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Contract OI history

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Dec 18, 2026 EXPIRATION

RIG $5.50 Put

RIG261218P00005500

Latest saved OI22,678Oct 23, 2026
Last change+38vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RIG $5.50 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 22,67811,3390 2026-10-02: 22,641 OI2026-10-05: 22,665 OI2026-10-06: 22,504 OI2026-10-07: 22,545 OI2026-10-08: 22,538 OI2026-10-09: 22,565 OI2026-10-13: 22,568 OI2026-10-14: 22,568 OI2026-10-15: 22,479 OI2026-10-16: 22,495 OI2026-10-21: 22,640 OI2026-10-23: 22,678 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, 2026Viewing22,678+38
Oct 21, 202622,640+145
Oct 16, 202622,495+16
Oct 15, 202622,479-89
Oct 14, 202622,5680
Oct 13, 202622,568+3
Oct 09, 202622,565+27
Oct 08, 202622,538-7
Oct 07, 202622,545+41
Oct 06, 202622,504-161
Oct 05, 202622,665+24
Oct 02, 202622,641No prior observation