OITracker Cboe delayed data

Contract OI history

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Nov 06, 2026 EXPIRATION

NB $3.50 Call

NB261106C00003500

Latest saved OI2,495Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
NB $3.50 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2,4951,2470 2026-10-09: 44 OI2026-10-13: 996 OI2026-10-14: 1,798 OI2026-10-16: 2,486 OI2026-10-21: 2,495 OI2026-10-23: 2,495 OI Oct 09, 2026Oct 23, 2026

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

NB contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20262,4950
Oct 21, 2026Viewing2,495+9
Oct 16, 20262,486+688
Oct 14, 20261,798+802
Oct 13, 2026996+952
Oct 09, 202644No prior observation