OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

ET $12.00 Put

ET270115P00012000

Latest saved OI17Oct 08, 2026
Last change0vs previous saved observation
Saved market days5Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ET $12.00 put open interest history 5 saved observations from 2026-10-02 to 2026-10-08. Exact values and changes are listed in the table below. 1780 2026-10-02: 17 OI2026-10-05: 17 OI2026-10-06: 17 OI2026-10-07: 17 OI2026-10-08: 17 OI Oct 02, 2026Oct 08, 2026

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

ET contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 08, 2026Viewing170
Oct 07, 2026170
Oct 06, 2026170
Oct 05, 2026170
Oct 02, 202617No prior observation