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Contract OI history

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Oct 30, 2026 EXPIRATION

MARA $7.50 Call

MARA261030C00007500

Latest saved OI5,078Oct 23, 2026
Last change+1,093vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MARA $7.50 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. 5,0782,5390 2026-10-09: 78 OI2026-10-13: 78 OI2026-10-14: 78 OI2026-10-15: 90 OI2026-10-16: 530 OI2026-10-21: 3,985 OI2026-10-23: 5,078 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, 2026Viewing5,078+1,093
Oct 21, 20263,985+3,455
Oct 16, 2026530+440
Oct 15, 202690+12
Oct 14, 2026780
Oct 13, 2026780
Oct 09, 202678No prior observation