OITracker Cboe delayed data

Contract OI history

Back to MARA

Jan 21, 2028 EXPIRATION

MARA $25.00 Call

MARA280121C00025000

Latest saved OI7,374Oct 23, 2026
Last change+39vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MARA $25.00 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. 7,3743,6870 2026-10-09: 6,369 OI2026-10-13: 6,590 OI2026-10-14: 6,590 OI2026-10-15: 7,106 OI2026-10-16: 7,201 OI2026-10-21: 7,335 OI2026-10-23: 7,374 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, 2026Viewing7,374+39
Oct 21, 20267,335+134
Oct 16, 20267,201+95
Oct 15, 20267,106+516
Oct 14, 20266,5900
Oct 13, 20266,590+221
Oct 09, 20266,369No prior observation