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Contract OI history

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Nov 20, 2026 EXPIRATION

SMMT $18.00 Call

SMMT261120C00018000

Latest saved OI1,431Oct 23, 2026
Last change+43vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SMMT $18.00 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. 1,4317150 2026-10-09: 1,189 OI2026-10-13: 1,211 OI2026-10-14: 1,217 OI2026-10-15: 1,221 OI2026-10-16: 1,172 OI2026-10-21: 1,388 OI2026-10-23: 1,431 OI Oct 09, 2026Oct 23, 2026

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

SMMT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,431+43
Oct 21, 20261,388+216
Oct 16, 20261,172-49
Oct 15, 20261,221+4
Oct 14, 20261,217+6
Oct 13, 20261,211+22
Oct 09, 20261,189No prior observation