USO Open Interest
USO perpetual futures open interest totals $74.32K across 2 venues. Open interest is split across two venues: OKX (71.4%, $53.08K) and VEST (28.6%, $21.25K).
USO Per-Exchange Open Interest
| Exchange | Open Interest (USD) | OI Share | 24h OI Change | OI / Volume Ratio |
|---|---|---|---|---|
| OKX | $53.08K | 71.4% | n/a | n/a |
| VEST | $21.25K | 28.6% | n/a | n/a |
Last updated 2026-06-01T20:03:27.490627Z (UTC).
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Related: USO funding rate, USO volume, USO perp market data.