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updated —ARB Funding Arbitrage Backtester
Size per leg$
R-trip cost
on +$10000.00 per leg · +$20000.00 turnover · funding covers it in ~1.9d
Funding ArbitrageLooking at price convergence? → /price-pair
Current Net APR · Snapshot
+43.40%
3d Period Avg+18.94%
swing±26.16%
LONG Backpack · nowARB_USDC_PERP
−32.44%
3d avg:−8.69%
SHORT Aster · now
+10.96%
3d avg:+10.25%
Entry Spread Now
+0.199%
In your favorL 0.1401 · S 0.1404+$19.89 if it converges
24h range −0.32%…+0.79% · median +0.08%
Long pays every1hShort pays every8h
LONGmaker0.020%/taker0.050%SHORTmaker0.010%/taker0.040%
Loading Funding History…
↗Total PnL
−$8.65
−0.09%
$Avg Daily PnL
+$4.72
+0.0472%
★Best Day
+$4.81
Nov 14
◎Open Interest
Backpack$169.3K
Aster$226.4K⚡Funding APR
+17.23%
annualized · funding only
⚠Execution Cost
−$22.81
entry + exit fees
⏱Payback
4.8d
to break even
◧24h Volume
Backpack$463.3KAster$555.8KLoading Cumulative PnL…
How it works: Funding PnL is bucketed daily from real settlement history. Execution Cost = round-trip taker fees + fees only (orderbook snapshot stale) on both legs (−$22.81 for size $10,000). Slippage scales nonlinearly with position size — try a larger size to see thin upper levels run out.