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Contract OI history

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Nov 20, 2026 EXPIRATION

RIG $6.50 Call

RIG261120C00006500

Latest saved OI617Oct 23, 2026
Last change+384vs previous saved observation
Saved market days2Oct 21, 2026 onwards
Daily open interest Hover a point for its date and OI
RIG $6.50 call open interest history 2 saved observations from 2026-10-21 to 2026-10-23. Exact values and changes are listed in the table below. 6173080 2026-10-21: 233 OI2026-10-23: 617 OI Oct 21, 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, 2026Viewing617+384
Oct 21, 2026233No prior observation