OITracker Cboe delayed data

Contract OI history

Back to BAM

Nov 20, 2026 EXPIRATION

BAM $52.50 Put

BAM261120P00052500

Latest saved OI425Oct 23, 2026
Last change+69vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BAM $52.50 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. 4252120 2026-10-02: 159 OI2026-10-05: 160 OI2026-10-06: 160 OI2026-10-07: 160 OI2026-10-08: 160 OI2026-10-09: 261 OI2026-10-13: 261 OI2026-10-14: 261 OI2026-10-16: 261 OI2026-10-20: 356 OI2026-10-23: 425 OI Oct 02, 2026Oct 23, 2026

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

BAM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing425+69
Oct 20, 2026356+95
Oct 16, 20262610
Oct 14, 20262610
Oct 13, 20262610
Oct 09, 2026261+101
Oct 08, 20261600
Oct 07, 20261600
Oct 06, 20261600
Oct 05, 2026160+1
Oct 02, 2026159No prior observation