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Contract OI history

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Dec 18, 2026 EXPIRATION

OXY $40.00 Put

OXY261218P00040000

Latest saved OI5,473Oct 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. 5,4762,7380 2026-10-02: 5,465 OI2026-10-05: 5,465 OI2026-10-06: 5,466 OI2026-10-07: 5,476 OI2026-10-08: 5,476 OI2026-10-09: 5,476 OI2026-10-13: 5,476 OI2026-10-14: 5,476 OI2026-10-15: 5,476 OI2026-10-16: 5,473 OI2026-10-21: 5,473 OI2026-10-23: 5,473 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, 2026Viewing5,4730
Oct 21, 20265,4730
Oct 16, 20265,473-3
Oct 15, 20265,4760
Oct 14, 20265,4760
Oct 13, 20265,4760
Oct 09, 20265,4760
Oct 08, 20265,4760
Oct 07, 20265,476+10
Oct 06, 20265,466+1
Oct 05, 20265,4650
Oct 02, 20265,465No prior observation