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Contract OI history

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Mar 19, 2027 EXPIRATION

BMO $195.00 Call

BMO270319C00195000

Latest saved OI78Oct 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 $195.00 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. 78390 2026-10-01: 77 OI2026-10-02: 77 OI2026-10-05: 77 OI2026-10-06: 77 OI2026-10-07: 77 OI2026-10-08: 77 OI2026-10-09: 77 OI2026-10-13: 78 OI2026-10-14: 78 OI2026-10-16: 78 OI2026-10-21: 78 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, 2026Viewing780
Oct 16, 2026780
Oct 14, 2026780
Oct 13, 202678+1
Oct 09, 2026770
Oct 08, 2026770
Oct 07, 2026770
Oct 06, 2026770
Oct 05, 2026770
Oct 02, 2026770
Oct 01, 202677No prior observation