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Contract OI history

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Nov 20, 2026 EXPIRATION

MARA $8.00 Call

MARA261120C00008000

Latest saved OI3,689Oct 23, 2026
Last change+550vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MARA $8.00 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. 3,6891,8440 2026-10-09: 263 OI2026-10-13: 479 OI2026-10-14: 479 OI2026-10-15: 917 OI2026-10-16: 1,743 OI2026-10-21: 3,139 OI2026-10-23: 3,689 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, 2026Viewing3,689+550
Oct 21, 20263,139+1,396
Oct 16, 20261,743+826
Oct 15, 2026917+438
Oct 14, 20264790
Oct 13, 2026479+216
Oct 09, 2026263No prior observation