OITracker Cboe delayed data

Contract OI history

Back to T

Jan 21, 2028 EXPIRATION

T $20.00 Call

T280121C00020000

Latest saved OI5,015Oct 23, 2026
Last change-24vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
T $20.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 5,0772,5380 2026-10-02: 4,228 OI2026-10-05: 4,255 OI2026-10-06: 4,266 OI2026-10-07: 4,266 OI2026-10-08: 4,268 OI2026-10-09: 4,926 OI2026-10-14: 5,077 OI2026-10-15: 5,077 OI2026-10-16: 5,071 OI2026-10-21: 5,039 OI2026-10-23: 5,015 OI Oct 02, 2026Oct 23, 2026

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

T contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5,015-24
Oct 21, 20265,039-32
Oct 16, 20265,071-6
Oct 15, 20265,0770
Oct 14, 20265,077+151
Oct 09, 20264,926+658
Oct 08, 20264,268+2
Oct 07, 20264,2660
Oct 06, 20264,266+11
Oct 05, 20264,255+27
Oct 02, 20264,228No prior observation