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Contract OI history

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Nov 20, 2026 EXPIRATION

MARA $20.00 Call

MARA261120C00020000

Latest saved OI2,867Oct 23, 2026
Last change+15vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MARA $20.00 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. 3,2811,6400 2026-10-09: 2,152 OI2026-10-13: 2,296 OI2026-10-14: 2,296 OI2026-10-15: 3,281 OI2026-10-16: 2,747 OI2026-10-21: 2,852 OI2026-10-23: 2,867 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, 2026Viewing2,867+15
Oct 21, 20262,852+105
Oct 16, 20262,747-534
Oct 15, 20263,281+985
Oct 14, 20262,2960
Oct 13, 20262,296+144
Oct 09, 20262,152No prior observation