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Contract OI history

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Nov 20, 2026 EXPIRATION

RIG $4.50 Put

RIG261120P00004500

Latest saved OI172Oct 23, 2026
Last change0vs previous saved observation
Saved market days2Oct 21, 2026 onwards
Daily open interest Hover a point for its date and OI
RIG $4.50 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. 172860 2026-10-21: 172 OI2026-10-23: 172 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, 2026Viewing1720
Oct 21, 2026172No prior observation