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Contract OI history

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Jan 21, 2028 EXPIRATION

OXY $57.50 Put

OXY280121P00057500

Latest saved OI449Oct 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 $57.50 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. 4492240 2026-10-02: 445 OI2026-10-05: 445 OI2026-10-06: 445 OI2026-10-07: 445 OI2026-10-08: 445 OI2026-10-09: 445 OI2026-10-13: 445 OI2026-10-14: 445 OI2026-10-15: 445 OI2026-10-16: 445 OI2026-10-21: 449 OI2026-10-23: 449 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, 2026Viewing4490
Oct 21, 2026449+4
Oct 16, 20264450
Oct 15, 20264450
Oct 14, 20264450
Oct 13, 20264450
Oct 09, 20264450
Oct 08, 20264450
Oct 07, 20264450
Oct 06, 20264450
Oct 05, 20264450
Oct 02, 2026445No prior observation