OITracker Cboe delayed data

Contract OI history

Back to T

Jan 21, 2028 EXPIRATION

T $35.00 Call

T280121C00035000

Latest saved OI22,681Oct 23, 2026
Last change+348vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
T $35.00 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. 22,68111,3400 2026-10-02: 22,214 OI2026-10-05: 22,214 OI2026-10-06: 22,226 OI2026-10-07: 22,226 OI2026-10-08: 22,228 OI2026-10-09: 22,230 OI2026-10-14: 22,239 OI2026-10-15: 22,228 OI2026-10-16: 22,235 OI2026-10-21: 22,333 OI2026-10-23: 22,681 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, 2026Viewing22,681+348
Oct 21, 202622,333+98
Oct 16, 202622,235+7
Oct 15, 202622,228-11
Oct 14, 202622,239+9
Oct 09, 202622,230+2
Oct 08, 202622,228+2
Oct 07, 202622,2260
Oct 06, 202622,226+12
Oct 05, 202622,2140
Oct 02, 202622,214No prior observation