OITracker Cboe delayed data

Contract OI history

Back to KEY

Nov 20, 2026 EXPIRATION

KEY $20.00 Call

KEY261120C00020000

Latest saved OI1,848Oct 23, 2026
Last change-6vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
KEY $20.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,8549270 2026-10-02: 111 OI2026-10-05: 110 OI2026-10-06: 123 OI2026-10-07: 136 OI2026-10-08: 136 OI2026-10-09: 176 OI2026-10-13: 184 OI2026-10-14: 184 OI2026-10-15: 193 OI2026-10-16: 212 OI2026-10-21: 1,854 OI2026-10-23: 1,848 OI Oct 02, 2026Oct 23, 2026

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

KEY contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261,848-6
Oct 21, 2026Viewing1,854+1,642
Oct 16, 2026212+19
Oct 15, 2026193+9
Oct 14, 20261840
Oct 13, 2026184+8
Oct 09, 2026176+40
Oct 08, 20261360
Oct 07, 2026136+13
Oct 06, 2026123+13
Oct 05, 2026110-1
Oct 02, 2026111No prior observation