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Contract OI history

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Dec 18, 2026 EXPIRATION

SMCI $12.00 Put

SMCI261218P00012000

Latest saved OI328Oct 23, 2026
Last change+1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SMCI $12.00 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. 3281640 2026-10-09: 311 OI2026-10-13: 311 OI2026-10-14: 311 OI2026-10-15: 311 OI2026-10-16: 318 OI2026-10-21: 327 OI2026-10-23: 328 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, 2026Viewing328+1
Oct 21, 2026327+9
Oct 16, 2026318+7
Oct 15, 20263110
Oct 14, 20263110
Oct 13, 20263110
Oct 09, 2026311No prior observation