OITracker Cboe delayed data

Contract OI history

Back to NIO

Jan 15, 2027 EXPIRATION

NIO $4.50 Call

NIO270115C00004500

Latest saved OI18,853Oct 23, 2026
Last change+252vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NIO $4.50 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. 18,8539,4260 2026-10-02: 14,768 OI2026-10-05: 14,848 OI2026-10-06: 15,182 OI2026-10-07: 15,253 OI2026-10-08: 15,253 OI2026-10-09: 15,348 OI2026-10-13: 18,417 OI2026-10-14: 18,417 OI2026-10-15: 18,482 OI2026-10-16: 18,451 OI2026-10-21: 18,601 OI2026-10-23: 18,853 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, 2026Viewing18,853+252
Oct 21, 202618,601+150
Oct 16, 202618,451-31
Oct 15, 202618,482+65
Oct 14, 202618,4170
Oct 13, 202618,417+3,069
Oct 09, 202615,348+95
Oct 08, 202615,2530
Oct 07, 202615,253+71
Oct 06, 202615,182+334
Oct 05, 202614,848+80
Oct 02, 202614,768No prior observation