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Contract OI history

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Oct 23, 2026 EXPIRATION

SMCI $42.50 Call

SMCI261023C00042500

Latest saved OI1,005Oct 23, 2026
Last change+30vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SMCI $42.50 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. 1,0055020 2026-10-09: 251 OI2026-10-13: 875 OI2026-10-14: 875 OI2026-10-15: 838 OI2026-10-16: 802 OI2026-10-21: 975 OI2026-10-23: 1,005 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, 2026Viewing1,005+30
Oct 21, 2026975+173
Oct 16, 2026802-36
Oct 15, 2026838-37
Oct 14, 20268750
Oct 13, 2026875+624
Oct 09, 2026251No prior observation