TxFlow Level Up: trade perps and earn up to 300 USDC at $4M volume. Until Nov 2 Join
Settings8H · net · $10k
LanguageThe language of the site
ThemeDark, or a soft blue-grey
FundingPeriod funding rates are shown in
UnitsPercent or basis points
CostsCount taker fees and slippage in Net
SizePosition per leg used for Net and slippage
ExchangesWhich exchanges to include everywhere
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Backtest 30d
LegExchangePriceFund. /8hEach paymentNext inOIVol 24hLev
LONG8.7126−0.0057get 0.0007% / 1h4m 52s$7K$7K3xLong Aftermath Perps5% off
SHORT8.670000.0000% / 4h3h 04m$10K$86K20xShort HTX
Price gap−0.488%59s
Funding gap+0.0057% /8h

Funding pays +$2 a day on $10k, but the gap is 0.488% under zero (no 7-day history yet): −$49 if it goes back, about 29 days of funding.

If you open now and hold

on $10k a leg · figures of the last 7D, not a forecast
Funding−$10+0.0057% /8h now · paid −0.101% over the last 7D
Price—spread −0.488%59s now · prices read too far apart to compare
Costsno datano order book for Aftermath Perps and HTX
Result, before costs—no pointsneeds both prices read together

Price and funding

1h · history
ENTRY / EXIT · 7D
Entry now—
Entry average—
Best entry—
Exit now—
Exit average—
Best exit—
Exit free—
PRICE SPREAD · 7D
Now−0.488%
Average—
Range—
Wider than now—
FUNDING SPREAD · 7D
Average /8h—
Highest—
Lowest—
Paid you—

Where the spread has been, last 7D

share of time at each level

Funding on every exchange

/8h

BYD on 8 exchanges

lowest funding first

Before you open

0 ok · 4 to watch
  • Note: Order book unknown—
    No order-book sample for Aftermath Perps and HTX: its slippage is not counted.
  • Note: Margin at max leverage$3,333 + $500
    Aftermath Perps 3x, HTX 20x. Keep about 2× this so a sharp move doesn’t liquidate one leg.
  • Watch: Payment intervals differ1h / 4h
    Payments land at different times. Close right after the slower leg pays.
    Next 24h at the current rates, on $10k a leg: +$1.71Long Aftermath Perps: 24 payments, +$1.71; short HTX: 6 payments, $0.00.
  • Watch: Prices read 59 s apart−0.488% vs —
    Part of this gap may be the market moving.
  • Watch: Long leg is thinner$7K vs $10K OI
    Aftermath Perps sets your exit cost. Check its book before closing.
  • Note: No points program—
    Neither exchange runs points right now.
  • Watch: KYCAftermath Perps No · HTX Limited
    No ID for accounts opened since 2026-03-30: futures up to 5x and no API trading; more leverage and the API need level-2 KYC.

Profit calculator

both legs, in and out
Position, each leg
Hold for
Orders
Price spread
Funding rate
Funding earned−0.0048%/8h × 21 periods−$10.08
Price spreadprices read too far apart to compare—
Slippage, 4 ordersno data for Aftermath Perps and HTX—
Fee Aftermath Perps bp × 2 orders−$9.00
Fee HTX bp × 2 orders−$12.00
Net, fees only · 7 days · $10k−$31.08
price spread not counted: prices read too far apart
Costs to cover0.210%Break-evennever at this rate
Slippage: Aftermath Perps: no order-book sample; HTX: no order-book sample

Cost to enter

taker + slippage from mid, one side
BUY · LONGAftermath Perps—————
SELL · SHORTHTX—————

Closing costs about the same again.
Aftermath Perps and HTX: no data.

Alert

BYD news

posts that mention BYD or BYD, from every exchangeSearch all news →
10-27 09:40KalshiOtherJUST IN: US military bans BYD vehicles from Japan base over "security concerns" @Kalshi on X ↗
09-29 01:41Aftermath PerpsListingYou can now long or short $BYD with up to 3x leverage. @AftermathFi on X ↗
09-28 23:08Aftermath PerpsListingnew market BYDUSD ($BYD) seen by our collector