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Contract OI history

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Nov 20, 2026 EXPIRATION

BAM $50.00 Put

BAM261120P00050000

Latest saved OI444Oct 23, 2026
Last change-1vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BAM $50.00 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. 4452220 2026-10-02: 16 OI2026-10-05: 143 OI2026-10-06: 395 OI2026-10-07: 395 OI2026-10-08: 395 OI2026-10-09: 395 OI2026-10-13: 395 OI2026-10-14: 395 OI2026-10-16: 445 OI2026-10-20: 445 OI2026-10-23: 444 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, 2026Viewing444-1
Oct 20, 20264450
Oct 16, 2026445+50
Oct 14, 20263950
Oct 13, 20263950
Oct 09, 20263950
Oct 08, 20263950
Oct 07, 20263950
Oct 06, 2026395+252
Oct 05, 2026143+127
Oct 02, 202616No prior observation