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Contract OI history

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Dec 15, 2028 EXPIRATION

MARA $12.00 Call

MARA281215C00012000

Latest saved OI664Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MARA $12.00 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. 6653320 2026-10-09: 575 OI2026-10-13: 573 OI2026-10-14: 573 OI2026-10-15: 598 OI2026-10-16: 592 OI2026-10-21: 665 OI2026-10-23: 664 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, 2026Viewing664-1
Oct 21, 2026665+73
Oct 16, 2026592-6
Oct 15, 2026598+25
Oct 14, 20265730
Oct 13, 2026573-2
Oct 09, 2026575No prior observation