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updated —Funding Arbitrage Backtester
Size per leg$
R-trip cost
on +$10000.00 per leg · +$20000.00 turnover · funding covers it in ~2.4d
Funding ArbitrageLooking at price convergence? → /price-pair
Current Net APR · Snapshot
+34.63%
3d Period Avg+24.36%
swing±16.24%
LONG Bullpen · now
+10.96%
3d avg:+7.14%
SHORT Coinbase International · nowBTC-PERP
+45.58%
3d avg:+31.50%
Entry Spread Now
+0.141%
In your favorL ask 84,266 · S bid 84,385+$14.12 at entry
24h range −0.05%…+0.59% · median +0.09%
Long pays every1hShort pays every1h
LONGmaker0.015%/taker0.045%SHORTmaker0.020%/taker0.040%
Loading Funding History…
↗Total PnL
−$3.25
−0.03%
$Avg Daily PnL
+$6.56
+0.0656%
★Best Day
+$9.45
Sep 30
◎Open Interest
Bullpen$1.47B
Coinbase International$87.10M⚡Funding APR
+23.95%
annualized · funding only
⚠Execution Cost
−$22.93
entry + exit fees
⏱Payback
3.5d
to break even
◧24h Volume
Bullpen$2.91BCoinbase International$595.02MLoading Cumulative PnL…
How it works: Funding PnL is bucketed daily from real settlement history. Execution Cost = round-trip taker fees + live L2 orderbook slippage on both legs (−$22.93 for size $10,000). Slippage scales nonlinearly with position size — try a larger size to see thin upper levels run out.