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Contract OI history

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Nov 20, 2026 EXPIRATION

OSCR $28.00 Put

OSCR261120P00028000

Latest saved OI2,785Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OSCR $28.00 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. 2,7851,3920 2026-10-02: 2,761 OI2026-10-05: 2,706 OI2026-10-06: 2,715 OI2026-10-07: 2,728 OI2026-10-08: 2,728 OI2026-10-09: 2,737 OI2026-10-13: 2,740 OI2026-10-14: 2,740 OI2026-10-15: 2,734 OI2026-10-16: 2,738 OI2026-10-21: 2,785 OI2026-10-23: 2,785 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, 2026Viewing2,7850
Oct 21, 20262,785+47
Oct 16, 20262,738+4
Oct 15, 20262,734-6
Oct 14, 20262,7400
Oct 13, 20262,740+3
Oct 09, 20262,737+9
Oct 08, 20262,7280
Oct 07, 20262,728+13
Oct 06, 20262,715+9
Oct 05, 20262,706-55
Oct 02, 20262,761No prior observation