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Contract OI history

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Dec 18, 2026 EXPIRATION

MARA $8.00 Call

MARA261218C00008000

Latest saved OI3,652Oct 23, 2026
Last change+945vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MARA $8.00 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. 3,6521,8260 2026-10-09: 1,289 OI2026-10-13: 1,314 OI2026-10-14: 1,314 OI2026-10-15: 1,494 OI2026-10-16: 1,758 OI2026-10-21: 2,707 OI2026-10-23: 3,652 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, 2026Viewing3,652+945
Oct 21, 20262,707+949
Oct 16, 20261,758+264
Oct 15, 20261,494+180
Oct 14, 20261,3140
Oct 13, 20261,314+25
Oct 09, 20261,289No prior observation