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Contract OI history

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Nov 20, 2026 EXPIRATION

OSCR $31.00 Put

OSCR261120P00031000

Latest saved OI772Oct 23, 2026
Last change+5vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OSCR $31.00 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. 8124060 2026-10-02: 750 OI2026-10-05: 809 OI2026-10-06: 809 OI2026-10-07: 809 OI2026-10-08: 809 OI2026-10-09: 812 OI2026-10-13: 811 OI2026-10-14: 811 OI2026-10-15: 810 OI2026-10-16: 811 OI2026-10-21: 767 OI2026-10-23: 772 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, 2026Viewing772+5
Oct 21, 2026767-44
Oct 16, 2026811+1
Oct 15, 2026810-1
Oct 14, 20268110
Oct 13, 2026811-1
Oct 09, 2026812+3
Oct 08, 20268090
Oct 07, 20268090
Oct 06, 20268090
Oct 05, 2026809+59
Oct 02, 2026750No prior observation