OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

BE $300.00 Put

BE280121P00300000

Latest saved OI133Oct 23, 2026
Last change+10vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BE $300.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 133660 2026-10-02: 114 OI2026-10-05: 114 OI2026-10-06: 119 OI2026-10-07: 119 OI2026-10-08: 119 OI2026-10-09: 120 OI2026-10-13: 119 OI2026-10-14: 119 OI2026-10-15: 119 OI2026-10-16: 123 OI2026-10-21: 123 OI2026-10-23: 133 OI Oct 02, 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, 2026Viewing133+10
Oct 21, 20261230
Oct 16, 2026123+4
Oct 15, 20261190
Oct 14, 20261190
Oct 13, 2026119-1
Oct 09, 2026120+1
Oct 08, 20261190
Oct 07, 20261190
Oct 06, 2026119+5
Oct 05, 20261140
Oct 02, 2026114No prior observation