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Contract OI history

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Jan 21, 2028 EXPIRATION

BAM $45.00 Put

BAM280121P00045000

Latest saved OI154Oct 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 $45.00 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. 155770 2026-10-02: 119 OI2026-10-05: 126 OI2026-10-06: 126 OI2026-10-07: 126 OI2026-10-08: 126 OI2026-10-09: 146 OI2026-10-13: 151 OI2026-10-14: 154 OI2026-10-16: 154 OI2026-10-20: 155 OI2026-10-23: 154 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, 2026Viewing154-1
Oct 20, 2026155+1
Oct 16, 20261540
Oct 14, 2026154+3
Oct 13, 2026151+5
Oct 09, 2026146+20
Oct 08, 20261260
Oct 07, 20261260
Oct 06, 20261260
Oct 05, 2026126+7
Oct 02, 2026119No prior observation