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Contract OI history

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Dec 18, 2026 EXPIRATION

OXY $55.00 Put

OXY261218P00055000

Latest saved OI3,278Oct 23, 2026
Last change+28vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OXY $55.00 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. 3,2781,6390 2026-10-02: 2,969 OI2026-10-05: 3,005 OI2026-10-06: 3,136 OI2026-10-07: 3,080 OI2026-10-08: 3,080 OI2026-10-09: 3,040 OI2026-10-13: 3,034 OI2026-10-14: 3,034 OI2026-10-15: 3,056 OI2026-10-16: 3,151 OI2026-10-21: 3,250 OI2026-10-23: 3,278 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, 2026Viewing3,278+28
Oct 21, 20263,250+99
Oct 16, 20263,151+95
Oct 15, 20263,056+22
Oct 14, 20263,0340
Oct 13, 20263,034-6
Oct 09, 20263,040-40
Oct 08, 20263,0800
Oct 07, 20263,080-56
Oct 06, 20263,136+131
Oct 05, 20263,005+36
Oct 02, 20262,969No prior observation