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Contract OI history

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Dec 17, 2027 EXPIRATION

MARA $40.00 Call

MARA271217C00040000

Latest saved OI7,664Oct 23, 2026
Last change+133vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MARA $40.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 7,6643,8320 2026-10-09: 6,650 OI2026-10-13: 6,902 OI2026-10-14: 6,902 OI2026-10-15: 7,336 OI2026-10-16: 7,448 OI2026-10-21: 7,531 OI2026-10-23: 7,664 OI Oct 09, 2026Oct 23, 2026

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

MARA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing7,664+133
Oct 21, 20267,531+83
Oct 16, 20267,448+112
Oct 15, 20267,336+434
Oct 14, 20266,9020
Oct 13, 20266,902+252
Oct 09, 20266,650No prior observation