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Contract OI history

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Dec 18, 2026 EXPIRATION

SMTC $150.00 Put

SMTC261218P00150000

Latest saved OI38Oct 23, 2026
Last change+10vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SMTC $150.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 38190 2026-10-09: 22 OI2026-10-13: 25 OI2026-10-14: 25 OI2026-10-15: 26 OI2026-10-16: 30 OI2026-10-21: 28 OI2026-10-23: 38 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, 2026Viewing38+10
Oct 21, 202628-2
Oct 16, 202630+4
Oct 15, 202626+1
Oct 14, 2026250
Oct 13, 202625+3
Oct 09, 202622No prior observation