OITracker Cboe delayed data

Contract OI history

Back to C

Dec 18, 2026 EXPIRATION

C $140.00 Call

C261218C00140000

Latest saved OI5,018Oct 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
C $140.00 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. 5,0182,5090 2026-10-02: 4,040 OI2026-10-05: 4,053 OI2026-10-06: 3,992 OI2026-10-07: 3,973 OI2026-10-08: 3,973 OI2026-10-09: 3,987 OI2026-10-13: 3,975 OI2026-10-14: 3,975 OI2026-10-15: 4,139 OI2026-10-16: 4,124 OI2026-10-21: 5,014 OI2026-10-23: 5,018 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

C contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5,018+4
Oct 21, 20265,014+890
Oct 16, 20264,124-15
Oct 15, 20264,139+164
Oct 14, 20263,9750
Oct 13, 20263,975-12
Oct 09, 20263,987+14
Oct 08, 20263,9730
Oct 07, 20263,973-19
Oct 06, 20263,992-61
Oct 05, 20264,053+13
Oct 02, 20264,040No prior observation