OITracker Cboe delayed data

Contract OI history

Back to NIO

Jan 15, 2027 EXPIRATION

NIO $500.00 Call

NIO270115C00000500

Latest saved OI391Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NIO $500.00 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. 3911950 2026-10-02: 372 OI2026-10-05: 372 OI2026-10-06: 383 OI2026-10-07: 390 OI2026-10-08: 390 OI2026-10-09: 390 OI2026-10-13: 391 OI2026-10-14: 391 OI2026-10-15: 391 OI2026-10-16: 391 OI2026-10-21: 391 OI2026-10-23: 391 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, 2026Viewing3910
Oct 21, 20263910
Oct 16, 20263910
Oct 15, 20263910
Oct 14, 20263910
Oct 13, 2026391+1
Oct 09, 20263900
Oct 08, 20263900
Oct 07, 2026390+7
Oct 06, 2026383+11
Oct 05, 20263720
Oct 02, 2026372No prior observation