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Contract OI history

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Dec 15, 2028 EXPIRATION

SMCI $4.00 Put

SMCI281215P00004000

Latest saved OI318Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SMCI $4.00 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. 3181590 2026-10-09: 318 OI2026-10-13: 318 OI2026-10-14: 318 OI2026-10-15: 318 OI2026-10-16: 318 OI2026-10-21: 318 OI2026-10-23: 318 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, 2026Viewing3180
Oct 21, 20263180
Oct 16, 20263180
Oct 15, 20263180
Oct 14, 20263180
Oct 13, 20263180
Oct 09, 2026318No prior observation