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Contract OI history

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Dec 18, 2026 EXPIRATION

MARA $19.00 Call

MARA261218C00019000

Latest saved OI1,554Oct 23, 2026
Last change-194vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MARA $19.00 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. 1,7488740 2026-10-09: 1,578 OI2026-10-13: 1,559 OI2026-10-14: 1,559 OI2026-10-15: 1,553 OI2026-10-16: 1,550 OI2026-10-21: 1,748 OI2026-10-23: 1,554 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, 2026Viewing1,554-194
Oct 21, 20261,748+198
Oct 16, 20261,550-3
Oct 15, 20261,553-6
Oct 14, 20261,5590
Oct 13, 20261,559-19
Oct 09, 20261,578No prior observation