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Contract OI history

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Jan 15, 2027 EXPIRATION

BMO $110.00 Call

BMO270115C00110000

Latest saved OI35Oct 21, 2026
Last change-12vs previous saved observation
Saved market days11Oct 01, 2026 onwards
Daily open interest Hover a point for its date and OI
BMO $110.00 call open interest history 11 saved observations from 2026-10-01 to 2026-10-21. Exact values and changes are listed in the table below. 47230 2026-10-01: 47 OI2026-10-02: 47 OI2026-10-05: 47 OI2026-10-06: 47 OI2026-10-07: 47 OI2026-10-08: 47 OI2026-10-09: 47 OI2026-10-13: 47 OI2026-10-14: 47 OI2026-10-16: 47 OI2026-10-21: 35 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, 2026Viewing35-12
Oct 16, 2026470
Oct 14, 2026470
Oct 13, 2026470
Oct 09, 2026470
Oct 08, 2026470
Oct 07, 2026470
Oct 06, 2026470
Oct 05, 2026470
Oct 02, 2026470
Oct 01, 202647No prior observation