OITracker Cboe delayed data

Contract OI history

Back to T

Nov 20, 2026 EXPIRATION

T $20.50 Call

T261120C00020500

Latest saved OI33Oct 23, 2026
Last change+33vs previous saved observation
Saved market days2Oct 21, 2026 onwards
Daily open interest Hover a point for its date and OI
T $20.50 call open interest history 2 saved observations from 2026-10-21 to 2026-10-23. Exact values and changes are listed in the table below. 33160 2026-10-21: 0 OI2026-10-23: 33 OI Oct 21, 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, 2026Viewing33+33
Oct 21, 20260No prior observation