.190%	$881K	$1.4M	—	as long as short
ApeX Omni SPXUSDT	+0.0100%	1h	0.5108	+0.502%	$46K	$244K	25x	as long as short
SunX SPX-USDT	+0.0100%	4h	0.5071	−0.226%	$8K	$1.7M	20x	as long as short
Extended SPX-USD	+0.0104%	1h	0.5075	−0.142%	$34K	$259K	10x	as long as short
Orderly PERP_SPX_USDC	+0.0131%	4h	0.5085	+0.050%	$20K	$599	10x	as long as short
Kraken Futures PF_SPXUSD	+0.1174%	1h	0.5086	+0.069%	$252K	$545K	20x	as long as short