OITracker Cboe delayed data

Contract OI history

Back to T

Dec 18, 2026 EXPIRATION

T $25.00 Call

T261218C00025000

Latest saved OI13,224Oct 23, 2026
Last change+557vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
T $25.00 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. 13,2246,6120 2026-10-02: 7,818 OI2026-10-05: 7,808 OI2026-10-06: 7,784 OI2026-10-07: 7,784 OI2026-10-08: 7,883 OI2026-10-09: 10,902 OI2026-10-14: 11,032 OI2026-10-15: 11,159 OI2026-10-16: 11,443 OI2026-10-21: 12,667 OI2026-10-23: 13,224 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, 2026Viewing13,224+557
Oct 21, 202612,667+1,224
Oct 16, 202611,443+284
Oct 15, 202611,159+127
Oct 14, 202611,032+130
Oct 09, 202610,902+3,019
Oct 08, 20267,883+99
Oct 07, 20267,7840
Oct 06, 20267,784-24
Oct 05, 20267,808-10
Oct 02, 20267,818No prior observation