OITracker Cboe delayed data

Contract OI history

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Oct 23, 2026 EXPIRATION

BE $227.50 Put

BE261023P00227500

Latest saved OI656Oct 23, 2026
Last change+241vs previous saved observation
Saved market days6Oct 13, 2026 onwards
Daily open interest Hover a point for its date and OI
BE $227.50 put open interest history 6 saved observations from 2026-10-13 to 2026-10-23. Exact values and changes are listed in the table below. 6563280 2026-10-13: 0 OI2026-10-14: 0 OI2026-10-15: 58 OI2026-10-16: 254 OI2026-10-21: 415 OI2026-10-23: 656 OI Oct 13, 2026Oct 23, 2026

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

BE contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing656+241
Oct 21, 2026415+161
Oct 16, 2026254+196
Oct 15, 202658+58
Oct 14, 202600
Oct 13, 20260No prior observation