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Contract OI history

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Nov 27, 2026 EXPIRATION

RIG $6.50 Call

RIG261127C00006500

Latest saved OI350Oct 23, 2026
Last change+272vs previous saved observation
Saved market days8Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
RIG $6.50 call open interest history 8 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 3501750 2026-10-08: 0 OI2026-10-09: 0 OI2026-10-13: 14 OI2026-10-14: 14 OI2026-10-15: 22 OI2026-10-16: 22 OI2026-10-21: 78 OI2026-10-23: 350 OI Oct 08, 2026Oct 23, 2026

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

RIG contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing350+272
Oct 21, 202678+56
Oct 16, 2026220
Oct 15, 202622+8
Oct 14, 2026140
Oct 13, 202614+14
Oct 09, 202600
Oct 08, 20260No prior observation