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Contract OI history

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Oct 30, 2026 EXPIRATION

MARA $12.50 Call

MARA261030C00012500

Latest saved OI1,287Oct 23, 2026
Last change-20vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MARA $12.50 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. 1,3396690 2026-10-09: 1,332 OI2026-10-13: 1,329 OI2026-10-14: 1,329 OI2026-10-15: 1,339 OI2026-10-16: 1,314 OI2026-10-21: 1,307 OI2026-10-23: 1,287 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, 2026Viewing1,287-20
Oct 21, 20261,307-7
Oct 16, 20261,314-25
Oct 15, 20261,339+10
Oct 14, 20261,3290
Oct 13, 20261,329-3
Oct 09, 20261,332No prior observation