OITracker Cboe delayed data

Contract OI history

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Mar 19, 2027 EXPIRATION

S $23.00 Call

S270319C00023000

Latest saved OI405Oct 23, 2026
Last change+1vs 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. 4052020 2026-10-02: 396 OI2026-10-05: 395 OI2026-10-06: 395 OI2026-10-07: 388 OI2026-10-08: 388 OI2026-10-09: 387 OI2026-10-13: 380 OI2026-10-14: 380 OI2026-10-15: 396 OI2026-10-16: 396 OI2026-10-21: 404 OI2026-10-23: 405 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, 2026Viewing405+1
Oct 21, 2026404+8
Oct 16, 20263960
Oct 15, 2026396+16
Oct 14, 20263800
Oct 13, 2026380-7
Oct 09, 2026387-1
Oct 08, 20263880
Oct 07, 2026388-7
Oct 06, 20263950
Oct 05, 2026395-1
Oct 02, 2026396No prior observation