OITracker Cboe delayed data

Contract OI history

Back to ACN

Dec 18, 2026 EXPIRATION

ACN $270.00 Call

ACN261218C00270000

Latest saved OI487Oct 23, 2026
Last change+338vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ACN $270.00 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. 4872430 2026-10-02: 98 OI2026-10-05: 91 OI2026-10-06: 91 OI2026-10-07: 92 OI2026-10-08: 92 OI2026-10-09: 124 OI2026-10-13: 125 OI2026-10-14: 125 OI2026-10-15: 125 OI2026-10-16: 128 OI2026-10-21: 149 OI2026-10-23: 487 OI Oct 02, 2026Oct 23, 2026

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

ACN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing487+338
Oct 21, 2026149+21
Oct 16, 2026128+3
Oct 15, 20261250
Oct 14, 20261250
Oct 13, 2026125+1
Oct 09, 2026124+32
Oct 08, 2026920
Oct 07, 202692+1
Oct 06, 2026910
Oct 05, 202691-7
Oct 02, 202698No prior observation