OITracker Cboe delayed data

Contract OI history

Back to NBIS

Oct 23, 2026 EXPIRATION

NBIS $217.50 Call

NBIS261023C00217500

Latest saved OI501Oct 23, 2026
Last change+15vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
NBIS $217.50 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 5012500 2026-10-09: 18 OI2026-10-13: 196 OI2026-10-14: 196 OI2026-10-15: 273 OI2026-10-16: 367 OI2026-10-21: 486 OI2026-10-23: 501 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, 2026Viewing501+15
Oct 21, 2026486+119
Oct 16, 2026367+94
Oct 15, 2026273+77
Oct 14, 20261960
Oct 13, 2026196+178
Oct 09, 202618No prior observation