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Contract OI history

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Nov 06, 2026 EXPIRATION

SO $88.00 Put

SO261106P00088000

Latest saved OI163Oct 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 $88.00 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. 163810 2026-10-02: 0 OI2026-10-05: 0 OI2026-10-06: 0 OI2026-10-07: 44 OI2026-10-08: 44 OI2026-10-09: 44 OI2026-10-13: 44 OI2026-10-14: 44 OI2026-10-15: 160 OI2026-10-16: 160 OI2026-10-21: 163 OI2026-10-23: 163 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, 20261630
Oct 21, 2026Viewing163+3
Oct 16, 20261600
Oct 15, 2026160+116
Oct 14, 2026440
Oct 13, 2026440
Oct 09, 2026440
Oct 08, 2026440
Oct 07, 202644+44
Oct 06, 202600
Oct 05, 202600
Oct 02, 20260No prior observation