OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

BN $36.00 Put

BN261218P00036000

Latest saved OI3,712Oct 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 $36.00 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. 3,7121,8560 2026-10-02: 15 OI2026-10-05: 15 OI2026-10-06: 16 OI2026-10-07: 20 OI2026-10-08: 25 OI2026-10-09: 25 OI2026-10-13: 3,709 OI2026-10-14: 3,709 OI2026-10-15: 3,709 OI2026-10-16: 3,709 OI2026-10-21: 3,712 OI2026-10-23: 3,712 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, 2026Viewing3,7120
Oct 21, 20263,712+3
Oct 16, 20263,7090
Oct 15, 20263,7090
Oct 14, 20263,7090
Oct 13, 20263,709+3,684
Oct 09, 2026250
Oct 08, 202625+5
Oct 07, 202620+4
Oct 06, 202616+1
Oct 05, 2026150
Oct 02, 202615No prior observation