OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

NIO $15.00 Call

NIO280121C00015000

Latest saved OI44,707Oct 23, 2026
Last change-7vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NIO $15.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 44,72522,3620 2026-10-02: 44,715 OI2026-10-05: 44,718 OI2026-10-06: 44,717 OI2026-10-07: 44,717 OI2026-10-08: 44,717 OI2026-10-09: 44,725 OI2026-10-13: 44,715 OI2026-10-14: 44,715 OI2026-10-15: 44,715 OI2026-10-16: 44,716 OI2026-10-21: 44,714 OI2026-10-23: 44,707 OI Oct 02, 2026Oct 23, 2026

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

NIO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing44,707-7
Oct 21, 202644,714-2
Oct 16, 202644,716+1
Oct 15, 202644,7150
Oct 14, 202644,7150
Oct 13, 202644,715-10
Oct 09, 202644,725+8
Oct 08, 202644,7170
Oct 07, 202644,7170
Oct 06, 202644,717-1
Oct 05, 202644,718+3
Oct 02, 202644,715No prior observation