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Contract OI history

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Oct 30, 2026 EXPIRATION

SMCI $20.00 Put

SMCI261030P00020000

Latest saved OI8,398Oct 23, 2026
Last change+1,690vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SMCI $20.00 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. 8,3984,1990 2026-10-09: 20 OI2026-10-13: 20 OI2026-10-14: 20 OI2026-10-15: 20 OI2026-10-16: 21 OI2026-10-21: 6,708 OI2026-10-23: 8,398 OI Oct 09, 2026Oct 23, 2026

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

SMCI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing8,398+1,690
Oct 21, 20266,708+6,687
Oct 16, 202621+1
Oct 15, 2026200
Oct 14, 2026200
Oct 13, 2026200
Oct 09, 202620No prior observation