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Contract OI history

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Oct 15, 2027 EXPIRATION

MARA $12.00 Call

MARA271015C00012000

Latest saved OI4,750Oct 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 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 4,7502,3750 2026-10-09: 4,592 OI2026-10-13: 4,592 OI2026-10-14: 4,592 OI2026-10-15: 4,602 OI2026-10-16: 4,628 OI2026-10-21: 4,750 OI2026-10-23: 4,750 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, 2026Viewing4,7500
Oct 21, 20264,750+122
Oct 16, 20264,628+26
Oct 15, 20264,602+10
Oct 14, 20264,5920
Oct 13, 20264,5920
Oct 09, 20264,592No prior observation