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Contract OI history

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Dec 17, 2027 EXPIRATION

MARA $27.00 Call

MARA271217C00027000

Latest saved OI2,252Oct 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 $27.00 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. 2,2561,1280 2026-10-09: 2,255 OI2026-10-13: 2,255 OI2026-10-14: 2,255 OI2026-10-15: 2,256 OI2026-10-16: 2,255 OI2026-10-21: 2,252 OI2026-10-23: 2,252 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, 2026Viewing2,2520
Oct 21, 20262,252-3
Oct 16, 20262,255-1
Oct 15, 20262,256+1
Oct 14, 20262,2550
Oct 13, 20262,2550
Oct 09, 20262,255No prior observation