OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

S $35.00 Call

S270115C00035000

Latest saved OI6,828Oct 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 $35.00 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. 6,8403,4200 2026-10-02: 6,840 OI2026-10-05: 6,815 OI2026-10-06: 6,805 OI2026-10-07: 6,805 OI2026-10-08: 6,805 OI2026-10-09: 6,807 OI2026-10-13: 6,806 OI2026-10-14: 6,806 OI2026-10-15: 6,810 OI2026-10-16: 6,815 OI2026-10-21: 6,828 OI2026-10-23: 6,828 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, 2026Viewing6,8280
Oct 21, 20266,828+13
Oct 16, 20266,815+5
Oct 15, 20266,810+4
Oct 14, 20266,8060
Oct 13, 20266,806-1
Oct 09, 20266,807+2
Oct 08, 20266,8050
Oct 07, 20266,8050
Oct 06, 20266,805-10
Oct 05, 20266,815-25
Oct 02, 20266,840No prior observation