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Contract OI history

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Mar 19, 2027 EXPIRATION

BMO $130.00 Call

BMO270319C00130000

Latest saved OI37Oct 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 $130.00 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. 76380 2026-10-01: 76 OI2026-10-02: 76 OI2026-10-05: 76 OI2026-10-06: 76 OI2026-10-07: 76 OI2026-10-08: 76 OI2026-10-09: 76 OI2026-10-13: 76 OI2026-10-14: 76 OI2026-10-16: 37 OI2026-10-21: 37 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, 2026Viewing370
Oct 16, 202637-39
Oct 14, 2026760
Oct 13, 2026760
Oct 09, 2026760
Oct 08, 2026760
Oct 07, 2026760
Oct 06, 2026760
Oct 05, 2026760
Oct 02, 2026760
Oct 01, 202676No prior observation