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Contract OI history

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Nov 20, 2026 EXPIRATION

MRAM $22.50 Call

MRAM261120C00022500

Latest saved OI271Oct 23, 2026
Last change+2vs 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. 2711350 2026-10-08: 261 OI2026-10-09: 251 OI2026-10-13: 253 OI2026-10-14: 245 OI2026-10-16: 245 OI2026-10-20: 269 OI2026-10-23: 271 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, 2026Viewing271+2
Oct 20, 2026269+24
Oct 16, 20262450
Oct 14, 2026245-8
Oct 13, 2026253+2
Oct 09, 2026251-10
Oct 08, 2026261No prior observation