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Contract OI history

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Dec 15, 2028 EXPIRATION

OXY $42.50 Put

OXY281215P00042500

Latest saved OI1,553Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OXY $42.50 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. 1,5537760 2026-10-02: 1,551 OI2026-10-05: 1,551 OI2026-10-06: 1,551 OI2026-10-07: 1,551 OI2026-10-08: 1,551 OI2026-10-09: 1,551 OI2026-10-13: 1,553 OI2026-10-14: 1,553 OI2026-10-15: 1,553 OI2026-10-16: 1,553 OI2026-10-21: 1,553 OI2026-10-23: 1,553 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

OXY contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,5530
Oct 21, 20261,5530
Oct 16, 20261,5530
Oct 15, 20261,5530
Oct 14, 20261,5530
Oct 13, 20261,553+2
Oct 09, 20261,5510
Oct 08, 20261,5510
Oct 07, 20261,5510
Oct 06, 20261,5510
Oct 05, 20261,5510
Oct 02, 20261,551No prior observation