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Contract OI history

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Nov 20, 2026 EXPIRATION

SMCI $43.00 Put

SMCI261120P00043000

Latest saved OI815Oct 23, 2026
Last change+31vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SMCI $43.00 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. 8434210 2026-10-09: 843 OI2026-10-13: 796 OI2026-10-14: 796 OI2026-10-15: 806 OI2026-10-16: 790 OI2026-10-21: 784 OI2026-10-23: 815 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, 2026Viewing815+31
Oct 21, 2026784-6
Oct 16, 2026790-16
Oct 15, 2026806+10
Oct 14, 20267960
Oct 13, 2026796-47
Oct 09, 2026843No prior observation