OITracker Cboe delayed data

Contract OI history

Back to ABR

Jan 21, 2028 EXPIRATION

ABR $12.00 Put

ABR280121P00012000

Latest saved OI389Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ABR $12.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3891940 2026-10-02: 389 OI2026-10-05: 389 OI2026-10-06: 389 OI2026-10-07: 389 OI2026-10-08: 389 OI2026-10-09: 389 OI2026-10-13: 389 OI2026-10-15: 389 OI2026-10-16: 389 OI2026-10-21: 389 OI2026-10-23: 389 OI Oct 02, 2026Oct 23, 2026

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

ABR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3890
Oct 21, 20263890
Oct 16, 20263890
Oct 15, 20263890
Oct 13, 20263890
Oct 09, 20263890
Oct 08, 20263890
Oct 07, 20263890
Oct 06, 20263890
Oct 05, 20263890
Oct 02, 2026389No prior observation