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Contract OI history

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Jan 15, 2027 EXPIRATION

MAT $13.00 Call

MAT270115C00013000

Latest saved OI14,987Oct 23, 2026
Last change-13vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MAT $13.00 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. 15,1207,5600 2026-10-09: 15,120 OI2026-10-13: 15,069 OI2026-10-14: 15,069 OI2026-10-15: 15,049 OI2026-10-16: 15,039 OI2026-10-21: 15,000 OI2026-10-23: 14,987 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, 202614,987-13
Oct 21, 2026Viewing15,000-39
Oct 16, 202615,039-10
Oct 15, 202615,049-20
Oct 14, 202615,0690
Oct 13, 202615,069-51
Oct 09, 202615,120No prior observation