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Contract OI history

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Dec 18, 2026 EXPIRATION

SMCI $20.00 Put

SMCI261218P00020000

Latest saved OI5,358Oct 23, 2026
Last change-64vs 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. 5,4222,7110 2026-10-09: 5,220 OI2026-10-13: 5,220 OI2026-10-14: 5,220 OI2026-10-15: 5,280 OI2026-10-16: 5,333 OI2026-10-21: 5,422 OI2026-10-23: 5,358 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, 2026Viewing5,358-64
Oct 21, 20265,422+89
Oct 16, 20265,333+53
Oct 15, 20265,280+60
Oct 14, 20265,2200
Oct 13, 20265,2200
Oct 09, 20265,220No prior observation