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Contract OI history

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Oct 23, 2026 EXPIRATION

MARA $7.50 Put

MARA261023P00007500

Latest saved OI7,656Oct 23, 2026
Last change+749vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MARA $7.50 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. 7,6563,8280 2026-10-09: 38 OI2026-10-13: 368 OI2026-10-14: 368 OI2026-10-15: 1,285 OI2026-10-16: 1,462 OI2026-10-21: 6,907 OI2026-10-23: 7,656 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, 2026Viewing7,656+749
Oct 21, 20266,907+5,445
Oct 16, 20261,462+177
Oct 15, 20261,285+917
Oct 14, 20263680
Oct 13, 2026368+330
Oct 09, 202638No prior observation