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Contract OI history

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Dec 15, 2028 EXPIRATION

MARA $25.00 Put

MARA281215P00025000

Latest saved OI3,700Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MARA $25.00 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. 3,7001,8500 2026-10-09: 3,694 OI2026-10-13: 3,694 OI2026-10-14: 3,694 OI2026-10-15: 3,694 OI2026-10-16: 3,697 OI2026-10-21: 3,700 OI2026-10-23: 3,700 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, 2026Viewing3,7000
Oct 21, 20263,700+3
Oct 16, 20263,697+3
Oct 15, 20263,6940
Oct 14, 20263,6940
Oct 13, 20263,6940
Oct 09, 20263,694No prior observation