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Contract OI history

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Jan 15, 2027 EXPIRATION

RIO $67.50 Call

RIO270115C00067500

Latest saved OI179Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RIO $67.50 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 179890 2026-10-02: 179 OI2026-10-05: 179 OI2026-10-06: 179 OI2026-10-07: 179 OI2026-10-08: 179 OI2026-10-09: 179 OI2026-10-13: 179 OI2026-10-14: 179 OI2026-10-15: 179 OI2026-10-16: 179 OI2026-10-20: 179 OI2026-10-23: 179 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

RIO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261790
Oct 20, 2026Viewing1790
Oct 16, 20261790
Oct 15, 20261790
Oct 14, 20261790
Oct 13, 20261790
Oct 09, 20261790
Oct 08, 20261790
Oct 07, 20261790
Oct 06, 20261790
Oct 05, 20261790
Oct 02, 2026179No prior observation