OITracker Cboe delayed data

Contract OI history

Back to ACI

Jan 21, 2028 EXPIRATION

ACI $35.00 Call

ACI280121C00035000

Latest saved OI407Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ACI $35.00 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. 4072030 2026-10-02: 399 OI2026-10-05: 399 OI2026-10-06: 399 OI2026-10-07: 400 OI2026-10-08: 400 OI2026-10-09: 402 OI2026-10-13: 403 OI2026-10-14: 403 OI2026-10-15: 404 OI2026-10-16: 404 OI2026-10-21: 407 OI2026-10-23: 407 OI Oct 02, 2026Oct 23, 2026

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

ACI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4070
Oct 21, 2026407+3
Oct 16, 20264040
Oct 15, 2026404+1
Oct 14, 20264030
Oct 13, 2026403+1
Oct 09, 2026402+2
Oct 08, 20264000
Oct 07, 2026400+1
Oct 06, 20263990
Oct 05, 20263990
Oct 02, 2026399No prior observation