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Contract OI history

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Jan 15, 2027 EXPIRATION

BMO $105.00 Put

BMO270115P00105000

Latest saved OI406Oct 21, 2026
Last change0vs previous saved observation
Saved market days11Oct 01, 2026 onwards
Daily open interest Hover a point for its date and OI
BMO $105.00 put open interest history 11 saved observations from 2026-10-01 to 2026-10-21. Exact values and changes are listed in the table below. 4062030 2026-10-01: 406 OI2026-10-02: 406 OI2026-10-05: 406 OI2026-10-06: 406 OI2026-10-07: 406 OI2026-10-08: 406 OI2026-10-09: 406 OI2026-10-13: 406 OI2026-10-14: 406 OI2026-10-16: 406 OI2026-10-21: 406 OI Oct 01, 2026Oct 21, 2026

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

BMO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 21, 2026Viewing4060
Oct 16, 20264060
Oct 14, 20264060
Oct 13, 20264060
Oct 09, 20264060
Oct 08, 20264060
Oct 07, 20264060
Oct 06, 20264060
Oct 05, 20264060
Oct 02, 20264060
Oct 01, 2026406No prior observation