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Contract OI history

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Nov 20, 2026 EXPIRATION

RIO $90.00 Call

RIO261120C00090000

Latest saved OI1,081Oct 23, 2026
Last change+107vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RIO $90.00 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. 1,0815400 2026-10-02: 277 OI2026-10-05: 282 OI2026-10-06: 282 OI2026-10-07: 284 OI2026-10-08: 284 OI2026-10-09: 284 OI2026-10-13: 269 OI2026-10-14: 269 OI2026-10-15: 469 OI2026-10-16: 594 OI2026-10-20: 974 OI2026-10-23: 1,081 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, 20261,081+107
Oct 20, 2026Viewing974+380
Oct 16, 2026594+125
Oct 15, 2026469+200
Oct 14, 20262690
Oct 13, 2026269-15
Oct 09, 20262840
Oct 08, 20262840
Oct 07, 2026284+2
Oct 06, 20262820
Oct 05, 2026282+5
Oct 02, 2026277No prior observation