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Contract OI history

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Dec 18, 2026 EXPIRATION

MARA $26.00 Call

MARA261218C00026000

Latest saved OI1,433Oct 23, 2026
Last change-64vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MARA $26.00 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. 1,4977480 2026-10-09: 293 OI2026-10-13: 293 OI2026-10-14: 293 OI2026-10-15: 893 OI2026-10-16: 893 OI2026-10-21: 1,497 OI2026-10-23: 1,433 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, 2026Viewing1,433-64
Oct 21, 20261,497+604
Oct 16, 20268930
Oct 15, 2026893+600
Oct 14, 20262930
Oct 13, 20262930
Oct 09, 2026293No prior observation