OITracker Cboe delayed data

Contract OI history

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Nov 06, 2026 EXPIRATION

S $27.00 Call

S261106C00027000

Latest saved OI42Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
S $27.00 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. 74370 2026-10-02: 0 OI2026-10-05: 5 OI2026-10-06: 72 OI2026-10-07: 72 OI2026-10-08: 72 OI2026-10-09: 74 OI2026-10-13: 71 OI2026-10-14: 71 OI2026-10-15: 54 OI2026-10-16: 44 OI2026-10-21: 42 OI2026-10-23: 42 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, 2026Viewing420
Oct 21, 202642-2
Oct 16, 202644-10
Oct 15, 202654-17
Oct 14, 2026710
Oct 13, 202671-3
Oct 09, 202674+2
Oct 08, 2026720
Oct 07, 2026720
Oct 06, 202672+67
Oct 05, 20265+5
Oct 02, 20260No prior observation