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Contract OI history

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Mar 19, 2027 EXPIRATION

MARA $18.00 Call

MARA270319C00018000

Latest saved OI1,255Oct 23, 2026
Last change+9vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MARA $18.00 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. 1,2556270 2026-10-09: 1,184 OI2026-10-13: 1,211 OI2026-10-14: 1,211 OI2026-10-15: 1,224 OI2026-10-16: 1,249 OI2026-10-21: 1,246 OI2026-10-23: 1,255 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, 2026Viewing1,255+9
Oct 21, 20261,246-3
Oct 16, 20261,249+25
Oct 15, 20261,224+13
Oct 14, 20261,2110
Oct 13, 20261,211+27
Oct 09, 20261,184No prior observation