OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

AR $50.00 Call

AR280121C00050000

Latest saved OI1,329Oct 23, 2026
Last change+550vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AR $50.00 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. 1,3296640 2026-10-02: 781 OI2026-10-05: 781 OI2026-10-06: 779 OI2026-10-07: 779 OI2026-10-08: 779 OI2026-10-09: 779 OI2026-10-13: 779 OI2026-10-14: 779 OI2026-10-15: 778 OI2026-10-16: 778 OI2026-10-21: 779 OI2026-10-23: 1,329 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, 2026Viewing1,329+550
Oct 21, 2026779+1
Oct 16, 20267780
Oct 15, 2026778-1
Oct 14, 20267790
Oct 13, 20267790
Oct 09, 20267790
Oct 08, 20267790
Oct 07, 20267790
Oct 06, 2026779-2
Oct 05, 20267810
Oct 02, 2026781No prior observation