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Contract OI history

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Jun 17, 2027 EXPIRATION

MARA $27.00 Put

MARA270617P00027000

Latest saved OI71Oct 23, 2026
Last change-18vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MARA $27.00 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. 129640 2026-10-09: 129 OI2026-10-13: 129 OI2026-10-14: 129 OI2026-10-15: 89 OI2026-10-16: 89 OI2026-10-21: 89 OI2026-10-23: 71 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, 2026Viewing71-18
Oct 21, 2026890
Oct 16, 2026890
Oct 15, 202689-40
Oct 14, 20261290
Oct 13, 20261290
Oct 09, 2026129No prior observation