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Contract OI history

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Jan 15, 2027 EXPIRATION

MARA $20.00 Call

MARA270115C00020000

Latest saved OI33,021Oct 23, 2026
Last change+27vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MARA $20.00 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. 33,02116,5100 2026-10-09: 32,700 OI2026-10-13: 32,840 OI2026-10-14: 32,840 OI2026-10-15: 32,904 OI2026-10-16: 32,992 OI2026-10-21: 32,994 OI2026-10-23: 33,021 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, 2026Viewing33,021+27
Oct 21, 202632,994+2
Oct 16, 202632,992+88
Oct 15, 202632,904+64
Oct 14, 202632,8400
Oct 13, 202632,840+140
Oct 09, 202632,700No prior observation