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Contract OI history

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Jan 19, 2029 EXPIRATION

MRAM $22.50 Call

MRAM290119C00022500

Latest saved OI25Oct 23, 2026
Last change0vs 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. 27130 2026-10-08: 25 OI2026-10-09: 27 OI2026-10-13: 27 OI2026-10-14: 27 OI2026-10-16: 25 OI2026-10-20: 25 OI2026-10-23: 25 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, 2026Viewing250
Oct 20, 2026250
Oct 16, 202625-2
Oct 14, 2026270
Oct 13, 2026270
Oct 09, 202627+2
Oct 08, 202625No prior observation