OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

AER $155.00 Call

AER270115C00155000

Latest saved OI100Oct 20, 2026
Last change-2vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AER $155.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-20. Exact values and changes are listed in the table below. 108540 2026-10-02: 108 OI2026-10-05: 108 OI2026-10-06: 100 OI2026-10-07: 100 OI2026-10-08: 99 OI2026-10-09: 99 OI2026-10-13: 100 OI2026-10-14: 100 OI2026-10-16: 102 OI2026-10-20: 100 OI Oct 02, 2026Oct 20, 2026

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

AER contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing100-2
Oct 16, 2026102+2
Oct 14, 20261000
Oct 13, 2026100+1
Oct 09, 2026990
Oct 08, 202699-1
Oct 07, 20261000
Oct 06, 2026100-8
Oct 05, 20261080
Oct 02, 2026108No prior observation