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Contract OI history

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Nov 20, 2026 EXPIRATION

SMCI $40.00 Put

SMCI261120P00040000

Latest saved OI3,651Oct 23, 2026
Last change+4vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SMCI $40.00 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. 3,6511,8250 2026-10-09: 3,386 OI2026-10-13: 3,591 OI2026-10-14: 3,591 OI2026-10-15: 3,646 OI2026-10-16: 3,630 OI2026-10-21: 3,647 OI2026-10-23: 3,651 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, 2026Viewing3,651+4
Oct 21, 20263,647+17
Oct 16, 20263,630-16
Oct 15, 20263,646+55
Oct 14, 20263,5910
Oct 13, 20263,591+205
Oct 09, 20263,386No prior observation