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Contract OI history

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Feb 19, 2027 EXPIRATION

SMCI $40.00 Call

SMCI270219C00040000

Latest saved OI3,456Oct 23, 2026
Last change+440vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SMCI $40.00 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. 3,4561,7280 2026-10-09: 859 OI2026-10-13: 1,240 OI2026-10-14: 1,240 OI2026-10-15: 1,256 OI2026-10-16: 1,952 OI2026-10-21: 3,016 OI2026-10-23: 3,456 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, 2026Viewing3,456+440
Oct 21, 20263,016+1,064
Oct 16, 20261,952+696
Oct 15, 20261,256+16
Oct 14, 20261,2400
Oct 13, 20261,240+381
Oct 09, 2026859No prior observation