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Contract OI history

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Nov 20, 2026 EXPIRATION

SMCI $42.00 Put

SMCI261120P00042000

Latest saved OI1,240Oct 23, 2026
Last change+3vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SMCI $42.00 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. 1,2406200 2026-10-09: 1,105 OI2026-10-13: 1,132 OI2026-10-14: 1,132 OI2026-10-15: 1,125 OI2026-10-16: 1,165 OI2026-10-21: 1,237 OI2026-10-23: 1,240 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, 2026Viewing1,240+3
Oct 21, 20261,237+72
Oct 16, 20261,165+40
Oct 15, 20261,125-7
Oct 14, 20261,1320
Oct 13, 20261,132+27
Oct 09, 20261,105No prior observation