OITracker Cboe delayed data

Contract OI history

Back to NBIS

Oct 23, 2026 EXPIRATION

NBIS $212.50 Put

NBIS261023P00212500

Latest saved OI6Oct 23, 2026
Last change-132vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
NBIS $212.50 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 172860 2026-10-09: 47 OI2026-10-13: 143 OI2026-10-14: 143 OI2026-10-15: 156 OI2026-10-16: 172 OI2026-10-21: 138 OI2026-10-23: 6 OI Oct 09, 2026Oct 23, 2026

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

NBIS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing6-132
Oct 21, 2026138-34
Oct 16, 2026172+16
Oct 15, 2026156+13
Oct 14, 20261430
Oct 13, 2026143+96
Oct 09, 202647No prior observation