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Contract OI history

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Dec 18, 2026 EXPIRATION

MRAM $10.00 Put

MRAM261218P00010000

Latest saved OI910Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
MRAM $10.00 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 9274630 2026-10-08: 927 OI2026-10-09: 927 OI2026-10-13: 918 OI2026-10-14: 919 OI2026-10-16: 918 OI2026-10-20: 911 OI2026-10-23: 910 OI Oct 08, 2026Oct 23, 2026

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

MRAM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing910-1
Oct 20, 2026911-7
Oct 16, 2026918-1
Oct 14, 2026919+1
Oct 13, 2026918-9
Oct 09, 20269270
Oct 08, 2026927No prior observation