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Contract OI history

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Dec 18, 2026 EXPIRATION

SMCI $43.00 Put

SMCI261218P00043000

Latest saved OI1,078Oct 23, 2026
Last change+17vs 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. 1,0785390 2026-10-09: 1,052 OI2026-10-13: 1,053 OI2026-10-14: 1,053 OI2026-10-15: 1,052 OI2026-10-16: 1,055 OI2026-10-21: 1,061 OI2026-10-23: 1,078 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, 2026Viewing1,078+17
Oct 21, 20261,061+6
Oct 16, 20261,055+3
Oct 15, 20261,052-1
Oct 14, 20261,0530
Oct 13, 20261,053+1
Oct 09, 20261,052No prior observation