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Contract OI history

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Dec 18, 2026 EXPIRATION

MARA $29.00 Call

MARA261218C00029000

Latest saved OI458Oct 23, 2026
Last change-10vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MARA $29.00 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. 1,0055020 2026-10-09: 231 OI2026-10-13: 231 OI2026-10-14: 231 OI2026-10-15: 1,005 OI2026-10-16: 1,005 OI2026-10-21: 468 OI2026-10-23: 458 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, 2026Viewing458-10
Oct 21, 2026468-537
Oct 16, 20261,0050
Oct 15, 20261,005+774
Oct 14, 20262310
Oct 13, 20262310
Oct 09, 2026231No prior observation