OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

S $30.00 Call

S270115C00030000

Latest saved OI8,212Oct 23, 2026
Last change+25vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
S $30.00 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. 8,2124,1060 2026-10-02: 7,698 OI2026-10-05: 7,618 OI2026-10-06: 7,770 OI2026-10-07: 7,834 OI2026-10-08: 7,834 OI2026-10-09: 7,969 OI2026-10-13: 8,039 OI2026-10-14: 8,039 OI2026-10-15: 8,019 OI2026-10-16: 8,046 OI2026-10-21: 8,187 OI2026-10-23: 8,212 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, 2026Viewing8,212+25
Oct 21, 20268,187+141
Oct 16, 20268,046+27
Oct 15, 20268,019-20
Oct 14, 20268,0390
Oct 13, 20268,039+70
Oct 09, 20267,969+135
Oct 08, 20267,8340
Oct 07, 20267,834+64
Oct 06, 20267,770+152
Oct 05, 20267,618-80
Oct 02, 20267,698No prior observation