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Contract OI history

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Nov 20, 2026 EXPIRATION

MTRX $12.50 Call

MTRX261120C00012500

Latest saved OI414Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MTRX $12.50 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 4142070 2026-10-09: 401 OI2026-10-13: 400 OI2026-10-14: 400 OI2026-10-16: 414 OI2026-10-20: 414 OI2026-10-23: 414 OI Oct 09, 2026Oct 23, 2026

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

MTRX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20264140
Oct 20, 2026Viewing4140
Oct 16, 2026414+14
Oct 14, 20264000
Oct 13, 2026400-1
Oct 09, 2026401No prior observation