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Contract OI history

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Dec 18, 2026 EXPIRATION

RCI $25.00 Call

RCI261218C00025000

Latest saved OI2Oct 23, 2026
Last change+1vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RCI $25.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 210 2026-10-02: 0 OI2026-10-05: 0 OI2026-10-07: 0 OI2026-10-08: 0 OI2026-10-09: 1 OI2026-10-13: 1 OI2026-10-14: 1 OI2026-10-16: 1 OI2026-10-20: 1 OI2026-10-23: 2 OI Oct 02, 2026Oct 23, 2026

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

RCI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20262+1
Oct 20, 2026Viewing10
Oct 16, 202610
Oct 14, 202610
Oct 13, 202610
Oct 09, 20261+1
Oct 08, 202600
Oct 07, 202600
Oct 05, 202600
Oct 02, 20260No prior observation