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Contract OI history

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Feb 19, 2027 EXPIRATION

SMCI $21.00 Put

SMCI270219P00021000

Latest saved OI193Oct 23, 2026
Last change+15vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SMCI $21.00 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. 193960 2026-10-09: 182 OI2026-10-13: 184 OI2026-10-14: 184 OI2026-10-15: 184 OI2026-10-16: 186 OI2026-10-21: 178 OI2026-10-23: 193 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, 2026Viewing193+15
Oct 21, 2026178-8
Oct 16, 2026186+2
Oct 15, 20261840
Oct 14, 20261840
Oct 13, 2026184+2
Oct 09, 2026182No prior observation