Funding arb · Price arb /

CASHCAT

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Swap Backtest

Alert: funding

Alert: spread

Funding you earn now, next payment 21:00 UTC−0.1508%/8h= −165.1% APRpaid last 24h −0.006%

Price spread now: BloFin against Aster+0.386%7-day average +0.109% · you sell dearer than you buy

Net, funding: paid 7d − costs—under 7 days of funding history

Net, price: spread back to 7d avg − costs−$73as in the Price arb table

costs, in and out, $10k−$1011.010% of the position

Long on Aster Short on BloFin

What this pair did over the last

the charts below follow

Funding, last 5 days (all we have)−0.407%−$41 on $10k

Price spread, last 3 days (all we have)−0.471%−$47 · spread now +0.386%, 7d avg +0.109%

Together, before fees−0.878%+ Points / potential airdropAster: Stage 5 · farm board−$88 on $10k · with fees, hour by hour

The price spread pays, funding is against you. BloFin is 0.277% dearer against Aster than usual: you sell high and buy low (spread +0.386% now, against its 7-day average of +0.109%): +$28 on $10k if it goes back. Holding the pair costs −$45 a day in funding at the current rate, which eats that in about 15 hours. At the pace of the last 5 days (−0.407% in total) that is about 3.5 days.

The current funding rate is far above what this pair has been paying: over the last 5 days it paid -0.407% in total (about -28.6% a year). A funding rate is set anew for every payment. In the chart: green and red are payments made, yellow is the current rate, not paid yet.

Leg	Exchange	Price	Funding /8h	Each payment	Next in	OI	Vol 24h	Max lev
Long	Aster CASHCATUSDT	0.1812	0.1848	pay 0.0231% / 1h	30m 50s	$604K	$1.2M	10x
Short	BloFin CASHCAT-USDT	0.1819	0.0340	get 0.0170% / 4h	3h 30m	$50K	$555K	20x

Funding history

latest

Range statsloading…

Price spread between the two exchanges

BloFin against Aster. Falling: the short leg gains. Rising: it loses.

latest

Price spreadloading…

Funding on every exchange

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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 BloFinbpOrdersPrice spread, now +0.386%Rate

Funding earned: −$316.63
Price spread: +0.386% → +0.109%: $27.73
Slippage, 4 orders: −$80.98
Fee Aster: 4 bp × 2 orders: −$8
Fee BloFin: 6 bp × 2 orders: −$12
Net: −$389.88
Costs to cover: 1.010%
Break-even: never at this rate

Slippage from Aster: live order book, 3 min ago; BloFin: live order book, 15 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 Aster live order book, 3 min ago	9.12 bp	22.1 bp −$22	166.3 bp −$1,663	doesn't fit	doesn't fit
Sell BloFin live order book, 15 min ago	5.59 bp	38.0 bp −$38	81.5 bp −$815	doesn't fit	doesn't fit

CASHCAT on 22 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
Hyperliquid CASHCAT	+0.0100%	1h	0.1811	−0.050%	$51.8M	$18.8M	3x	as long as short
OKX CASHCAT-USDT-SWAP	+0.0100%	4h	0.1811	−0.055%	$1.0M	$11.7M	20x	as long as short
Arcus CASHCAT-USD	+0.0100%	1h	0.1815	+0.141%	$106K	$187K	5x	as long as short
Gate CASHCAT_USDT	+0.0100%	4h	0.1810	−0.116%	$1.5M	$2.0M	20x	as long as short
KuCoin CASHCATUSDTM	+0.0100%	4h	0.1809	−0.155%	$597K	$2.4M	10x	as long as short
Variational Omni CASHCAT	+0.0100%	4h	0.1803	−0.512%	$1.5M	$1.7M	—	as long as short
ApeX Omni CASHCATUSDT	+0.0100%	1h	0.1812	−0.017%	$82K	$83K	50x	as long as short
SunX CASHCAT-USDT	+0.0100%	1h	0.1809	−0.158%	—	$2.6M	10x	as long as short
SoDEX CASHCAT-USD	+0.0100%	1h	0.1809	−0.171%	$543	$1K	3x	as long as short
HTX CASHCAT-USDT	+0.0100%	1h	0.1814	+0.098%	$19K	$434K	10x	as long as short

Show all 22 venues

Exchange	Funding /8h	Every	Price	Price vs long leg	OI	Vol 24h	Max lev
Nado CASHCAT-PERP	+0.0259%	1h	0.1809	−0.166%	$255K	$152K	5x	as long as short
BloFin CASHCAT-USDTshort	+0.0340%	4h	0.1819	+0.386%	$50K	$555K	20x
Polymarket Perps CASHCAT-USD	+0.0357%	1h	0.1810	−0.083%	$69K	$1.2M	3x	as long as short
MEXC CASHCAT_USDT	+0.0478%	4h	0.1811	−0.039%	$9.0M	$486K	20x	as long as short
Extended CASHCAT-USD	+0.0480%	1h	0.1811	−0.032%	$294K	$284K	5x	as long as short
Bybit CASHCATUSDT	+0.0506%	4h	0.1812	0.000%	$13.7M	$18.6M	10x	as long as short
BingX CASHCAT-USDT	+0.0854%	4h	0.1810	−0.110%	—	$1.0M	—	as long as short
Lighter RH CASHCAT	+0.1144%	1h	0.1811	−0.061%	$347K	$713K	3x	as long as short
edgeX CASHCATUSDC	+0.1575%	4h	0.1810	−0.129%	$54K	$171K	5x	as long as short
Aster CASHCATUSDTlong	+0.1848%	1h	0.1812	long leg	$604K	$1.2M	10x
Lighter CASHCAT	+0.1960%	1h	0.1810	−0.099%	$1.3M	$1.9M	3x	as long as short
Injective CASHCAT/USDC PERP	+0.5000%	1h	0.1916	+5.740%	$13K	$9K	5.5x	as long as short