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Contract OI history

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Nov 20, 2026 EXPIRATION

OSCR $20.00 Put

OSCR261120P00020000

Latest saved OI1,320Oct 23, 2026
Last change-8vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OSCR $20.00 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. 1,4647320 2026-10-02: 1,463 OI2026-10-05: 1,464 OI2026-10-06: 1,445 OI2026-10-07: 1,443 OI2026-10-08: 1,443 OI2026-10-09: 1,432 OI2026-10-13: 1,434 OI2026-10-14: 1,434 OI2026-10-15: 1,341 OI2026-10-16: 1,341 OI2026-10-21: 1,328 OI2026-10-23: 1,320 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, 2026Viewing1,320-8
Oct 21, 20261,328-13
Oct 16, 20261,3410
Oct 15, 20261,341-93
Oct 14, 20261,4340
Oct 13, 20261,434+2
Oct 09, 20261,432-11
Oct 08, 20261,4430
Oct 07, 20261,443-2
Oct 06, 20261,445-19
Oct 05, 20261,464+1
Oct 02, 20261,463No prior observation