OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

MAT $16.00 Call

MAT270115C00016000

Latest saved OI1,229Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MAT $16.00 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. 1,2996490 2026-10-09: 1,181 OI2026-10-13: 1,252 OI2026-10-14: 1,252 OI2026-10-15: 1,299 OI2026-10-16: 1,299 OI2026-10-21: 1,229 OI2026-10-23: 1,229 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, 2026Viewing1,2290
Oct 21, 20261,229-70
Oct 16, 20261,2990
Oct 15, 20261,299+47
Oct 14, 20261,2520
Oct 13, 20261,252+71
Oct 09, 20261,181No prior observation