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Contract OI history

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Mar 19, 2027 EXPIRATION

MRAM $22.50 Call

MRAM270319C00022500

Latest saved OI80Oct 23, 2026
Last change+6vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
MRAM $22.50 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 82410 2026-10-08: 82 OI2026-10-09: 72 OI2026-10-13: 72 OI2026-10-14: 79 OI2026-10-16: 79 OI2026-10-20: 74 OI2026-10-23: 80 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, 2026Viewing80+6
Oct 20, 202674-5
Oct 16, 2026790
Oct 14, 202679+7
Oct 13, 2026720
Oct 09, 202672-10
Oct 08, 202682No prior observation