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Contract OI history

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Mar 19, 2027 EXPIRATION

MARA $12.00 Put

MARA270319P00012000

Latest saved OI668Oct 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 $12.00 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. 6683340 2026-10-09: 440 OI2026-10-13: 445 OI2026-10-14: 445 OI2026-10-15: 450 OI2026-10-16: 455 OI2026-10-21: 668 OI2026-10-23: 668 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, 2026Viewing6680
Oct 21, 2026668+213
Oct 16, 2026455+5
Oct 15, 2026450+5
Oct 14, 20264450
Oct 13, 2026445+5
Oct 09, 2026440No prior observation