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Contract OI history

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Nov 20, 2026 EXPIRATION

MAMA $15.00 Call

MAMA261120C00015000

Latest saved OI291Oct 23, 2026
Last change+10vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
MAMA $15.00 call open interest history 6 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 2911450 2026-10-08: 153 OI2026-10-13: 274 OI2026-10-14: 274 OI2026-10-16: 274 OI2026-10-20: 281 OI2026-10-23: 291 OI Oct 08, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

MAMA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026291+10
Oct 20, 2026Viewing281+7
Oct 16, 20262740
Oct 14, 20262740
Oct 13, 2026274+121
Oct 08, 2026153No prior observation