OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

S $15.00 Call

S280121C00015000

Latest saved OI1,421Oct 23, 2026
Last change-10vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
S $15.00 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. 1,4357170 2026-10-02: 1,433 OI2026-10-05: 1,431 OI2026-10-06: 1,433 OI2026-10-07: 1,435 OI2026-10-08: 1,435 OI2026-10-09: 1,434 OI2026-10-13: 1,430 OI2026-10-14: 1,430 OI2026-10-15: 1,424 OI2026-10-16: 1,424 OI2026-10-21: 1,431 OI2026-10-23: 1,421 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, 2026Viewing1,421-10
Oct 21, 20261,431+7
Oct 16, 20261,4240
Oct 15, 20261,424-6
Oct 14, 20261,4300
Oct 13, 20261,430-4
Oct 09, 20261,434-1
Oct 08, 20261,4350
Oct 07, 20261,435+2
Oct 06, 20261,433+2
Oct 05, 20261,431-2
Oct 02, 20261,433No prior observation