OITracker Cboe delayed data

Contract OI history

Back to NIO

Nov 13, 2026 EXPIRATION

NIO $3.50 Put

NIO261113P00003500

Latest saved OI1,698Oct 23, 2026
Last change+22vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NIO $3.50 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. 1,6988490 2026-10-02: 0 OI2026-10-05: 0 OI2026-10-06: 159 OI2026-10-07: 216 OI2026-10-08: 216 OI2026-10-09: 449 OI2026-10-13: 985 OI2026-10-14: 985 OI2026-10-15: 1,520 OI2026-10-16: 1,562 OI2026-10-21: 1,676 OI2026-10-23: 1,698 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, 2026Viewing1,698+22
Oct 21, 20261,676+114
Oct 16, 20261,562+42
Oct 15, 20261,520+535
Oct 14, 20269850
Oct 13, 2026985+536
Oct 09, 2026449+233
Oct 08, 20262160
Oct 07, 2026216+57
Oct 06, 2026159+159
Oct 05, 202600
Oct 02, 20260No prior observation