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Contract OI history

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Jun 17, 2027 EXPIRATION

MARA $19.00 Call

MARA270617C00019000

Latest saved OI566Oct 23, 2026
Last change+160vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MARA $19.00 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. 5662830 2026-10-09: 87 OI2026-10-13: 87 OI2026-10-14: 87 OI2026-10-15: 87 OI2026-10-16: 87 OI2026-10-21: 406 OI2026-10-23: 566 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, 2026Viewing566+160
Oct 21, 2026406+319
Oct 16, 2026870
Oct 15, 2026870
Oct 14, 2026870
Oct 13, 2026870
Oct 09, 202687No prior observation