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Contract OI history

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Oct 23, 2026 EXPIRATION

SO $80.00 Put

SO261023P00080000

Latest saved OI118Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SO $80.00 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. 118590 2026-10-02: 12 OI2026-10-05: 12 OI2026-10-06: 12 OI2026-10-07: 118 OI2026-10-08: 118 OI2026-10-09: 118 OI2026-10-13: 118 OI2026-10-14: 118 OI2026-10-15: 118 OI2026-10-16: 118 OI2026-10-21: 118 OI2026-10-23: 118 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

SO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261180
Oct 21, 2026Viewing1180
Oct 16, 20261180
Oct 15, 20261180
Oct 14, 20261180
Oct 13, 20261180
Oct 09, 20261180
Oct 08, 20261180
Oct 07, 2026118+106
Oct 06, 2026120
Oct 05, 2026120
Oct 02, 202612No prior observation