OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

MT $50.00 Put

MT280121P00050000

Latest saved OI280Oct 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 $50.00 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. 2801400 2026-10-02: 280 OI2026-10-05: 280 OI2026-10-06: 280 OI2026-10-08: 280 OI2026-10-09: 280 OI2026-10-13: 280 OI2026-10-15: 280 OI2026-10-16: 280 OI2026-10-21: 280 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, 2026Viewing2800
Oct 16, 20262800
Oct 15, 20262800
Oct 13, 20262800
Oct 09, 20262800
Oct 08, 20262800
Oct 06, 20262800
Oct 05, 20262800
Oct 02, 2026280No prior observation