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Contract OI history

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Oct 30, 2026 EXPIRATION

SMCI $37.50 Put

SMCI261030P00037500

Latest saved OI172Oct 23, 2026
Last change+72vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SMCI $37.50 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. 172860 2026-10-09: 0 OI2026-10-13: 57 OI2026-10-14: 57 OI2026-10-15: 118 OI2026-10-16: 112 OI2026-10-21: 100 OI2026-10-23: 172 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, 2026Viewing172+72
Oct 21, 2026100-12
Oct 16, 2026112-6
Oct 15, 2026118+61
Oct 14, 2026570
Oct 13, 202657+57
Oct 09, 20260No prior observation