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Contract OI history

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Nov 20, 2026 EXPIRATION

OSCR $27.00 Put

OSCR261120P00027000

Latest saved OI495Oct 23, 2026
Last change-20vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OSCR $27.00 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. 5402700 2026-10-02: 540 OI2026-10-05: 532 OI2026-10-06: 539 OI2026-10-07: 537 OI2026-10-08: 537 OI2026-10-09: 529 OI2026-10-13: 523 OI2026-10-14: 523 OI2026-10-15: 517 OI2026-10-16: 515 OI2026-10-21: 515 OI2026-10-23: 495 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, 2026Viewing495-20
Oct 21, 20265150
Oct 16, 2026515-2
Oct 15, 2026517-6
Oct 14, 20265230
Oct 13, 2026523-6
Oct 09, 2026529-8
Oct 08, 20265370
Oct 07, 2026537-2
Oct 06, 2026539+7
Oct 05, 2026532-8
Oct 02, 2026540No prior observation