OITracker Cboe delayed data

Contract OI history

Back to MARA

Oct 23, 2026 EXPIRATION

MARA $7.50 Call

MARA261023C00007500

Latest saved OI6,537Oct 23, 2026
Last change+2,144vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MARA $7.50 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. 6,5373,2680 2026-10-09: 2 OI2026-10-13: 3 OI2026-10-14: 3 OI2026-10-15: 230 OI2026-10-16: 1,075 OI2026-10-21: 4,393 OI2026-10-23: 6,537 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, 2026Viewing6,537+2,144
Oct 21, 20264,393+3,318
Oct 16, 20261,075+845
Oct 15, 2026230+227
Oct 14, 202630
Oct 13, 20263+1
Oct 09, 20262No prior observation