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Contract OI history

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Nov 20, 2026 EXPIRATION

RIG $5.50 Put

RIG261120P00005500

Latest saved OI433Oct 23, 2026
Last change+227vs previous saved observation
Saved market days2Oct 21, 2026 onwards
Daily open interest Hover a point for its date and OI
RIG $5.50 put open interest history 2 saved observations from 2026-10-21 to 2026-10-23. Exact values and changes are listed in the table below. 4332160 2026-10-21: 206 OI2026-10-23: 433 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, 2026Viewing433+227
Oct 21, 2026206No prior observation