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Contract OI history

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Sep 17, 2027 EXPIRATION

RIG $5.50 Put

RIG270917P00005500

Latest saved OI500Oct 23, 2026
Last change+400vs 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. 5002500 2026-10-02: 110 OI2026-10-05: 110 OI2026-10-06: 110 OI2026-10-07: 112 OI2026-10-08: 112 OI2026-10-09: 112 OI2026-10-13: 112 OI2026-10-14: 112 OI2026-10-15: 134 OI2026-10-16: 134 OI2026-10-21: 100 OI2026-10-23: 500 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, 2026Viewing500+400
Oct 21, 2026100-34
Oct 16, 20261340
Oct 15, 2026134+22
Oct 14, 20261120
Oct 13, 20261120
Oct 09, 20261120
Oct 08, 20261120
Oct 07, 2026112+2
Oct 06, 20261100
Oct 05, 20261100
Oct 02, 2026110No prior observation