OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

MA $740.00 Call

MA280121C00740000

Latest saved OI41Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MA $740.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 41200 2026-10-02: 40 OI2026-10-05: 40 OI2026-10-06: 40 OI2026-10-07: 40 OI2026-10-08: 40 OI2026-10-09: 40 OI2026-10-13: 40 OI2026-10-14: 40 OI2026-10-15: 39 OI2026-10-16: 40 OI2026-10-21: 41 OI2026-10-23: 41 OI Oct 02, 2026Oct 23, 2026

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

MA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing410
Oct 21, 202641+1
Oct 16, 202640+1
Oct 15, 202639-1
Oct 14, 2026400
Oct 13, 2026400
Oct 09, 2026400
Oct 08, 2026400
Oct 07, 2026400
Oct 06, 2026400
Oct 05, 2026400
Oct 02, 202640No prior observation