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Contract OI history

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Jun 17, 2027 EXPIRATION

MARA $20.00 Call

MARA270617C00020000

Latest saved OI18,156Oct 23, 2026
Last change+545vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MARA $20.00 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. 18,1569,0780 2026-10-09: 17,053 OI2026-10-13: 17,070 OI2026-10-14: 17,070 OI2026-10-15: 17,177 OI2026-10-16: 17,496 OI2026-10-21: 17,611 OI2026-10-23: 18,156 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, 2026Viewing18,156+545
Oct 21, 202617,611+115
Oct 16, 202617,496+319
Oct 15, 202617,177+107
Oct 14, 202617,0700
Oct 13, 202617,070+17
Oct 09, 202617,053No prior observation