OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

S $25.00 Call

S270115C00025000

Latest saved OI13,090Oct 23, 2026
Last change-9vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
S $25.00 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. 14,9427,4710 2026-10-02: 14,942 OI2026-10-05: 14,649 OI2026-10-06: 12,160 OI2026-10-07: 12,147 OI2026-10-08: 12,147 OI2026-10-09: 12,086 OI2026-10-13: 13,125 OI2026-10-14: 13,125 OI2026-10-15: 13,127 OI2026-10-16: 13,127 OI2026-10-21: 13,099 OI2026-10-23: 13,090 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, 2026Viewing13,090-9
Oct 21, 202613,099-28
Oct 16, 202613,1270
Oct 15, 202613,127+2
Oct 14, 202613,1250
Oct 13, 202613,125+1,039
Oct 09, 202612,086-61
Oct 08, 202612,1470
Oct 07, 202612,147-13
Oct 06, 202612,160-2,489
Oct 05, 202614,649-293
Oct 02, 202614,942No prior observation