OITracker Cboe delayed data

Contract OI history

Back to SMCI

Jan 21, 2028 EXPIRATION

SMCI $43.00 Put

SMCI280121P00043000

Latest saved OI1,946Oct 23, 2026
Last change+20vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SMCI $43.00 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. 1,9469730 2026-10-09: 1,929 OI2026-10-13: 1,926 OI2026-10-14: 1,926 OI2026-10-15: 1,926 OI2026-10-16: 1,926 OI2026-10-21: 1,926 OI2026-10-23: 1,946 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, 2026Viewing1,946+20
Oct 21, 20261,9260
Oct 16, 20261,9260
Oct 15, 20261,9260
Oct 14, 20261,9260
Oct 13, 20261,926-3
Oct 09, 20261,929No prior observation