OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

MP $20.00 Put

MP280121P00020000

Latest saved OI230Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MP $20.00 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. 2301150 2026-10-02: 30 OI2026-10-05: 30 OI2026-10-06: 30 OI2026-10-07: 30 OI2026-10-08: 30 OI2026-10-09: 30 OI2026-10-13: 230 OI2026-10-14: 230 OI2026-10-15: 230 OI2026-10-16: 230 OI2026-10-21: 230 OI2026-10-23: 230 OI Oct 02, 2026Oct 23, 2026

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

MP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2300
Oct 21, 20262300
Oct 16, 20262300
Oct 15, 20262300
Oct 14, 20262300
Oct 13, 2026230+200
Oct 09, 2026300
Oct 08, 2026300
Oct 07, 2026300
Oct 06, 2026300
Oct 05, 2026300
Oct 02, 202630No prior observation