OITracker Cboe delayed data

Contract OI history

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Feb 19, 2027 EXPIRATION

BMI $145.00 Call

BMI270219C00145000

Latest saved OI4Oct 20, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BMI $145.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-20. Exact values and changes are listed in the table below. 420 2026-10-02: 1 OI2026-10-05: 1 OI2026-10-06: 1 OI2026-10-07: 1 OI2026-10-08: 1 OI2026-10-09: 1 OI2026-10-13: 4 OI2026-10-14: 4 OI2026-10-16: 4 OI2026-10-20: 4 OI Oct 02, 2026Oct 20, 2026

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

BMI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing40
Oct 16, 202640
Oct 14, 202640
Oct 13, 20264+3
Oct 09, 202610
Oct 08, 202610
Oct 07, 202610
Oct 06, 202610
Oct 05, 202610
Oct 02, 20261No prior observation