OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

BN $35.00 Put

BN280121P00035000

Latest saved OI113Oct 23, 2026
Last change+2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BN $35.00 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. 113560 2026-10-02: 55 OI2026-10-05: 55 OI2026-10-06: 56 OI2026-10-07: 56 OI2026-10-08: 56 OI2026-10-09: 56 OI2026-10-13: 56 OI2026-10-14: 56 OI2026-10-15: 56 OI2026-10-16: 56 OI2026-10-21: 111 OI2026-10-23: 113 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, 2026Viewing113+2
Oct 21, 2026111+55
Oct 16, 2026560
Oct 15, 2026560
Oct 14, 2026560
Oct 13, 2026560
Oct 09, 2026560
Oct 08, 2026560
Oct 07, 2026560
Oct 06, 202656+1
Oct 05, 2026550
Oct 02, 202655No prior observation