OITracker Cboe delayed data

Contract OI history

Back to NIO

Feb 19, 2027 EXPIRATION

NIO $7.00 Call

NIO270219C00007000

Latest saved OI2,363Oct 23, 2026
Last change+186vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NIO $7.00 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. 2,3631,1810 2026-10-02: 2,254 OI2026-10-05: 2,254 OI2026-10-06: 2,255 OI2026-10-07: 2,177 OI2026-10-08: 2,177 OI2026-10-09: 2,177 OI2026-10-13: 2,177 OI2026-10-14: 2,177 OI2026-10-15: 2,177 OI2026-10-16: 2,177 OI2026-10-21: 2,177 OI2026-10-23: 2,363 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, 2026Viewing2,363+186
Oct 21, 20262,1770
Oct 16, 20262,1770
Oct 15, 20262,1770
Oct 14, 20262,1770
Oct 13, 20262,1770
Oct 09, 20262,1770
Oct 08, 20262,1770
Oct 07, 20262,177-78
Oct 06, 20262,255+1
Oct 05, 20262,2540
Oct 02, 20262,254No prior observation