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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 ~2.8d
Funding ArbitrageLooking at price convergence? → /price-pair
Current Net APR · Snapshot
+114.39%
30d Period Avg+51.11%
swing±41.41%
LONG Polymarket · now
−53.67%
30d avg:−0.85%
SHORT dYdX · now
+60.72%
30d avg:+50.26%
Entry Spread Now
+0.083%
Eaten by executionL 61.7930 · S 61.8444+$8.32 if it converges
24h range −0.09%…+1.64% · median +0.08%
Long pays every1hShort pays every1h
LONGmaker0.013%/taker0.040%SHORTmaker0.010%/taker0.050%
Limited funding history — chart clipped to available data
- Polymarket (Long): data starts Sep 10, 2026 (13d available out of 30d requested)
KPIs (Total PnL, APR, Win Rate) calculated only over the available data range.
Sparse settlements: long 44%, short 100% of expected. KPIs may be noisy.
Loading Funding History…
↗Total PnL
+$252.30
+2.52%
$Avg Daily PnL
+$11.32
+0.1132%
★Best Day
+$30.57
Sep 20
◎Open Interest
Polymarket$61.7K
dYdX$429.4K⚡Funding APR
+41.32%
annualized · funding only
⚠Execution Cost
−$87.33
entry + exit fees
⏱Payback
7.7d
to break even
◧24h Volume
Polymarket—dYdX$21.0KLoading 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 (−$87.33 for size $10,000). Slippage scales nonlinearly with position size — try a larger size to see thin upper levels run out.