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Contract OI history

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Dec 18, 2026 EXPIRATION

SMTC $170.00 Call

SMTC261218C00170000

Latest saved OI197Oct 23, 2026
Last change+2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SMTC $170.00 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. 197980 2026-10-09: 179 OI2026-10-13: 179 OI2026-10-14: 179 OI2026-10-15: 179 OI2026-10-16: 184 OI2026-10-21: 195 OI2026-10-23: 197 OI Oct 09, 2026Oct 23, 2026

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

SMTC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing197+2
Oct 21, 2026195+11
Oct 16, 2026184+5
Oct 15, 20261790
Oct 14, 20261790
Oct 13, 20261790
Oct 09, 2026179No prior observation