iShares Russell 2000 ETF (IWM) Funding Rate History
iShares Russell 2000 ETF (IWM) perpetual futures funding ranges from 0.30 bps on LIGHTER to 3.60 bps on OKX across 4 reporting venues, a spread of 3.30 bps. The most extreme rate (39.42% APY annualized) is on OKX. Currently all venues currently report positive funding (longs paying shorts).
A non-zero funding rate spread between venues is the basis for delta-neutral funding arbitrage: long the cheaper-funding exchange and short the more expensive one to capture the spread without picking a side on IWM price.
IWM Per-Exchange Funding Rates
| Exchange | Current Funding (bps) | Funding APY | 7-Day Avg Funding (bps) | 24h Volume |
|---|---|---|---|---|
| OKX | 3.60 bps | 39.42% APY | 4.70 bps | $53.07K |
| GATEIO | 1.00 bps | 10.95% APY | 1.00 bps | $7.21K |
| VEST | 0.50 bps | 5.47% APY | 0.50 bps | $0 |
| LIGHTER | 0.30 bps | 3.28% APY | 0.30 bps | $6.93K |
Last updated 2026-06-01T15:08:33.895828Z (UTC).
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Related: IWM open interest, IWM volume, IWM perp market data.