OITracker Cboe delayed data

Contract OI history

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Oct 23, 2026 EXPIRATION

S $22.50 Call

S261023C00022500

Latest saved OI596Oct 23, 2026
Last change-593vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
S $22.50 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. 1,1895940 2026-10-02: 23 OI2026-10-05: 23 OI2026-10-06: 23 OI2026-10-07: 23 OI2026-10-08: 23 OI2026-10-09: 23 OI2026-10-13: 23 OI2026-10-14: 23 OI2026-10-15: 23 OI2026-10-16: 20 OI2026-10-21: 1,189 OI2026-10-23: 596 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, 2026Viewing596-593
Oct 21, 20261,189+1,169
Oct 16, 202620-3
Oct 15, 2026230
Oct 14, 2026230
Oct 13, 2026230
Oct 09, 2026230
Oct 08, 2026230
Oct 07, 2026230
Oct 06, 2026230
Oct 05, 2026230
Oct 02, 202623No prior observation