OITracker Cboe delayed data

Contract OI history

Back to SMCI

Dec 18, 2026 EXPIRATION

SMCI $50.00 Put

SMCI261218P00050000

Latest saved OI3,743Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SMCI $50.00 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. 3,8911,9450 2026-10-09: 3,846 OI2026-10-13: 3,837 OI2026-10-14: 3,837 OI2026-10-15: 3,891 OI2026-10-16: 3,744 OI2026-10-21: 3,743 OI2026-10-23: 3,743 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, 2026Viewing3,7430
Oct 21, 20263,743-1
Oct 16, 20263,744-147
Oct 15, 20263,891+54
Oct 14, 20263,8370
Oct 13, 20263,837-9
Oct 09, 20263,846No prior observation