OITracker Cboe delayed data

Contract OI history

Back to NIO

Jan 21, 2028 EXPIRATION

NIO $5.00 Call

NIO280121C00005000

Latest saved OI27,068Oct 23, 2026
Last change+297vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NIO $5.00 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. 27,06813,5340 2026-10-02: 24,115 OI2026-10-05: 24,362 OI2026-10-06: 25,310 OI2026-10-07: 25,346 OI2026-10-08: 25,346 OI2026-10-09: 26,137 OI2026-10-13: 26,576 OI2026-10-14: 26,576 OI2026-10-15: 26,489 OI2026-10-16: 26,004 OI2026-10-21: 26,771 OI2026-10-23: 27,068 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, 2026Viewing27,068+297
Oct 21, 202626,771+767
Oct 16, 202626,004-485
Oct 15, 202626,489-87
Oct 14, 202626,5760
Oct 13, 202626,576+439
Oct 09, 202626,137+791
Oct 08, 202625,3460
Oct 07, 202625,346+36
Oct 06, 202625,310+948
Oct 05, 202624,362+247
Oct 02, 202624,115No prior observation