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Contract OI history

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Jan 15, 2027 EXPIRATION

RIO $80.00 Call

RIO270115C00080000

Latest saved OI1,819Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RIO $80.00 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. 1,8219100 2026-10-02: 1,821 OI2026-10-05: 1,821 OI2026-10-06: 1,821 OI2026-10-07: 1,821 OI2026-10-08: 1,821 OI2026-10-09: 1,821 OI2026-10-13: 1,821 OI2026-10-14: 1,821 OI2026-10-15: 1,821 OI2026-10-16: 1,820 OI2026-10-20: 1,820 OI2026-10-23: 1,819 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, 20261,819-1
Oct 20, 2026Viewing1,8200
Oct 16, 20261,820-1
Oct 15, 20261,8210
Oct 14, 20261,8210
Oct 13, 20261,8210
Oct 09, 20261,8210
Oct 08, 20261,8210
Oct 07, 20261,8210
Oct 06, 20261,8210
Oct 05, 20261,8210
Oct 02, 20261,821No prior observation