OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

SO $97.50 Call

SO270115C00097500

Latest saved OI1,370Oct 23, 2026
Last change-26vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SO $97.50 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,3966980 2026-10-02: 1,385 OI2026-10-05: 1,385 OI2026-10-06: 1,385 OI2026-10-07: 1,385 OI2026-10-08: 1,375 OI2026-10-09: 1,375 OI2026-10-13: 1,377 OI2026-10-14: 1,377 OI2026-10-15: 1,379 OI2026-10-16: 1,380 OI2026-10-21: 1,396 OI2026-10-23: 1,370 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

SO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261,370-26
Oct 21, 2026Viewing1,396+16
Oct 16, 20261,380+1
Oct 15, 20261,379+2
Oct 14, 20261,3770
Oct 13, 20261,377+2
Oct 09, 20261,3750
Oct 08, 20261,375-10
Oct 07, 20261,3850
Oct 06, 20261,3850
Oct 05, 20261,3850
Oct 02, 20261,385No prior observation