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updated —SPACEX Funding Arbitrage Backtester
Size per leg$
R-trip cost
on +$10000.00 per leg · +$20000.00 turnover · funding covers it in ~0.3d
Funding ArbitrageLooking at price convergence? → /price-pair
Current Net APR · Snapshot
+356.15%
1d Period Avg+330.17%
swing±42.10%
LONG WEEX · nowSPCXUSDT
−11.55%
1d avg:+29.00%
SHORT Bullet · nowSPCX-USD
+344.60%
1d avg:+359.17%
Entry Spread Now
−0.080%
Eaten by executionL 137.3500 · S 137.2400−$8.01 if it converges
24h range −0.53%…+0.85% · median −0.01%
Long pays every8hShort pays every1h
LONGmaker0.020%/taker0.080%SHORTmaker0.010%/taker0.040%
Sparse settlements: long 100%, short 17% of expected. KPIs may be noisy.
Loading Funding History…
↗Total PnL
−$24.69
−0.25%
$Avg Daily PnL
+$8.13
+0.0813%
★Best Day
+$11.10
Oct 31
◎Open Interest
WEEX$886.0K
Bullet$129.9K⚡Funding APR
+29.66%
annualized · funding only
⚠Execution Cost
−$32.82
entry + exit fees
⏱Payback
4.0d
to break even
◧24h Volume
WEEX$1.47MBullet$94.7KLoading 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 (−$32.82 for size $10,000). Slippage scales nonlinearly with position size — try a larger size to see thin upper levels run out.