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Contract OI history

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Oct 23, 2026 EXPIRATION

OSCR $30.50 Put

OSCR261023P00030500

Latest saved OI190Oct 23, 2026
Last change-26vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OSCR $30.50 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. 2161080 2026-10-02: 0 OI2026-10-05: 0 OI2026-10-06: 1 OI2026-10-07: 6 OI2026-10-08: 6 OI2026-10-09: 7 OI2026-10-13: 12 OI2026-10-14: 12 OI2026-10-15: 12 OI2026-10-16: 68 OI2026-10-21: 216 OI2026-10-23: 190 OI Oct 02, 2026Oct 23, 2026

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

OSCR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing190-26
Oct 21, 2026216+148
Oct 16, 202668+56
Oct 15, 2026120
Oct 14, 2026120
Oct 13, 202612+5
Oct 09, 20267+1
Oct 08, 202660
Oct 07, 20266+5
Oct 06, 20261+1
Oct 05, 202600
Oct 02, 20260No prior observation