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Contract OI history

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Jan 15, 2027 EXPIRATION

MAT $10.00 Call

MAT270115C00010000

Latest saved OI857Oct 23, 2026
Last change-12vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MAT $10.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 8694340 2026-10-09: 869 OI2026-10-13: 869 OI2026-10-14: 869 OI2026-10-15: 869 OI2026-10-16: 869 OI2026-10-21: 869 OI2026-10-23: 857 OI Oct 09, 2026Oct 23, 2026

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

MAT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026857-12
Oct 21, 2026Viewing8690
Oct 16, 20268690
Oct 15, 20268690
Oct 14, 20268690
Oct 13, 20268690
Oct 09, 2026869No prior observation