OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

NIO $3.00 Put

NIO280121P00003000

Latest saved OI3,610Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NIO $3.00 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. 3,6101,8050 2026-10-02: 3,548 OI2026-10-05: 3,559 OI2026-10-06: 3,529 OI2026-10-07: 3,579 OI2026-10-08: 3,579 OI2026-10-09: 3,578 OI2026-10-13: 3,580 OI2026-10-14: 3,580 OI2026-10-15: 3,578 OI2026-10-16: 3,583 OI2026-10-21: 3,610 OI2026-10-23: 3,610 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, 2026Viewing3,6100
Oct 21, 20263,610+27
Oct 16, 20263,583+5
Oct 15, 20263,578-2
Oct 14, 20263,5800
Oct 13, 20263,580+2
Oct 09, 20263,578-1
Oct 08, 20263,5790
Oct 07, 20263,579+50
Oct 06, 20263,529-30
Oct 05, 20263,559+11
Oct 02, 20263,548No prior observation