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Contract OI history

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Nov 27, 2026 EXPIRATION

MARA $12.50 Call

MARA261127C00012500

Latest saved OI272Oct 23, 2026
Last change0vs 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. 2721360 2026-10-09: 13 OI2026-10-13: 67 OI2026-10-14: 67 OI2026-10-15: 55 OI2026-10-16: 54 OI2026-10-21: 272 OI2026-10-23: 272 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, 2026Viewing2720
Oct 21, 2026272+218
Oct 16, 202654-1
Oct 15, 202655-12
Oct 14, 2026670
Oct 13, 202667+54
Oct 09, 202613No prior observation