OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

MT $55.00 Put

MT270115P00055000

Latest saved OI598Oct 21, 2026
Last change0vs previous saved observation
Saved market days9Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MT $55.00 put open interest history 9 saved observations from 2026-10-02 to 2026-10-21. Exact values and changes are listed in the table below. 5982990 2026-10-02: 598 OI2026-10-05: 598 OI2026-10-06: 598 OI2026-10-08: 598 OI2026-10-09: 598 OI2026-10-13: 598 OI2026-10-15: 598 OI2026-10-16: 598 OI2026-10-21: 598 OI Oct 02, 2026Oct 21, 2026

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

MT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 21, 2026Viewing5980
Oct 16, 20265980
Oct 15, 20265980
Oct 13, 20265980
Oct 09, 20265980
Oct 08, 20265980
Oct 06, 20265980
Oct 05, 20265980
Oct 02, 2026598No prior observation