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updated —GRAM Funding Arbitrage Backtester
Size per leg$
R-trip cost
on +$10000.00 per leg · +$20000.00 turnover · funding covers it in ~1.2d
Funding ArbitrageLooking at price convergence? → /price-pair
Current Net APR · Snapshot
+112.87%
30d Period Avg+43.25%
swing±46.40%
LONG Backpack · nowGRAM_USDC_PERP
−92.82%
30d avg:−21.70%
SHORT WEEX · now
+20.05%
30d avg:+21.55%
Entry Spread Now
+0.009%
NeutralL 1.0993 · S 1.0994
24h range −0.68%…+0.93% · median +0.07%
Long pays every1hShort pays every4h
LONGmaker0.020%/taker0.050%SHORTmaker0.020%/taker0.080%
Loading Funding History…
↗Total PnL
+$307.99
+3.08%
$Avg Daily PnL
+$11.46
+0.1146%
★Best Day
+$32.86
Nov 13
◎Open Interest
Backpack$60.0K
WEEX—⚡Funding APR
+41.82%
annualized · funding only
⚠Execution Cost
−$35.70
entry + exit fees
⏱Payback
3.1d
to break even
◧24h Volume
Backpack$46.6KWEEX$5.40MLoading 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 (−$35.70 for size $10,000). Slippage scales nonlinearly with position size — try a larger size to see thin upper levels run out.