OITracker Cboe delayed data

Contract OI history

Back to TK

Jan 15, 2027 EXPIRATION

TK $14.00 Call

TK270115C00014000

Latest saved OI378Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TK $14.00 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. 3981990 2026-10-02: 396 OI2026-10-05: 396 OI2026-10-06: 396 OI2026-10-07: 398 OI2026-10-08: 398 OI2026-10-09: 398 OI2026-10-13: 398 OI2026-10-14: 398 OI2026-10-16: 378 OI2026-10-20: 378 OI2026-10-23: 378 OI Oct 02, 2026Oct 23, 2026

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

TK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20263780
Oct 20, 2026Viewing3780
Oct 16, 2026378-20
Oct 14, 20263980
Oct 13, 20263980
Oct 09, 20263980
Oct 08, 20263980
Oct 07, 2026398+2
Oct 06, 20263960
Oct 05, 20263960
Oct 02, 2026396No prior observation