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Contract OI history

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Oct 23, 2026 EXPIRATION

MARA $8.00 Put

MARA261023P00008000

Latest saved OI3,774Oct 23, 2026
Last change-819vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MARA $8.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 4,5932,2960 2026-10-09: 1,695 OI2026-10-13: 1,726 OI2026-10-14: 1,726 OI2026-10-15: 1,979 OI2026-10-16: 2,888 OI2026-10-21: 4,593 OI2026-10-23: 3,774 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, 2026Viewing3,774-819
Oct 21, 20264,593+1,705
Oct 16, 20262,888+909
Oct 15, 20261,979+253
Oct 14, 20261,7260
Oct 13, 20261,726+31
Oct 09, 20261,695No prior observation