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Contract OI history

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Oct 30, 2026 EXPIRATION

MARA $6.50 Put

MARA261030P00006500

Latest saved OI3,649Oct 23, 2026
Last change+391vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MARA $6.50 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. 3,6491,8240 2026-10-09: 91 OI2026-10-13: 138 OI2026-10-14: 138 OI2026-10-15: 151 OI2026-10-16: 152 OI2026-10-21: 3,258 OI2026-10-23: 3,649 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, 2026Viewing3,649+391
Oct 21, 20263,258+3,106
Oct 16, 2026152+1
Oct 15, 2026151+13
Oct 14, 20261380
Oct 13, 2026138+47
Oct 09, 202691No prior observation