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Contract OI history

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Dec 17, 2027 EXPIRATION

OSCR $25.00 Put

OSCR271217P00025000

Latest saved OI1,264Oct 23, 2026
Last change-100vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OSCR $25.00 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. 1,3656820 2026-10-02: 1,365 OI2026-10-05: 1,365 OI2026-10-06: 1,365 OI2026-10-07: 1,365 OI2026-10-08: 1,365 OI2026-10-09: 1,365 OI2026-10-13: 1,365 OI2026-10-14: 1,365 OI2026-10-15: 1,365 OI2026-10-16: 1,365 OI2026-10-21: 1,364 OI2026-10-23: 1,264 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, 2026Viewing1,264-100
Oct 21, 20261,364-1
Oct 16, 20261,3650
Oct 15, 20261,3650
Oct 14, 20261,3650
Oct 13, 20261,3650
Oct 09, 20261,3650
Oct 08, 20261,3650
Oct 07, 20261,3650
Oct 06, 20261,3650
Oct 05, 20261,3650
Oct 02, 20261,365No prior observation