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Contract OI history

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Sep 17, 2027 EXPIRATION

OXY $55.00 Put

OXY270917P00055000

Latest saved OI657Oct 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 $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. 6573280 2026-10-02: 42 OI2026-10-05: 42 OI2026-10-06: 543 OI2026-10-07: 543 OI2026-10-08: 543 OI2026-10-09: 554 OI2026-10-13: 651 OI2026-10-14: 651 OI2026-10-15: 651 OI2026-10-16: 652 OI2026-10-21: 657 OI2026-10-23: 657 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, 2026Viewing6570
Oct 21, 2026657+5
Oct 16, 2026652+1
Oct 15, 20266510
Oct 14, 20266510
Oct 13, 2026651+97
Oct 09, 2026554+11
Oct 08, 20265430
Oct 07, 20265430
Oct 06, 2026543+501
Oct 05, 2026420
Oct 02, 202642No prior observation