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Contract OI history

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Oct 23, 2026 EXPIRATION

SMCI $40.50 Call

SMCI261023C00040500

Latest saved OI2,395Oct 23, 2026
Last change+237vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SMCI $40.50 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. 2,3951,1970 2026-10-09: 117 OI2026-10-13: 330 OI2026-10-14: 330 OI2026-10-15: 535 OI2026-10-16: 1,019 OI2026-10-21: 2,158 OI2026-10-23: 2,395 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, 2026Viewing2,395+237
Oct 21, 20262,158+1,139
Oct 16, 20261,019+484
Oct 15, 2026535+205
Oct 14, 20263300
Oct 13, 2026330+213
Oct 09, 2026117No prior observation