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Contract OI history

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Oct 23, 2026 EXPIRATION

MARA $9.50 Put

MARA261023P00009500

Latest saved OI7,080Oct 23, 2026
Last change-15,533vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MARA $9.50 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. 23,36411,6820 2026-10-09: 19,281 OI2026-10-13: 23,364 OI2026-10-14: 23,364 OI2026-10-15: 23,252 OI2026-10-16: 23,265 OI2026-10-21: 22,613 OI2026-10-23: 7,080 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, 2026Viewing7,080-15,533
Oct 21, 202622,613-652
Oct 16, 202623,265+13
Oct 15, 202623,252-112
Oct 14, 202623,3640
Oct 13, 202623,364+4,083
Oct 09, 202619,281No prior observation