OITracker Cboe delayed data

Contract OI history

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Dec 15, 2028 EXPIRATION

S $35.00 Call

S281215C00035000

Latest saved OI4,576Oct 23, 2026
Last change+4vs 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. 4,6982,3490 2026-10-02: 4,697 OI2026-10-05: 4,697 OI2026-10-06: 4,697 OI2026-10-07: 4,698 OI2026-10-08: 4,698 OI2026-10-09: 4,698 OI2026-10-13: 4,696 OI2026-10-14: 4,696 OI2026-10-15: 4,572 OI2026-10-16: 4,572 OI2026-10-21: 4,572 OI2026-10-23: 4,576 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, 2026Viewing4,576+4
Oct 21, 20264,5720
Oct 16, 20264,5720
Oct 15, 20264,572-124
Oct 14, 20264,6960
Oct 13, 20264,696-2
Oct 09, 20264,6980
Oct 08, 20264,6980
Oct 07, 20264,698+1
Oct 06, 20264,6970
Oct 05, 20264,6970
Oct 02, 20264,697No prior observation