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Contract OI history

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Dec 18, 2026 EXPIRATION

RIG $3.50 Call

RIG261218C00003500

Latest saved OI1,800Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RIG $3.50 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. 1,8009000 2026-10-02: 1,800 OI2026-10-05: 1,800 OI2026-10-06: 1,800 OI2026-10-07: 1,800 OI2026-10-08: 1,800 OI2026-10-09: 1,800 OI2026-10-13: 1,800 OI2026-10-14: 1,800 OI2026-10-15: 1,800 OI2026-10-16: 1,800 OI2026-10-21: 1,800 OI2026-10-23: 1,800 OI Oct 02, 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, 2026Viewing1,8000
Oct 21, 20261,8000
Oct 16, 20261,8000
Oct 15, 20261,8000
Oct 14, 20261,8000
Oct 13, 20261,8000
Oct 09, 20261,8000
Oct 08, 20261,8000
Oct 07, 20261,8000
Oct 06, 20261,8000
Oct 05, 20261,8000
Oct 02, 20261,800No prior observation