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Contract OI history

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Jan 19, 2029 EXPIRATION

MARA $8.00 Call

MARA290119C00008000

Latest saved OI381Oct 23, 2026
Last change+31vs 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. 3811900 2026-10-09: 86 OI2026-10-13: 95 OI2026-10-14: 95 OI2026-10-15: 124 OI2026-10-16: 133 OI2026-10-21: 350 OI2026-10-23: 381 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, 2026Viewing381+31
Oct 21, 2026350+217
Oct 16, 2026133+9
Oct 15, 2026124+29
Oct 14, 2026950
Oct 13, 202695+9
Oct 09, 202686No prior observation