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Contract OI history

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Oct 23, 2026 EXPIRATION

SMCI $39.50 Put

SMCI261023P00039500

Latest saved OI2Oct 23, 2026
Last change-478vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SMCI $39.50 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. 6133060 2026-10-09: 321 OI2026-10-13: 613 OI2026-10-14: 613 OI2026-10-15: 579 OI2026-10-16: 576 OI2026-10-21: 480 OI2026-10-23: 2 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, 2026Viewing2-478
Oct 21, 2026480-96
Oct 16, 2026576-3
Oct 15, 2026579-34
Oct 14, 20266130
Oct 13, 2026613+292
Oct 09, 2026321No prior observation