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Contract OI history

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Sep 17, 2027 EXPIRATION

SMCI $18.00 Put

SMCI270917P00018000

Latest saved OI166Oct 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 $18.00 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. 166830 2026-10-09: 154 OI2026-10-13: 154 OI2026-10-14: 154 OI2026-10-15: 154 OI2026-10-16: 155 OI2026-10-21: 166 OI2026-10-23: 166 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, 2026Viewing1660
Oct 21, 2026166+11
Oct 16, 2026155+1
Oct 15, 20261540
Oct 14, 20261540
Oct 13, 20261540
Oct 09, 2026154No prior observation