OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

NIO $4.00 Put

NIO270115P00004000

Latest saved OI85,887Oct 23, 2026
Last change-200vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NIO $4.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 86,13243,0660 2026-10-02: 85,826 OI2026-10-05: 85,829 OI2026-10-06: 86,056 OI2026-10-07: 86,077 OI2026-10-08: 86,077 OI2026-10-09: 86,009 OI2026-10-13: 86,120 OI2026-10-14: 86,120 OI2026-10-15: 86,132 OI2026-10-16: 86,071 OI2026-10-21: 86,087 OI2026-10-23: 85,887 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, 2026Viewing85,887-200
Oct 21, 202686,087+16
Oct 16, 202686,071-61
Oct 15, 202686,132+12
Oct 14, 202686,1200
Oct 13, 202686,120+111
Oct 09, 202686,009-68
Oct 08, 202686,0770
Oct 07, 202686,077+21
Oct 06, 202686,056+227
Oct 05, 202685,829+3
Oct 02, 202685,826No prior observation