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Contract OI history

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Jun 17, 2027 EXPIRATION

OXY $40.00 Put

OXY270617P00040000

Latest saved OI1,219Oct 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 $40.00 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. 1,2546270 2026-10-02: 1,254 OI2026-10-05: 1,254 OI2026-10-06: 1,233 OI2026-10-07: 1,233 OI2026-10-08: 1,233 OI2026-10-09: 1,233 OI2026-10-13: 1,233 OI2026-10-14: 1,233 OI2026-10-15: 1,233 OI2026-10-16: 1,233 OI2026-10-21: 1,219 OI2026-10-23: 1,219 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, 2026Viewing1,2190
Oct 21, 20261,219-14
Oct 16, 20261,2330
Oct 15, 20261,2330
Oct 14, 20261,2330
Oct 13, 20261,2330
Oct 09, 20261,2330
Oct 08, 20261,2330
Oct 07, 20261,2330
Oct 06, 20261,233-21
Oct 05, 20261,2540
Oct 02, 20261,254No prior observation