OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

MT $50.00 Put

MT261120P00050000

Latest saved OI458Oct 21, 2026
Last change+1vs 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. 4582290 2026-10-02: 81 OI2026-10-05: 158 OI2026-10-06: 237 OI2026-10-08: 237 OI2026-10-09: 237 OI2026-10-13: 457 OI2026-10-15: 457 OI2026-10-16: 457 OI2026-10-21: 458 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, 2026Viewing458+1
Oct 16, 20264570
Oct 15, 20264570
Oct 13, 2026457+220
Oct 09, 20262370
Oct 08, 20262370
Oct 06, 2026237+79
Oct 05, 2026158+77
Oct 02, 202681No prior observation