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Contract OI history

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Dec 17, 2027 EXPIRATION

MARA $20.00 Call

MARA271217C00020000

Latest saved OI2,364Oct 23, 2026
Last change-30vs 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. 2,4541,2270 2026-10-09: 2,454 OI2026-10-13: 2,453 OI2026-10-14: 2,453 OI2026-10-15: 2,448 OI2026-10-16: 2,406 OI2026-10-21: 2,394 OI2026-10-23: 2,364 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, 2026Viewing2,364-30
Oct 21, 20262,394-12
Oct 16, 20262,406-42
Oct 15, 20262,448-5
Oct 14, 20262,4530
Oct 13, 20262,453-1
Oct 09, 20262,454No prior observation