SP500

Alert: funding

Alert: spread

Funding you earn now, next payment 06:00 UTC+0.0178%/8h= +19.5% APRnext payment +$0.22 per $10,000 · paid last 24h +0.076%

Price spread now: Aftermath Perps against Polymarket Perps−0.046%7-day average — · you buy dearer than you sell

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

Long on Polymarket Perps Short on Aftermath Perps

What this pair did over the last

the charts below follow

Funding, last 3 days (all we have)—no history yet

Price spread, last 7 days—no price history on both exchanges yet

Together, before fees—needs both histories

Funding pays, the price is against you. Aftermath Perps is 0.046% cheaper against Polymarket Perps than usual: you would sell low and buy high (spread −0.046% now, against zero (this spread has no 7-day history yet)). If the spread goes back, that is −$5 on $10k: about 21 hours of funding at the current rate (+$5 a day).

Leg	Exchange	Price	Funding /8h	Each payment	Next in	OI	Vol 24h	Max lev
Long	Polymarket Perps SP500-USD	7,768.2	0.0050	pay 0.0006% / 1h	13m 51s	$9.0M	$2.2M	50x
Short	Aftermath Perps US500USD	7,764.6	0.0228	get 0.0028% / 1h	13m 51s	$562	$27K	10x

Funding history

latest

Range statsloading…

Price spread between the two exchanges

Aftermath Perps against Polymarket Perps. 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 Polymarket PerpsbpFee Aftermath PerpsbpOrdersPrice spread, now −0.046%Rate

Funding earned: $37.38
Price spread: −0.046% → 0.000%: −$4.57
Slippage, 4 orders: no order book: not counted
Fee Polymarket Perps: 4 bp × 2 orders: −$8
Fee Aftermath Perps: 4.5 bp × 2 orders: −$9
Net: $15.81
Costs to cover: 0.170%
Break-even: 4.0 days

Slippage unknown: Polymarket Perps: live order book, 5 min ago; Aftermath Perps: no order-book sample. 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 Polymarket Perps live order book, 5 min ago	0.06 bp	4.2 bp −$4	4.3 bp −$43	4.7 bp −$465	10.1 bp −$5,025
Sell Aftermath Perps no order-book sample	—	—	—	—	—

Aftermath Perps: no order-book sample. Either the market is below $100k of open interest and volume (not sampled), or the venue executes at an oracle price and its slippage is not modeled here: see the venue's docs.

SP500 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 US500/USDC PERP	−0.0220%	1h	7,665.8	−1.318%	$7K	$108	52x	as long as short
QFEX US500-USD	−0.0033%	1h	7,769.1	+0.012%	$11.9M	$3.2M	30x	as long as short
OKX US500-USDT-SWAP	0.0000%	8h	7,766.9	−0.017%	$141K	$231K	20x	as long as short
Bitget SP500USDT	0.0000%	8h	7,770.1	+0.024%	$7.2M	$776K	50x	as long as short
Variational Omni US500	0.0000%	8h	7,742.5	−0.331%	$17.5M	$9.6M	—	as long as short
Bullet US500-USD	0.0000%	1h	7,769.2	+0.013%	$13K	$105K	10x	as long as short
Lighter US500	+0.0032%	1h	7,768.5	+0.004%	$2.0M	$28.4M	50x	as long as short
Extended SPX500m-USD	+0.0032%	1h	7,770.8	+0.034%	$3.2M	$14.7M	25x	as long as short
Markets by Kinetiq mkts:US500	+0.0046%	1h	7,738.9	−0.377%	$1.6M	$7.2M	25x	as long as short
Vest SPX-USD-PERP	+0.0046%	1h	7,835.6	+0.868%	—	$4.3M	50x	as long as short

Show all 18 venues

Exchange	Funding /8h	Every	Price	Price vs long leg	OI	Vol 24h	Max lev
Popdex US500USDT	+0.0048%	1h	7,770.4	+0.028%	$625K	$528K	20x	as long as short
Paradex US500-USD-PERP	+0.0050%	8h	7,767.6	−0.008%	$43K	—	5x	as long as short
tradeXYZ xyz:SP500	+0.0050%	1h	7,769.7	+0.019%	$431.9M	$234.4M	50x	as long as short
Polymarket Perps SP500-USDlong	+0.0050%	1h	7,768.2	long leg	$9.0M	$2.2M	50x
SoDEX US500-USD	+0.0050%	1h	7,769.2	+0.013%	$1.1M	$69K	20x	as long as short
Ondo Perps US500-USD.P	+0.0050%	1h	7,770	+0.024%	$9.5M	$7.8M	25x	as long as short
Pacifica SP500	+0.0100%	1h	7,769	+0.011%	$261K	$177K	20x	as long as short
Aftermath Perps US500USDshort	+0.0228%	1h	7,764.6	−0.046%	$562	$27K	10x