OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

BN $39.00 Call

BN270115C00039000

Latest saved OI305Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BN $39.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3061530 2026-10-02: 306 OI2026-10-05: 294 OI2026-10-06: 294 OI2026-10-07: 294 OI2026-10-08: 304 OI2026-10-09: 304 OI2026-10-13: 305 OI2026-10-14: 305 OI2026-10-15: 305 OI2026-10-16: 305 OI2026-10-21: 305 OI2026-10-23: 305 OI Oct 02, 2026Oct 23, 2026

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

BN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3050
Oct 21, 20263050
Oct 16, 20263050
Oct 15, 20263050
Oct 14, 20263050
Oct 13, 2026305+1
Oct 09, 20263040
Oct 08, 2026304+10
Oct 07, 20262940
Oct 06, 20262940
Oct 05, 2026294-12
Oct 02, 2026306No prior observation