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Contract OI history

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Oct 23, 2026 EXPIRATION

SMCI $38.50 Put

SMCI261023P00038500

Latest saved OI287Oct 23, 2026
Last change-122vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SMCI $38.50 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. 4192090 2026-10-09: 314 OI2026-10-13: 361 OI2026-10-14: 361 OI2026-10-15: 395 OI2026-10-16: 419 OI2026-10-21: 409 OI2026-10-23: 287 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, 2026Viewing287-122
Oct 21, 2026409-10
Oct 16, 2026419+24
Oct 15, 2026395+34
Oct 14, 20263610
Oct 13, 2026361+47
Oct 09, 2026314No prior observation