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Contract OI history

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Oct 23, 2026 EXPIRATION

MARA $15.50 Call

MARA261023C00015500

Latest saved OI195Oct 23, 2026
Last change-9vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MARA $15.50 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. 2321160 2026-10-09: 229 OI2026-10-13: 232 OI2026-10-14: 232 OI2026-10-15: 230 OI2026-10-16: 230 OI2026-10-21: 204 OI2026-10-23: 195 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, 2026Viewing195-9
Oct 21, 2026204-26
Oct 16, 20262300
Oct 15, 2026230-2
Oct 14, 20262320
Oct 13, 2026232+3
Oct 09, 2026229No prior observation