OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

MT $40.00 Call

MT270115C00040000

Latest saved OI1,014Oct 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 $40.00 call open interest history 9 saved observations from 2026-10-02 to 2026-10-21. Exact values and changes are listed in the table below. 1,0205100 2026-10-02: 1,020 OI2026-10-05: 1,020 OI2026-10-06: 1,020 OI2026-10-08: 1,019 OI2026-10-09: 1,019 OI2026-10-13: 1,019 OI2026-10-15: 1,019 OI2026-10-16: 1,014 OI2026-10-21: 1,014 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, 2026Viewing1,0140
Oct 16, 20261,014-5
Oct 15, 20261,0190
Oct 13, 20261,0190
Oct 09, 20261,0190
Oct 08, 20261,019-1
Oct 06, 20261,0200
Oct 05, 20261,0200
Oct 02, 20261,020No prior observation