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Contract OI history

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Feb 19, 2027 EXPIRATION

SMCI $28.00 Put

SMCI270219P00028000

Latest saved OI694Oct 23, 2026
Last change+107vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SMCI $28.00 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. 6943470 2026-10-09: 199 OI2026-10-13: 199 OI2026-10-14: 199 OI2026-10-15: 199 OI2026-10-16: 459 OI2026-10-21: 587 OI2026-10-23: 694 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, 2026Viewing694+107
Oct 21, 2026587+128
Oct 16, 2026459+260
Oct 15, 20261990
Oct 14, 20261990
Oct 13, 20261990
Oct 09, 2026199No prior observation