OITracker Cboe delayed data

Contract OI history

Back to NBIS

May 21, 2027 EXPIRATION

NBIS $210.00 Call

NBIS270521C00210000

Latest saved OI2,048Oct 23, 2026
Last change+7vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
NBIS $210.00 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. 2,0481,0240 2026-10-09: 83 OI2026-10-13: 117 OI2026-10-14: 117 OI2026-10-15: 126 OI2026-10-16: 138 OI2026-10-21: 2,041 OI2026-10-23: 2,048 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, 2026Viewing2,048+7
Oct 21, 20262,041+1,903
Oct 16, 2026138+12
Oct 15, 2026126+9
Oct 14, 20261170
Oct 13, 2026117+34
Oct 09, 202683No prior observation