OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

BN $35.00 Call

BN261120C00035000

Latest saved OI333Oct 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 $35.00 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. 3331660 2026-10-02: 129 OI2026-10-05: 129 OI2026-10-06: 129 OI2026-10-07: 229 OI2026-10-08: 229 OI2026-10-09: 229 OI2026-10-13: 329 OI2026-10-14: 329 OI2026-10-15: 332 OI2026-10-16: 333 OI2026-10-21: 333 OI2026-10-23: 333 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, 2026Viewing3330
Oct 21, 20263330
Oct 16, 2026333+1
Oct 15, 2026332+3
Oct 14, 20263290
Oct 13, 2026329+100
Oct 09, 20262290
Oct 08, 20262290
Oct 07, 2026229+100
Oct 06, 20261290
Oct 05, 20261290
Oct 02, 2026129No prior observation