OITracker Cboe delayed data

Contract OI history

Back to ONON

Jan 21, 2028 EXPIRATION

ONON $40.00 Call

ONON280121C00040000

Latest saved OI3,917Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ONON $40.00 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. 4,1572,0780 2026-10-02: 4,156 OI2026-10-05: 4,157 OI2026-10-06: 4,147 OI2026-10-07: 4,147 OI2026-10-08: 4,147 OI2026-10-09: 4,075 OI2026-10-13: 4,071 OI2026-10-14: 4,071 OI2026-10-15: 4,064 OI2026-10-16: 3,924 OI2026-10-21: 3,918 OI2026-10-23: 3,917 OI Oct 02, 2026Oct 23, 2026

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

ONON contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,917-1
Oct 21, 20263,918-6
Oct 16, 20263,924-140
Oct 15, 20264,064-7
Oct 14, 20264,0710
Oct 13, 20264,071-4
Oct 09, 20264,075-72
Oct 08, 20264,1470
Oct 07, 20264,1470
Oct 06, 20264,147-10
Oct 05, 20264,157+1
Oct 02, 20264,156No prior observation