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Contract OI history

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Dec 18, 2026 EXPIRATION

SMCI $18.00 Call

SMCI261218C00018000

Latest saved OI140Oct 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 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 140700 2026-10-09: 128 OI2026-10-13: 128 OI2026-10-14: 128 OI2026-10-15: 128 OI2026-10-16: 129 OI2026-10-21: 140 OI2026-10-23: 140 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, 2026Viewing1400
Oct 21, 2026140+11
Oct 16, 2026129+1
Oct 15, 20261280
Oct 14, 20261280
Oct 13, 20261280
Oct 09, 2026128No prior observation