OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

BE $320.00 Put

BE280121P00320000

Latest saved OI597Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BE $320.00 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. 6023010 2026-10-02: 602 OI2026-10-05: 602 OI2026-10-06: 597 OI2026-10-07: 597 OI2026-10-08: 597 OI2026-10-09: 597 OI2026-10-13: 597 OI2026-10-14: 597 OI2026-10-15: 597 OI2026-10-16: 597 OI2026-10-21: 597 OI2026-10-23: 597 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, 2026Viewing5970
Oct 21, 20265970
Oct 16, 20265970
Oct 15, 20265970
Oct 14, 20265970
Oct 13, 20265970
Oct 09, 20265970
Oct 08, 20265970
Oct 07, 20265970
Oct 06, 2026597-5
Oct 05, 20266020
Oct 02, 2026602No prior observation