OITracker Cboe delayed data

Contract OI history

Back to BN

Nov 20, 2026 EXPIRATION

BN $35.00 Put

BN261120P00035000

Latest saved OI2,820Oct 23, 2026
Last change+4vs 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. 2,8201,4100 2026-10-02: 428 OI2026-10-05: 441 OI2026-10-06: 479 OI2026-10-07: 477 OI2026-10-08: 484 OI2026-10-09: 491 OI2026-10-13: 1,336 OI2026-10-14: 1,369 OI2026-10-15: 1,392 OI2026-10-16: 2,069 OI2026-10-21: 2,816 OI2026-10-23: 2,820 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, 2026Viewing2,820+4
Oct 21, 20262,816+747
Oct 16, 20262,069+677
Oct 15, 20261,392+23
Oct 14, 20261,369+33
Oct 13, 20261,336+845
Oct 09, 2026491+7
Oct 08, 2026484+7
Oct 07, 2026477-2
Oct 06, 2026479+38
Oct 05, 2026441+13
Oct 02, 2026428No prior observation