OITracker Cboe delayed data

Contract OI history

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Oct 23, 2026 EXPIRATION

S $23.00 Call

S261023C00023000

Latest saved OI1,629Oct 23, 2026
Last change-562vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
S $23.00 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. 2,1911,0950 2026-10-02: 200 OI2026-10-05: 199 OI2026-10-06: 199 OI2026-10-07: 199 OI2026-10-08: 199 OI2026-10-09: 193 OI2026-10-13: 194 OI2026-10-14: 194 OI2026-10-15: 195 OI2026-10-16: 235 OI2026-10-21: 2,191 OI2026-10-23: 1,629 OI Oct 02, 2026Oct 23, 2026

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

S contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,629-562
Oct 21, 20262,191+1,956
Oct 16, 2026235+40
Oct 15, 2026195+1
Oct 14, 20261940
Oct 13, 2026194+1
Oct 09, 2026193-6
Oct 08, 20261990
Oct 07, 20261990
Oct 06, 20261990
Oct 05, 2026199-1
Oct 02, 2026200No prior observation