OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

NET $250.00 Put

NET270115P00250000

Latest saved OI1,107Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NET $250.00 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. 1,1075530 2026-10-02: 823 OI2026-10-05: 817 OI2026-10-06: 815 OI2026-10-07: 816 OI2026-10-08: 816 OI2026-10-09: 818 OI2026-10-13: 804 OI2026-10-14: 804 OI2026-10-15: 873 OI2026-10-16: 1,082 OI2026-10-21: 1,107 OI2026-10-23: 1,107 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

NET contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,1070
Oct 21, 20261,107+25
Oct 16, 20261,082+209
Oct 15, 2026873+69
Oct 14, 20268040
Oct 13, 2026804-14
Oct 09, 2026818+2
Oct 08, 20268160
Oct 07, 2026816+1
Oct 06, 2026815-2
Oct 05, 2026817-6
Oct 02, 2026823No prior observation