OITracker Cboe delayed data

Contract OI history

Back to BMI

Dec 18, 2026 EXPIRATION

BMI $110.00 Put

BMI261218P00110000

Latest saved OI270Oct 20, 2026
Last change+270vs previous saved observation
Saved market days2Oct 16, 2026 onwards
Daily open interest Hover a point for its date and OI
BMI $110.00 put open interest history 2 saved observations from 2026-10-16 to 2026-10-20. Exact values and changes are listed in the table below. 2701350 2026-10-16: 0 OI2026-10-20: 270 OI Oct 16, 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, 2026Viewing270+270
Oct 16, 20260No prior observation