OITracker Cboe delayed data

Contract OI history

Back to MARA

Mar 19, 2027 EXPIRATION

MARA $25.00 Call

MARA270319C00025000

Latest saved OI8,802Oct 23, 2026
Last change+308vs 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. 8,8024,4010 2026-10-09: 2,923 OI2026-10-13: 5,917 OI2026-10-14: 5,917 OI2026-10-15: 6,337 OI2026-10-16: 7,087 OI2026-10-21: 8,494 OI2026-10-23: 8,802 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, 2026Viewing8,802+308
Oct 21, 20268,494+1,407
Oct 16, 20267,087+750
Oct 15, 20266,337+420
Oct 14, 20265,9170
Oct 13, 20265,917+2,994
Oct 09, 20262,923No prior observation