OITracker Cboe delayed data

Contract OI history

Back to AR

Jan 15, 2027 EXPIRATION

AR $40.00 Call

AR270115C00040000

Latest saved OI4,623Oct 23, 2026
Last change-33vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AR $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. 4,8492,4240 2026-10-02: 4,849 OI2026-10-05: 4,841 OI2026-10-06: 4,840 OI2026-10-07: 4,833 OI2026-10-08: 4,833 OI2026-10-09: 4,816 OI2026-10-13: 4,824 OI2026-10-14: 4,824 OI2026-10-15: 4,821 OI2026-10-16: 4,741 OI2026-10-21: 4,656 OI2026-10-23: 4,623 OI Oct 02, 2026Oct 23, 2026

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

AR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4,623-33
Oct 21, 20264,656-85
Oct 16, 20264,741-80
Oct 15, 20264,821-3
Oct 14, 20264,8240
Oct 13, 20264,824+8
Oct 09, 20264,816-17
Oct 08, 20264,8330
Oct 07, 20264,833-7
Oct 06, 20264,840-1
Oct 05, 20264,841-8
Oct 02, 20264,849No prior observation