OITracker Cboe delayed data

Contract OI history

Back to ABM

Jan 15, 2027 EXPIRATION

ABM $55.00 Call

ABM270115C00055000

Latest saved OI371Oct 20, 2026
Last change+3vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ABM $55.00 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. 3711850 2026-10-02: 362 OI2026-10-05: 362 OI2026-10-06: 362 OI2026-10-07: 363 OI2026-10-08: 363 OI2026-10-09: 364 OI2026-10-13: 364 OI2026-10-14: 364 OI2026-10-16: 368 OI2026-10-20: 371 OI Oct 02, 2026Oct 20, 2026

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

ABM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing371+3
Oct 16, 2026368+4
Oct 14, 20263640
Oct 13, 20263640
Oct 09, 2026364+1
Oct 08, 20263630
Oct 07, 2026363+1
Oct 06, 20263620
Oct 05, 20263620
Oct 02, 2026362No prior observation