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Contract OI history

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Jan 21, 2028 EXPIRATION

SMMT $20.00 Call

SMMT280121C00020000

Latest saved OI2,574Oct 23, 2026
Last change+21vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SMMT $20.00 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. 2,5741,2870 2026-10-09: 2,209 OI2026-10-13: 2,278 OI2026-10-14: 2,280 OI2026-10-15: 2,398 OI2026-10-16: 2,398 OI2026-10-21: 2,553 OI2026-10-23: 2,574 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, 2026Viewing2,574+21
Oct 21, 20262,553+155
Oct 16, 20262,3980
Oct 15, 20262,398+118
Oct 14, 20262,280+2
Oct 13, 20262,278+69
Oct 09, 20262,209No prior observation